# VoipSwitch RCS vs KT Messenger

The clearest difference is review sentiment: KT Messenger at 100% against VoipSwitch RCS's 0%. KT Messenger also leads on rating (4.4 vs 1.0) and in-app purchases (none vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. VoipSwitch RCS sells 2 one-off in-app purchases. KT Messenger asks for nothing beyond the download.

KT Messenger holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: KT Messenger has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of VoipSwitch RCS's written reviews are positive against 100% of KT Messenger's.

VoipSwitch RCS ships an update every 2 months, KT Messenger every 3 days. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | VoipSwitch RCS | KT Messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/voipswitch-rcs/id1617822051/reviews) | **[4.4 (8 ratings)](https://appshunter.io/ios/app/kt-messenger/id6478195913/reviews)** |
| Number of ratings | 1 | **8** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 29 MB | 236 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Voiceserve Ltd](https://appshunter.io/developer/331290997) | [Posh Enterprise INC](https://appshunter.io/developer/1656522296) |

## What reviewers say

### VoipSwitch RCS

[App page](https://appshunter.io/ios/app/voipswitch-rcs/id1617822051)

Connect with others for free using HD audio and video calls, and text chats. Share files, locations, and even get virtual phone numbers from over 60 countries. Offers affordable minute plans for calling landlines and mobile phones.

**Highlights:** Free HD audio and video calls, Free chat and group chats, File attachments (videos, audio, pictures), Location sharing, Voicemail with email delivery, Virtual phone numbers from 60+ countries, Minute plans for external calls

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Top up $1 | $0.99 | one-time |
| Top UP $4.99 | $4.99 | one-time |


### KT Messenger

[App page](https://appshunter.io/ios/app/kt-messenger/id6478195913)

This app offers secure messaging, voice, and video calls with real-time translation to break down language barriers. Share messages, files, and location with unlimited group calls and advanced privacy controls.

**Highlights:** Real-time message translation, Unlimited group voice and video calls, Secure file sharing, Edit and forward messages, Privacy controls, Text-to-audio conversion

**Features:** macOS Compatibility, Siri integration, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is VoipSwitch RCS free?

VoipSwitch RCS is free to download, with in-app purchases available.

### Is KT Messenger free?

KT Messenger is free to download, with no in-app purchases.

### Which has better reviews, VoipSwitch RCS or KT Messenger?

KT Messenger is rated higher. VoipSwitch RCS averages 1.0 out of 5 from 1 ratings, while KT Messenger averages 4.4 from 8 ratings.

### Do VoipSwitch RCS or KT Messenger have ads?

Neither VoipSwitch RCS nor KT Messenger shows ads.

### Which is updated more often, VoipSwitch RCS or KT Messenger?

VoipSwitch RCS ships an update every 2 months, and KT Messenger every 3 days. Most recently, VoipSwitch RCS was updated on October 24, 2026 and KT Messenger on October 27, 2026.

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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.*