ISip -VOIP Sip Phone App Negative ReviewsLangtian Du

ISip -VOIP Sip Phone Negative Reviews

4.5
4.5 star

Total 76 Negative Reviews

ISip -VOIP Sip Phone App Complaints & User Negative Comments 2024

ISip -VOIP Sip Phone app received 76 complaints, negative comments and reviews by users. Have you ever had a bad experience using ISip -VOIP Sip Phone? Can you share your negative thoughts about isip -voip sip phone?

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ISip -VOIP Sip Phone for Negative User Reviews

Almost thereI bought this app to connect to our Asterisk server through WiFi and VPN. WiFi works great. However, VPN needs some work. It does connect up pretty easily to asterisk, however, I haven't been able to figure out how to listen to voicemail properly. It lets me know how many messages I have, but in order to listen to voicemail, I have to dial a separate number. But the really important thing that I'm disappointed in is its inoperability with the L2TP/IPSEC client. It works great with the Cisco VPN Client. Unfortunately, I cannot use the Cisco client all the time due to more inoperability issues with other Vendor's VPN equipment. L2TP/IPSEC is a way I can get around this on Leopard. The iPhone connects right up with L2TP/IPSEC, but this App will crash upon startup after the L2TP/IPSec connection is established. If this is fixed, I'd give it 5 stars..Version: 0

Waste of MoneyThis app is terrible and a complete waste of money. The Sip client does NOT even run in the background when you close the app so you can only receive calls when the app is open. It also does NOT support video. Not good enough for a $10 app..Version: 5.3

V-3.1 is a disasterAs soon as I upgraded to v 3.1 the iSIP app turned into a piece of junk. I was not able to make calls and can't hear any ring tones!! I regret paying for this app..Version: 0

Great, capable SIP client.A lot of care has obviously gone into this stable, flexible and feature-rich SIP client. The only problem I have with it at the moment is that it is the only app I have that refuses to recognize any Bluetooth headset. I've tried it with my iPhone paired to two different brands of Bluetooth headset and while all the other applciations (including the regular phone) work fine, iSip only works through the phone's builtin speaker/mic *or* a wired headset plugged into the jack. If that's not a concern for you, I'd highly recommend iSip!.Version: 0

Good app, but it needs more work.The application works more or less OK, it has many bugs still. Here are a few I have observed: 1)When a number is dial out, cannot hear the phone ringing. It could be related to settings, no sure. 2)The ring tones are very low, cannot confirm this, see bug #1, but they are very low when picking some of the so few that were added. 3) This app is not answering call, PUSH not working. I check and recheck the settings, of course, the notification setting has been checked, but I cannot get the application to answer calls at all! 4)When I enable the speaker, I cannot find a way to disable, I must close the application to turn the speaker off. Cannot be used in Edge/3G, only WiFi. Waiting for the update to fix that..Version: 0

Works well but...Bought the app, loaded it and made a call first try. Might be missing the point here but I can't walk around all day with the iPhone on and this app loaded. When the phone turns itself off I lose my connection to the SIP (asterisk) server. I don't know how people think they can use this as a work phone. The phone needs this app to stay loaded and be bought out of standby when a call comes in - just like normal calls. Having said that, if I'm wandering the office and need to contact someone I'll certainly use this program. Good UI, easy to set up and use..Version: 0

Voice quality iis terribleVoice quality is substandard despite setting changes suggested by support. I simply will not use this app and just pay the cell charges..Version: 0

Will it support codec g.729 soon?Wonder it supports codec g729?.Version: 0

Just won't workWhen this first came out it worked fine with my SIP service (albeit intermittently). For about a year now it just doesn't work and hasn't improved. I've just thrown the money I spent in the scrap heap and bought a competing product that works..Version: 4.8.3

