# Rattlegram vs Retichat

The clearest difference is review sentiment: Rattlegram at 90% against Retichat's 36%. Rattlegram also leads on rating (4.5 vs 2.9). Retichat's advantage is update cadence (every 3 days vs every 9 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Rattlegram holds the better App Store score, 4.5 against 2.9. Both are backed by a comparable volume of ratings — 23 and 8 respectively. Written reviews point the same way: 90% of Rattlegram's written reviews are positive against 36% of Retichat's.

Rattlegram ships an update every 9 months, Retichat every 3 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Rattlegram | Retichat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (23 ratings)](https://appshunter.io/ios/app/rattlegram/id1664526096/reviews)** | [2.9 (8 ratings)](https://appshunter.io/ios/app/retichat/id6762225314/reviews) |
| Number of ratings | **23** | 8 |
| Positive reviews | **90.0% of reviews** | 36.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 1 MB | 18 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [aicodix GmbH](https://appshunter.io/developer/1664526098) | [New Endian LLC](https://appshunter.io/developer/459947183) |

## What reviewers say

### Rattlegram

[App page](https://appshunter.io/ios/app/rattlegram/id1664526096)

This app utilizes advanced COFDM technology for audio-based SMS transmission. It supports various modes with specific encoding and modulation techniques, requiring minimal bandwidth for efficient data transfer.

**Highlights:** COFDM technology, Audio-based SMS, 160 ms OFDM symbols, Differential PSK modulation, Forward error correction, Low bandwidth requirement

**In-app purchases:** none


### Retichat

[App page](https://appshunter.io/ios/app/retichat/id6762225314)

This app provides end-to-end encrypted communication over decentralized networks. It supports store-and-forward propagation and federated nodes for lightweight push notifications. Future updates will include LoRa, group, and channel support.

**Highlights:** End-to-end forward encryption, Decentralized and organization-less, LXMF Store-and-Forward support, RFed federated propagation, Lightweight push notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is Rattlegram free?

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

### Is Retichat free?

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

### Which has better reviews, Rattlegram or Retichat?

Rattlegram is rated higher. Rattlegram averages 4.5 out of 5 from 23 ratings, while Retichat averages 2.9 from 8 ratings.

### Do Rattlegram or Retichat have ads?

Neither Rattlegram nor Retichat shows ads.

### Which is updated more often, Rattlegram or Retichat?

Rattlegram ships an update every 9 months, and Retichat every 3 days. Most recently, Rattlegram was updated on October 11, 2026 and Retichat on October 7, 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.*