# Lefty Keyboard vs Observer AI

The clearest difference is in-app purchases: Observer AI at none against Lefty Keyboard's 6. Observer AI also leads on ads (none vs shown) and iOS requirement (15.6 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Lefty Keyboard sells 6 in-app purchases, starting at $2.99 per month. Observer AI asks for nothing beyond the download.

Lefty Keyboard ships an update every 9 days, Observer AI fortnightly. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Lefty Keyboard | Observer AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/lefty-keyboard/id6747690601/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 29 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [EMiR EMRAH UCKAN](https://appshunter.io/developer/1780892760) | [Luis Rodrigo Medina](https://appshunter.io/developer/1871533638) |

## What reviewers say

### Lefty Keyboard

[App page](https://appshunter.io/ios/app/lefty-keyboard/id6747690601)

A universal keyboard layout designed specifically for left-handed iPhone and iPad users. It prioritizes privacy with no tracking or full access, and is optimized for performance and battery life.

**Highlights:** Left-handed layout, Universal for iPhone/iPad, No full access required, No tracking, No ads, Lightweight and battery-friendly

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lefty Pro Monthly | $2.99 | per month |
| Destekçi - Aylık | $4.99 | per month |
| Lefty Pro | $29.99 | per year |
| Küçük Bahşiş | $0.99 | one-time |
| Orta Bahşiş | $2.99 | one-time |
| Büyük Bahşiş | $4.99 | one-time |


### Observer AI

[App page](https://appshunter.io/ios/app/observer-ai/id6758222050)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lefty Keyboard free?

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

### Is Observer AI free?

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

### Do Lefty Keyboard or Observer AI have ads?

Lefty Keyboard shows ads; Observer AI does not.

### Which is updated more often, Lefty Keyboard or Observer AI?

Lefty Keyboard ships an update every 9 days, and Observer AI fortnightly. Most recently, Lefty Keyboard was updated on October 6, 2026 and Observer AI on October 7, 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.*