# Mystic Echo vs Hermes Decode

The clearest difference is in-app purchases: Mystic Echo at none against Hermes Decode's 4. Mystic Echo also leads on iOS requirement (12.0 vs 15.1). Hermes Decode's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Hermes Decode sells 4 in-app purchases, starting at $6.99 per month. Mystic Echo asks for nothing beyond the download.

Mystic Echo ships an update fortnightly, Hermes Decode every 11 days. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mystic Echo | Hermes Decode |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 11 days** |
| Size | 125 MB | 69 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [TUGBA AYHAN](https://appshunter.io/developer/1786777994) | [Diego Petkoff Azcuna](https://appshunter.io/developer/1895236314) |

## What reviewers say

### Mystic Echo

[App page](https://appshunter.io/ios/app/mystic-echo/id6748145502)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hermes Decode

[App page](https://appshunter.io/ios/app/hermes-decode/id6763257761)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adept | $6.99 | per month |
| Magus | $17.99 | per month |
| Adept (Annual) | $49.99 | per year |
| Magus (Annual) | $149.99 | per year |


## Frequently asked questions

### Is Mystic Echo free?

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

### Is Hermes Decode free?

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

### Do Mystic Echo or Hermes Decode have ads?

Mystic Echo shows ads; Hermes Decode does not.

### Which is updated more often, Mystic Echo or Hermes Decode?

Mystic Echo ships an update fortnightly, and Hermes Decode every 11 days. Most recently, Mystic Echo was updated on October 4, 2026 and Hermes Decode on October 6, 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.*