# AA Power vs Thai Simple

The clearest difference is in-app purchases: AA Power at none against Thai Simple's 1. AA Power also leads on device support (3 vs 1) and iOS requirement (8.0 vs 18.6). Thai Simple's advantage is update cadence (every 3 days vs every 7 months). On price and ads there is nothing between them.

Both are free to download. Thai Simple sells 1 one-off in-app purchase. AA Power asks for nothing beyond the download.

AA Power ships an update every 7 months, Thai Simple every 3 days. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | AA Power | Thai Simple |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 3 MB | 77 MB |
| Requires iOS | **8.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Chan](https://appshunter.io/developer/434069238) | [Kam Hung Cheung](https://appshunter.io/developer/902913767) |

## What reviewers say

### AA Power

[App page](https://appshunter.io/ios/app/aa-power/id1346468126)

This AI-powered platform helps students aged 6-18 improve their English grammar and reading skills. It offers personalized training based on individual weaknesses and strengths, with a vast question bank and progress tracking.

**Highlights:** AI-driven personalized learning paths, Extensive question bank, Grammar and reading skill modules, Progress tracking and analysis, Leaderboard for peer comparison, Report cards for proficiency summary

**Features:** macOS Compatibility

**In-app purchases:** none


### Thai Simple

[App page](https://appshunter.io/ios/app/thai-simple/id6800397949)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $4.99 | one-time |


## Frequently asked questions

### Is AA Power free?

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

### Is Thai Simple free?

Thai Simple is free to download, with in-app purchases available.

### Do AA Power or Thai Simple have ads?

Neither AA Power nor Thai Simple shows ads.

### Which is updated more often, AA Power or Thai Simple?

AA Power ships an update every 7 months, and Thai Simple every 3 days. Most recently, AA Power was updated on October 3, 2026 and Thai Simple 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.*