# SessionTalk SIP Softphone vs Responsive IP

The clearest difference is in-app purchases: Responsive IP at none against SessionTalk SIP Softphone's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SessionTalk SIP Softphone sells 2 one-off in-app purchases. Responsive IP asks for nothing beyond the download.

## The numbers

| Metric | SessionTalk SIP Softphone | Responsive IP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (1K ratings)](https://appshunter.io/ios/app/sessiontalk-sip-softphone/id362501443/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 39.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 63 MB | 26 MB |
| Requires iOS | 15.0 | **14.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SessionTalk Ltd](https://appshunter.io/developer/357429375) | [Responsive IP](https://appshunter.io/developer/1797500469) |

## What reviewers say

### SessionTalk SIP Softphone

[App page](https://appshunter.io/ios/app/sessiontalk-sip-softphone/id362501443)

This mobile SIP client integrates with cloud VoIP solutions, offering advanced call management and high-quality communication. It supports various codecs, multiple accounts, and secure calling features, with some premium functionalities available through in-app purchases.

**Highlights:** SIP VoIP calls over LTE and WiFi, Incoming calls via Push Notifications, Video Calls with H264 & VP8 codec, Multiple accounts - simultaneously registered, Call Recording, TLS Encryption and SRTP secure calls, Conference - Merge and Split

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| G.729 Annex A Codec | $2.99 | one-time |
| Upgrade to Pro | $6.99 | one-time |

**What reviewers like**

- 🚀 Works well
- 👍 Easy to set up
- 🔒 Secure
- 🔋 Doesn't drain battery
- 👍 Good call quality

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Doesn't work with some providers
- 🐛 Push notifications not working
- 🐛 Doesn't work in background
- 🐛 Incompatible with newer iOS versions

**Reported bugs**

- Incoming calls not working
- Calls dropping
- Connectivity issues
- Keypad not working properly

**Requested features**

- Scheduled DND mode
- Improved iPad support
- Video calling
- More codec support


### Responsive IP

[App page](https://appshunter.io/ios/app/responsive-ip/id6742224319)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SessionTalk SIP Softphone free?

SessionTalk SIP Softphone is free to download, with in-app purchases available.

### Is Responsive IP free?

Responsive IP is free to download, with no in-app purchases.

### Do SessionTalk SIP Softphone or Responsive IP have ads?

Neither SessionTalk SIP Softphone nor Responsive IP shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*