# ReadCheck vs Gakku

The clearest difference is rating: ReadCheck at 4.8 against Gakku's 4.6. ReadCheck also leads on review sentiment (100% vs 84%). Gakku's advantage is iOS requirement (15.0 vs 18.5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. ReadCheck sells 3 in-app purchases, starting at $1.99 per 7 days and Gakku sells 10 in-app purchases, starting at $29.90 per month. Whichever you choose, the download price is not the number that matters.

ReadCheck holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 20 and 42 respectively. Written reviews point the same way: 100% of ReadCheck's written reviews are positive against 84% of Gakku's.

ReadCheck ships an update every 8 days, Gakku weekly. Both last shipped on November 5, 2026.

## The numbers

| Metric | ReadCheck | Gakku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (20 ratings)](https://appshunter.io/ios/app/readcheck/id6748639257/reviews)** | [4.6 (42 ratings)](https://appshunter.io/ios/app/gakku-ai-learning-coach/id6753156940/reviews) |
| Number of ratings | 20 | **42** |
| Positive reviews | **100.0% of reviews** | 84.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Weekly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 36 MB | 489 MB |
| Requires iOS | 18.5 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Skilldome Corporation](https://appshunter.io/developer/1826747805) | [Algorithm of Learning Inc.](https://appshunter.io/developer/1787524245) |

## What reviewers say

### ReadCheck

[App page](https://appshunter.io/ios/app/readcheck/id6748639257)

This app transforms reading into an engaging activity by generating personalized comprehension quizzes from photos of text. It helps track reading progress, provides feedback, and allows easy sharing of reports with educators or parents.

**Highlights:** Instant quiz generation from text photos, Reading progress tracking (time, pages, words), Comprehension feedback via quizzes, Shareable progress reports, Child-friendly design, Personalized learning experience

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReadCheck Pro Weekly Subscription | $1.99 | per 7 days |
| ReadCheck Pro Monthly Subscription | $4.99 | per month |
| ReadCheck Pro Annual Subscription | $39.99 | per year |


### Gakku

[App page](https://appshunter.io/ios/app/gakku-ai-learning-coach/id6753156940)

This app uses AI to guide children aged 6-16 in developing strong writing skills through interactive play. It offers personalized support, mission-based lessons aligned with educational standards, and voice interaction to help learners generate and organize ideas.

**Highlights:** AI Writing Mentor, Structured Lesson Maps, Idea Generation & Planning, Voice Interaction for Idea Verbalization, Gamified Learning with Rewards, CCSS-Aligned Curriculum

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PLUS Monthly Membership | $29.90 | per month |
| PLUS Monthly Membership | $29.90 | per month |
| PLUS Monthly Membership | $29.90 | per month |
| PLUS Yearly Membership | $269.00 | per year |
| 100 Gems | $10.00 | one-time |
| 120 Gems | $10.00 | one-time |
| 3 Learning Boosts | $20.00 | one-time |
| 350 Gems | $30.00 | one-time |
| 420 Gems | $30.00 | one-time |
| 25 Learning Boosts | $100.00 | one-time |


## Frequently asked questions

### Is ReadCheck free?

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

### Is Gakku free?

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

### Which has better reviews, ReadCheck or Gakku?

ReadCheck is rated higher. ReadCheck averages 4.8 out of 5 from 20 ratings, while Gakku averages 4.6 from 42 ratings.

### Do ReadCheck or Gakku have ads?

Neither ReadCheck nor Gakku shows ads.

### Which is updated more often, ReadCheck or Gakku?

ReadCheck ships an update every 8 days, and Gakku weekly. Most recently, ReadCheck was updated on November 5, 2026 and Gakku on November 5, 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.*