NathanielReally expensive for what it is. There is alot of delay when using product, however, is usable when using headsets. Also seems a bit taty with the user interface. Would have been nice if they used the type of dialer you get on your iPhone, also found product to be a bit slow and crashed alot. Also when you ring somebody, there is a call menu, but seems incomplete. Overall, annoyed I paid this much on this product that feels cheap and not designed well and doesn't work well..Version: 0

Don't waste your money (and time)This app is extremely buggy. Most of the times, calls fail to go through (even though the connection to the SIP server is active). In such cases, there is no other choice but to restart the programme… and pray! Sometimes you are able to give one call and then al the next ones fail. Everything this software does, Fring (which is for free) does it better and does even more (and … did I mention? it's for free!). I already had Fring, I saw the bad reviews for SipPhone and I still decided to buy it thinking a paying app is necessarily better. Shame on me! Don't be fooled, if your want to do Sip on iPhone, to this date Fring is the only solution. (A note for the users of French ISP Free SIP service: for SipPhone to "work" you have to change the timeout settings to 1800. Not that you will be able to actually give a call after that. Again, try Fring. Everything works out of the box and you can actually give calls.).Version: 0

Works okWorks well now but push never worked apart from that it's not bad.Version: 0

Not impressed so farIt's still early days I haven't spent a super long time playing with it. However it has crashed my phone several times (phone just goes instantly black) which isn't a problem I've had before and I can't make it work with our Avaya VOIP system. I'm going to keep playing and hopefully it's me doing something and the stability issues will get resolved with time, but right now I'd save your money and get Siphon..Version: 0

Works, but does not discoonect properly on exitThe app works ok so far, but I did notice that upon exit it did not disconnect from from sip provider correctly. I had to ask them to disconnect me. This is a bug that needs to be addressed. MY sip provider thought I was still connected and thus I could not use my desktop softphone..Version: 0

DisappointingAfter a few mails to support this app doesn't work over a VPN from the iPhone. Avoid if you can..Version: 0

Pointless of buyingYou think its going to be right good then it crashes it freezes and sometimes it doesnt even load up waste of money dont recommend it at all!!!.Version: 4.8.4

AVOID THIS APP: It Simply doesn't workI used iSip in the past, but switched to Acrobits Softphone, which performed much better. With the latest update to iSip, I figured I’d give it another chance. To say I was disappointed is an understatement. The program not only removes Google Voice integration, but much more significantly, it fails to connect to many SIP accounts -- sip accounts that work perfectly with other VoIP applications running on the iPhone. Even activating iSip's built-in SIP account works only partially. The account is registered by the application crashes almost immediately. Additionally, the user-interface is so poorly designed that it renders simply operations virtually impossible to accomplish. It's hard to design an application worse than this one!!! In short, my opinion is that iSip is a total waste of money. STAY AWAYS FROM THIS APPLICATION until the developers fix the acute problems that render the application useless (at least on my iPhone)..Version: 0

Absolutely horribleDoesn't work properly. I can get it to register with my PVC but as soon as it get put in the background it loses it method for sip transport. After bringing it back up all options for the sip transport disappear. There are better sip programs in the app store for free.Version: 4.8.4

Mixed review - would not recommendBought this application on Feb. 12. to use with my corporate SIP based phone system. Application works when I'm in the office, but does not work if I VPN from my home office. Also does not work via my office's SIP firewall from Ingate. In both situations I can establish SIP registration, but I cannot hear the audio of people I have called or have called me. Fring has worked for me in the office, at home over VPN, and though our Ingate SIP firewall. Since the software being reviewed only seems to work correctly while I'm directly connected in the office it provides little benefit to me over the freely available Fring..Version: 0

TerribleThe app looks horrible and the audio quality when using ilbc is hopeless on a local network..Version: 0

DisappointingAfter a few mails to support this app doesn't work over a VPN from the iPhone. Avoid if you can..Version: 0

Broken .... Again!!!Doesn't appear to work on iPhone OS 3.12! Everytime a new version of the app is released it breaks. Far to unreliable - don't bother..Version: 0

