# Mobion FS vs Keyboard Themes AI

The clearest difference is ads: Mobion FS at none against Keyboard Themes AI's shown. Keyboard Themes AI's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Mobion FS ships an update every 10 days, Keyboard Themes AI every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mobion FS | Keyboard Themes AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (17 ratings)](https://appshunter.io/ios/app/keyboard-themes-ai/id6744310209/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | — | 84.6% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 78 MB | 121 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Gandhi Venkatasamy](https://appshunter.io/developer/1763366507) | [HONGKONG ADHEROS LIMITED](https://appshunter.io/developer/1788020856) |

## What reviewers say

### Mobion FS

[App page](https://appshunter.io/ios/app/mobion-fs/id6743754686)

**Features:** macOS Compatibility

**In-app purchases:** none


### Keyboard Themes AI

[App page](https://appshunter.io/ios/app/keyboard-themes-ai/id6744310209)

Personalize your phone's keyboard with a wide array of themes, fonts, and artistic text options. Express yourself more vividly with a vast library of kaomoji and emojis, all while ensuring your information remains secure and your typing experience is smooth.

**Highlights:** Dynamic theme changes, DIY keyboard customization, Artistic text fonts, Extensive kaomoji and emoji library, Information security assurance, Fast response speed

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

**In-app purchases:** none


## Frequently asked questions

### Is Mobion FS free?

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

### Is Keyboard Themes AI free?

Keyboard Themes AI is free to download, with no in-app purchases.

### Do Mobion FS or Keyboard Themes AI have ads?

Keyboard Themes AI shows ads; Mobion FS does not.

### Which is updated more often, Mobion FS or Keyboard Themes AI?

Mobion FS ships an update every 10 days, and Keyboard Themes AI every 5 days. Most recently, Mobion FS was updated on October 25, 2026 and Keyboard Themes AI on October 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.*