# Aether vs Translator Keyboard

The clearest difference is in-app purchases: Aether at none against Translator Keyboard's 3. Aether also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). Translator Keyboard's advantage is update cadence (every 3 days vs weekly). On price and ads there is nothing between them.

Both are free to download. Translator Keyboard sells 3 in-app purchases, starting at $3.99 per month. Aether asks for nothing beyond the download.

Aether ships an update weekly, Translator Keyboard every 3 days. The most recent releases landed on May 16, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Aether | Translator Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 18 MB | 195 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Critical Dynamics OU](https://appshunter.io/developer/330152929) | [Fearless Fitt Inc.](https://appshunter.io/developer/1569665344) |

## What reviewers say

### Aether

[App page](https://appshunter.io/ios/app/aether-knowledge-engine/id6761418802)

**Features:** macOS Compatibility

**In-app purchases:** none


### Translator Keyboard

[App page](https://appshunter.io/ios/app/translator-keyboard-cipher/id6784800419)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cipher Pro Monthly | $3.99 | per month |
| Cipher Pro Annual | $27.99 | per year |
| Cipher Pro Lifetime | $67.99 | one-time |


## Frequently asked questions

### Is Aether free?

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

### Is Translator Keyboard free?

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

### Do Aether or Translator Keyboard have ads?

Neither Aether nor Translator Keyboard shows ads.

### Which is updated more often, Aether or Translator Keyboard?

Aether ships an update weekly, and Translator Keyboard every 3 days. Most recently, Aether was updated on May 16, 2026 and Translator Keyboard on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*