Not working with latest upgradeEverything was fine until today when it updated. Now I can't hear the other end ringing or that they have answered the phone. Please stop updating and leave it alone once it works..Version: 0

No Polish, Not FunctionalTried to use this app with my company's SIP provider. I had to set up a custom SIP account as the provider was not in the list. Even those though I have no problem with desktop SIP apps, I had no luck with iSIP. I create the account then received random dial tones when trying to place a call. In addition this app has very little support from the developers and show absolutely no polish. It's ugly as sin, difficult to navigate, provides no user feedback or instructions and, as previously mentioned, DOESN'T WORK. Don't waste your time or money..Version: 0

Cisco CUCM verifiedI had no problem configuring with callmanager 7.1.3. When I am out I connect via the VPN and still register and make calls via my system. Voice quality is as good as you will get on g.711. My wife and I can drop out cell minutes and pretty much make all calls through the sip client. If you know what you are doing you will give this app 5 stars..Version: 0

Not workingWas working previously but now I cannot add freephoneline.ca anymore..Version: 4.9.1

V3.0 not working for me - voxalotI am not able to make calls using voxalot service with the recent version. I was able to do this with v2.2. Can you please investigate? Thank you..Version: 0

Waste of moneyMany bugs! It doesn't make sense Apple approuved this. Push nofication doesn't work. Waste of money!.Version: 0

Don't bother with iSIP, generic SIP appI have not be able to add a custom SIP account. I can enter information but the "Next" button never becomes enabled/active for me to save my new settings and move on. I have contacted the company's support email several times and I never hear back from them. So far I cannot use this application, therefore it is useless to me.That's $5.99 I can't get back..Version: 4.9.1

Finally a sip appI have been waiting for such an app to use with my asterisk server. It's a hood start and I hope development continues, for features and the GUI. Specific asterisk support would be a hugely popular feature. My only gripe is the constant black outs, and that was during config..Version: 0

Be careful make backup before install it - after shutdown iphone will not start againGreate function , but once you shutdown your iphone you will not be able to start it again , i recovered my iphone more than 4 times once i installed the isip after recovery and made first connection , after that my iphone did not start again , when i try to start the iphone after shutdown it showing me the apple logo for ever unless i recovery or restore the last backup . when i email the Tech Support they did not give to me any clear answer !!! my confegration 1- VPN connection with my company . 2- connect with Cisco Callmanager 6 ..Version: 0

Great voip appI found it easy to set up. In theory setup works very well. Does however have a lot of crackle in audio both ways during calls. Call quality needs to be refined further. Would recommend it to other users with voip accounts. The best apps of this type but audio codec needs a clean up..Version: 0

Bad voice qualityNot usable for anything serious. Many typos in the interface which indicate sloppiness..Version: 0

New update has destroyed app - RUBBISH!I have used this app for the past 18 months and it was excellent until this last update came out. It wiped my registration details and, when re-entered, wipes them again each time the app is restarted. It still pushes inbound calls well but, if your settings have been wiped clean (again) you cannot make an outbound call. I have contacted support twice with NO RESPONSE. I have therefore given up with this app. It is more trouble than it is worth so DO NOT BUY IT. It is simply a complete waste of time!.Version: 4.9.1

This app works but you need to configure it properlyI downloaded iSip and it didn't work properly; Audio was so choppy that it couldn't be used (even on the same network than our Asterisk Server). Also under some conditions and I only got one way audio. I spent a complete day doing several adjustments and debugging the protocol to check what was happening. The application is now working fine (audio is good; Not excellent, but good enough). If you are planning to use this application; You must have really good understanding of VOIP and what is happening under the hood. For example; I am not a big fan of iSIP VAD implementation, I had to turn it off. Remember to set the stun servers if you are planning to use it behind a NAT; there are a few free stun servers on the internet. PUSH did work OK to me; although I can't answer the call when receiving the notification. IMHO there is room for improvement on this app. Buy it *ONLY* if you really know SIP protocol and you are willing to spend some time to configure/debug it to make it work correctly on your enviroment. *** Please add g729 support ***.Version: 0

