# Unit Converter.... vs Ayman Keyboard کیبۆردێ بادینی

The clearest difference is in-app purchases: Ayman Keyboard کیبۆردێ بادینی at none against Unit Converter....'s 2. Ayman Keyboard کیبۆردێ بادینی also leads on ads (none vs shown) and update cadence (every 6 days vs every 2 weeks). Unit Converter....'s advantage is iOS requirement (13.0 vs 16.4). On price and device support there is nothing between them.

Both are free to download. Unit Converter.... sells 2 in-app purchases, starting at $1.99 per month. Ayman Keyboard کیبۆردێ بادینی asks for nothing beyond the download.

Unit Converter.... ships an update every 2 weeks, Ayman Keyboard کیبۆردێ بادینی every 6 days. The most recent releases landed on October 21, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Unit Converter.... | Ayman Keyboard کیبۆردێ بادینی |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Size | 106 MB | 313 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Olga Ivanova](https://appshunter.io/developer/1733570435) | [Ayman Sabri](https://appshunter.io/developer/1641516240) |

## What reviewers say

### Unit Converter....

[App page](https://appshunter.io/ios/app/unit-converter/id6751115020)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| units_by_oliva_subscription | $1.99 | per month |
| units_by_oliva_donation | $1.99 | one-time |


### Ayman Keyboard کیبۆردێ بادینی

[App page](https://appshunter.io/ios/app/ayman-keyboard/id6811140352)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter.... free?

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

### Is Ayman Keyboard کیبۆردێ بادینی free?

Ayman Keyboard کیبۆردێ بادینی is free to download, with no in-app purchases.

### Do Unit Converter.... or Ayman Keyboard کیبۆردێ بادینی have ads?

Unit Converter.... shows ads; Ayman Keyboard کیبۆردێ بادینی does not.

### Which is updated more often, Unit Converter.... or Ayman Keyboard کیبۆردێ بادینی?

Unit Converter.... ships an update every 2 weeks, and Ayman Keyboard کیبۆردێ بادینی every 6 days. Most recently, Unit Converter.... was updated on October 21, 2026 and Ayman Keyboard کیبۆردێ بادینی on October 26, 2026.

---

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