# Rattlegram vs Galileyo

The clearest difference is review sentiment: Rattlegram at 90% against Galileyo's 33%. Rattlegram also leads on rating (4.5 vs 3.4) and in-app purchases (none vs 1). Galileyo's advantage is update cadence (fortnightly vs every 9 months) and iOS requirement (15.6 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Galileyo sells 1 in-app purchase, starting at $4.95 per month. Rattlegram asks for nothing beyond the download.

Rattlegram holds the better App Store score, 4.5 against 3.4. Both are backed by a comparable volume of ratings — 23 and 5 respectively. Written reviews point the same way: 90% of Rattlegram's written reviews are positive against 33% of Galileyo's.

Rattlegram ships an update every 9 months, Galileyo fortnightly. The most recent releases landed on October 11, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Rattlegram | Galileyo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (23 ratings)](https://appshunter.io/ios/app/rattlegram/id1664526096/reviews)** | [3.4 (5 ratings)](https://appshunter.io/ios/app/galileyo/id6475311208/reviews) |
| Number of ratings | **23** | 5 |
| Positive reviews | **90.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 1 MB | 12 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [aicodix GmbH](https://appshunter.io/developer/1664526098) | [Galileyo](https://appshunter.io/developer/1723869079) |

## 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


### Galileyo

[App page](https://appshunter.io/ios/app/galileyo/id6475311208)

Stay informed during global emergencies with real-time, location-aware alerts for natural disasters and crises. Connect with trusted sources and community reports, and access AI-powered intelligence and satellite resilience.

**Highlights:** Real-time global alerting, Location-aware notifications, Hyper-local alerts, Actionable threat data, Social alerts from trusted InSources, Community on-ground reports

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BASIC | $4.95 | per month |


## Frequently asked questions

### Is Rattlegram free?

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

### Is Galileyo free?

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

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

Rattlegram is rated higher. Rattlegram averages 4.5 out of 5 from 23 ratings, while Galileyo averages 3.4 from 5 ratings.

### Do Rattlegram or Galileyo have ads?

Neither Rattlegram nor Galileyo shows ads.

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

Rattlegram ships an update every 9 months, and Galileyo fortnightly. Most recently, Rattlegram was updated on October 11, 2026 and Galileyo on September 24, 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.*