It's a no goI've been using this since the very early releases. It wasn't perfect then but since the new versions have come out everything has got way worse. I'm very tech savvy and have no issues with other sip software. Quality if it works is mediocre at best. I'd pass on this until things change. Also the GUI is horrid, but that isn't my main comcern.Version: 0

Lacking and not worth the moneyDoes not automatically re-register if wifi connection drops. Not good for a network where you are roaming between access points. Does not run unless it is the "front" app. Needs to be able to run in the background and jump to the front when a call comes in, much like the phone app itself. Would be better if it was an add on to the phone app itself. Not sure if this is possible though. I was expecting something as good as the Nokia VoIP client. Want my money back..Version: 0

Problem after the recent upgrade!After installing the Recent upgrade on my iPhone, I got a problem when I close the iSip App, then when I open it again, I lose the sip phone configuration, so I have to input it again. Currently I am using Callcentric Sip phone on this App. Please help resolve this bug, it is very annoying. I have been using this App for more than four years without any problem. It is too bad! Please fix it!.Version: 4.9.1

Not a great piece of software... still a work in projectWhile this product has a great interface, it is a buggy piece of software. It will not make calls reliably, and when calls go through, the other party reports continuous static (which I tested and confirmed calling my extension). Since Skype and IAXdialer don't exhibit this static, I can only assume it is problem with the product. I would recommend trying a different sip client for your iPhone - this product was tested using an Asterisk 1.4 PBX.Version: 0

Forget about this app, crap for ever, accept it...Version: 4.9.1

Isip 5.1It's crashing & always loosing it's settings every time I minimize the app. There was no such issue in previous version. Any solution?.Version: 5.1

AwesomeFantastic app and exactly what I'd been searching for over the past few months. Now I can use my iPhone to make voip calls comfortable in Sydney CBS wireless hotspots for free using my normal home voip plan. Will be even better use when I'm in Europe shortly. Must have!.Version: 0

No good with asteriskRubbish on Asterisk - voice quality is terrible..Version: 0

All positive reviews are written by developersI rarely write a bad review but this time I am compelled to let people know this is a complete rip off. You actually pay $7 for nothing in return. I have SIP account and I use everyday on Fring. But when I try to use on this app it shows me error. If you try to call support, you cant coz phone number is fake. You will never get reply of an email. I lost my $7 but if you want to save then don't download this app. We should write all our bad experiences coz lately Apple App store has started to turn into heaven frauds..Version: 0

Was a great app 😳I'm the same. Used to work really well then the upgrade happened at it keeps wiping out my details. When you fix this please let me know..Version: 4.9.1

AverageJust downloaded today to setup my exsisting sip account from laptop to phone. positive side:- Easy to configure ( i connected two sip numbers from different providers very easily) you can add multiple sip accounts. Negative side:- Works only with WiFi, Doesnot work with 3G bcoz of limitation imposed by apple. i think its unfair. Can not run in background so you cant receive calls. inorder to receive calls you must keep the application OPEN!! User interface is quite priliminary, not mature like truphone. need alot of improvements. Bottom line:- You can use the FRING(which is free) with the same constraints and i think its User interface is better!!! So Guys no need to spend money on this application, just download FRING(its FREE and works well with most of SIP accounts).Version: 0

CRASHES!Just bought this app hoping it would work which most reviews state it does. Installed it and within 2 seconds after enabling SIP it crashes. Rebooted the phone and app still crashes. Restored phone and app still crashes. Deleted app, reinstalled it, set it up again.... crashes! No matter what I do... app CRASHES! As you can see in this review... the keyword is CRASHES. This is the first app I have purchases which CRASHES all the time. Update: As soon as I wrote the previous review, I contacted support about these crash issues. Within 15 minutes they replied, troubleshooted my issue, and within 2 hours later support emailed me a personal beta version of this program that fixed my issue. I have increased their rating from 1 start to 3. The crash issues for fixed, support was great, but I feel the overall product still needs to be improved to receive a higher rating..Version: 0

