# Flex Messenger vs Gunter messenger

The clearest difference is update cadence: Gunter messenger at every 6 days against Flex Messenger's every 6 months. Gunter messenger also leads on review sentiment (100% vs 80%). Flex Messenger's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flex Messenger ships an update every 6 months, Gunter messenger every 6 days. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Flex Messenger | Gunter messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flex-messenger/id1078486343/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 120 MB | 3 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Colbook Investment Limited](https://appshunter.io/developer/996739770) | [Daniil Surnin](https://appshunter.io/developer/1529652978) |

## What reviewers say

### Flex Messenger

[App page](https://appshunter.io/ios/app/flex-messenger/id1078486343)

A fast, secure, and free communication app that syncs across all devices. Send unlimited messages, documents, voice memos, images, and videos. Enjoy private group chats and make free HD calls.

**Highlights:** Unlimited messaging, File sharing (any type), Large group chats, Free HD voice and video calls, Cross-device sync, End-to-end encryption

**Features:** macOS Compatibility

**In-app purchases:** none


### Gunter messenger

[App page](https://appshunter.io/ios/app/gunter-messenger/id6737697395)

This secure messaging app prioritizes privacy with no servers, accounts, or stored messages. Chats are device-only and can be instantly deleted, with options to edit or remove messages. Enjoy crystal-clear video calls, group chats, and media sharing in a DDoS-proof environment.

**Highlights:** Serverless architecture, No accounts or stored messages, Device-only chat storage, One-tap message deletion, Edit and delete sent messages, Crystal clear video calls, Group chats and media sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flex Messenger free?

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

### Is Gunter messenger free?

Gunter messenger is free to download, with no in-app purchases.

### Do Flex Messenger or Gunter messenger have ads?

Neither Flex Messenger nor Gunter messenger shows ads.

### Which is updated more often, Flex Messenger or Gunter messenger?

Flex Messenger ships an update every 6 months, and Gunter messenger every 6 days. Most recently, Flex Messenger was updated on October 12, 2026 and Gunter messenger on October 14, 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.*