# ReadCheck vs Spell Ninja

The clearest difference is rating: ReadCheck at 4.8 against Spell Ninja's 4.2. Spell Ninja's advantage is iOS requirement (14.0.0 vs 18.5). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. ReadCheck sells 3 in-app purchases, starting at $1.99 per 7 days and Spell Ninja sells 6 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

ReadCheck holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 20 and 34 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

ReadCheck ships an update every 11 days, Spell Ninja every 2 weeks. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ReadCheck | Spell Ninja |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (20 ratings)](https://appshunter.io/ios/app/readcheck/id6748639257/reviews)** | [4.2 (34 ratings)](https://appshunter.io/ios/app/spell-ninja-ai-spell-coach/id6749252653/reviews) |
| Number of ratings | 20 | **34** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Freemium | Freemium |
| Size | 35 MB | 103 MB |
| Requires iOS | 18.5 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Skilldome Corporation](https://appshunter.io/developer/1826747805) | [Datonique, Inc](https://appshunter.io/developer/1469017604) |

## 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 instant 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 |


### Spell Ninja

[App page](https://appshunter.io/ios/app/spell-ninja-ai-spell-coach/id6749252653)

This app helps users prepare for spelling competitions with daily drills, AI coaching, and comprehensive word lists. It offers personalized learning paths and performance analytics to improve spelling accuracy and vocabulary.

**Highlights:** Daily spelling drills, AI-powered pattern recognition, Progress tracking and analytics, Comprehensive word lists, Competition simulations, Personalized coaching

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| $6.99 Monthly Subscription | $6.99 | per month |
| $9.99 Monthly Subscription | $9.99 | per month |
| $29.99 Monthly Subscription | $29.99 | per month |
| $49.99 Annual Subscription | $49.99 | per year |
| $99 Annual Subscription | $99.00 | per year |
| $249 Annual Subscription | $249.00 | per year |


## Frequently asked questions

### Is ReadCheck free?

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

### Is Spell Ninja free?

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

### Which has better reviews, ReadCheck or Spell Ninja?

ReadCheck is rated higher. ReadCheck averages 4.8 out of 5 from 20 ratings, while Spell Ninja averages 4.2 from 34 ratings.

### Do ReadCheck or Spell Ninja have ads?

Neither ReadCheck nor Spell Ninja shows ads.

### Which is updated more often, ReadCheck or Spell Ninja?

ReadCheck ships an update every 11 days, and Spell Ninja every 2 weeks. Most recently, ReadCheck was updated on October 30, 2026 and Spell Ninja 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.*