Push notificationsTech support claims that push server was the issue although I don't trust that because it works on occasions every 10th attempt works and than when you get push message it gives you view or cancel and if you choose view it brings up the app but no answer option - you just lost a call. Cmon guys what good is your push option if you can't answer the call push notification just notified you about? Let's be real. Can you get someone to get that fixed for you? Obviously you can't do it but there are planty of people that can help you with it. Call developer of Ping! and I'm sure he can help you with such a crutial feature of voip software. I hope you read these comments and if you do you can see that half of the mist recent ones are about push issues..Version: 0

Mostly works well with iinetVery quick set up, had to go into advanced controls and change the part of the address from 'state' to 'vic' but still it was quicker than doing it on the computer. Sound quality is a bit low but reliable and no delay. Couldn't get push notifications to work..Version: 0

Getting worse!Have been using this for a while, but honestly, the stability keeps getting worse and worse. Each time I use it, it crashes at least twice before letting me make a call (iPhone 4)..Version: 4.8.2

No better than FringWorks fine but really does little more than Fring, which is free. Neither this nor Fring can run in the background so you have to have the appn running to receive calls. The keypad dialler graphics look terrible and, unlike Fring, not in keeping with the style of dialler used by Apple. Save your money and use Fring..Version: 0

ISip with AsteriskI also have Acrobits SIP products installed for comparison. Application works OK over 3G and WiFi. Audio quality is not as good as Acrobits. Notification feature does not work, while I have no problem with Acrobits. Other features are comparable between the 2 products..Version: 0

New version + new codec = brokenAfter weeks of friggin about getting this app to work properly, they upgraded it Now it simply won't work. Calls appear to connect but neither end can hear each other. It's pretty useless that a simple upgrade to a new version should stop it working. But maybe I should have paid advice to previous reviews, as these appears to be a common theme..Version: 0

Worst than Free AppsIts complete waste of money.This app is worst than NimBuzz and Fring.I couldn't register even a single sip account and when i opened case with support,they never provide satisfactory reply.I am not impressed !.Version: 0

BuggyThe latest update adds a proprietary VOIP service, which nobody wants, without asking. It breaks existing SIP configurations. You have to wonder how good the coding is when they can't allow editing in the email fields, which they doubtless want to spam you with the proprietary service. This was a pretty good app until they broke it with this update. It might be time for a course in quality assurance... It looks like you cannot rely on this group to just get the SIP application right and working..Version: 0

Awful crackle on the other end!I tried all the different codecs but every one of them leaves the other user listening to an awful crackle when connected to my corporate asterisk server. I want my money back..Version: 0

Works but with some issues+ Works (with Exetel, MyNetFone) + Supports multiple SIP accounts - Voice quality issues: crackling - Remote caller hears echoes of own voice (no echo cancellation) - User interface a bit rough around the edges (large ugly logo, some fields too narrow to read) - Odd split of configuration options between global and account specific for multiple accounts.Version: 0

Does't work with Os 4.0Wat the hell are the app developers doing. We pay u Guys bcos we blv u wud provide constant support and upgrades. It high time u guys provide us an upgrade that works with Os 4.0.Version: 0

Very disappointing - Don't waste your moneyFine if all you want to do is make SIP calls. Receiving calls requires that the app runs all the time meaning you can't do anything else with your phone. An incoming cell call will instantly disconnect a live SIP call whether you answer it or not. PUSH doesn't work at all for me with Asterisk (their servers send a 410 'Gone' message back to my server) and seems unreliable for those that get it working with other SIP providers. iSip's server have been subjected to DoS attacks meaning that even if PUSH did work, it would be unreliable from iSip's end. The app doesn't always send a clear call message back to the server so you never know if the call was disconnected - this is really important if you were making an expensive call - and leaves the extension busy. OK, it's probably mostly Apple's fault, but, IMO, this should be a free app until/unless they get it working. Wait until Apple and iSip get their act together and produce a reliable usable app. Don't waste your money on this. The SIP stack on the Nokia N95 is pretty much flawless, Apple and iSip need to catch up with what Nokia have been doing well for at least 4 years in the SIP world..Version: 0

Audio is back! (v 3.2)The last update muted my 3GS iPhone, but in v3.2 audio is back. Some people I call complain about poor voice quality, but this is likely a connection issue. Otherwise, it works fine in Hotspots and hotels. The Vnet logo spoils the app screen layout, which looks quite simple anyway..Version: 0

Incredibly disappointed with this productHaving tested the free version of this software successfully over both WiFi and 3G networks have gone ahead and bought the product to get the extra features I wanted (like the in call keypad). The free version supports VoIP over 3G, but the paid version DOES NOT. I find this incredibly disappointing and deliberately misleading about the capabilities of the product, as the paid version does not do something that the free version does..Version: 0

A piece of junkA piece of junk. Regret for paying. Still no sounds by now. Numm is much better..Version: 0

WarningUsing since last 2 years, app hangs and require reboot the iphone all the time.Version: 4.8.2

This this is brokenThe VoIP account doesn't save. Everything you go into the app, you have to add an account. It is annoying..Version: 4.9.1

Works well, needs Bluetooth headset supportThis sip client is a very robust implementation. Works well in every environment I have tried it in. The lack of Bluetooth headset support drives me crazy though, none of the sip softphones on the iPhone support it for some inexplicable reason. Interface is a little rough around the edges, but overall, a very robust implementation - but please add Bluetooth support!.Version: 0

User interface buggy and poorly designedUser interface buggy and poorly designed. Loses account settings from time to time. I was able to make a few calls using it, but I would not rely on it..Version: 0

FrustratingJust get everything to work and then along comes an upgrade and it stops working again. This happens a lot. For goodness sake test the app before you release it! Where's the plus in the dialing page that is supposed to clear the audio problem? You are up against working free apps so you should get it right!!.Version: 0

BuggyDoesn't work for me..Version: 4.8.2

No pushThis program completely fails at push it does not even attempt to do this feature.Version: 0

Not with SkypeToo bad, Skype does not support SIP. If you are a Skype customer, do not buy this app..Version: 0

Keep looking! Potential purchasors...This app worked fine until the last update v3 - Now it doesn't work at all. It's about time Apple facilitated a proper refund system when developers screw-up an app with any "updates". If it ain't broke don't fix it!.Version: 0

WarningI've had hacks on my asterisk server ever since they updated this app. If you want this app to ring, you have to give these guys your sip id and pw. Ever since I did that I've been getting hacked. I don't think the app producers would be doing it, but if their system is compromised than all our sip accounts get compromised..Version: 4.8.2

Works well. Hoping there will be a 3G upgradeIt works well to connect to my Asterisk VoIP provider. I'm praying there will be an upgrade that will work over 3G as AT&T as now changed its mind and will allow VoIP applications..Version: 0

AvoidDoes not work. Seems to be frustrating waste of money and time. Never connected to any of my many providers (including the recommeded and tested by the company ones). They should try harder..Version: 0

4.9 version doesn't workPrevious version were fine but I can't get this update to work..Version: 4.9.1

Waste of moneyWere do I start? Constantly crashes or freezes, no sound when using through a VPN connection to my office mitel system. Used 3cx over the Internet and it connects to my system fine (and it's free) isip won't work this way, i brought this app as it has call hold and forwarding deature. Also does not use 3G will only connect over wireless network. Not every phone service provider blocks sip over 3G so see no reason why this is not supported? Besides changing sip ports gets around this block Save you money play with the free offerings.Version: 4.8.4


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