# LetterSchool vs NumberReader

The clearest difference is in-app purchases: NumberReader at none against LetterSchool's 10. NumberReader also leads on iOS requirement (9.0 vs 15.0). LetterSchool's advantage is ads (none vs shown) and update cadence (every 2 months vs every 56 months). On price and device support there is nothing between them.

Both are free to download. LetterSchool sells 10 in-app purchases, starting at $4.99 per month. NumberReader asks for nothing beyond the download.

LetterSchool ships an update every 2 months, NumberReader every 56 months. The most recent releases landed on November 5, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | LetterSchool | NumberReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (17K ratings)](https://appshunter.io/ios/app/letterschool-learn-to-write/id481067676/reviews)** | — |
| Number of ratings | **17K** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 56 months |
| Monetization | Free with in-app purchases | — |
| Size | 158 MB | 18 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Letterschool Enabling Learning B.V.](https://appshunter.io/developer/1133082101) | [著显 朱](https://appshunter.io/developer/509801283) |

## What reviewers say

### LetterSchool

[App page](https://appshunter.io/ios/app/letterschool-learn-to-write/id481067676)

This app helps young children learn to write letters, numbers, and shapes through interactive tracing and spelling games. It offers progress tracking and engaging animations to make learning fun and effective for toddlers and preschoolers.

**Highlights:** Block and cursive letter tracing, Uppercase and lowercase letters, Number tracing (1-10), Geometric shape tracing, Word spelling and phonics, Progress tracking for multiple players, Interactive animations and sound effects

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access Pass | $4.99 | per month |
| Monthly Access Pass | $9.99 | per month |
| Quarterly Access Pass | $12.99 | per 3 months |
| Quarterly Access Pass | $19.99 | per 3 months |
| Annual Access Pass | $44.99 | per year |
| Yearly Access Pass | $59.99 | per year |
| Unlock All Shapes | $2.99 | one-time |
| Unlock Full Block Alphabet | $6.99 | one-time |
| Unlock Full Cursive Alphabet | $6.99 | one-time |
| All-in-one Package | $79.99 | one-time |

**What reviewers like**

- 👍 Engaging and interactive
- 🚀 Helps improve handwriting
- 💡 Supports multiple writing styles (print, cursive, d'nealian)
- 👍 Motivating with rewards and animations
- 👍 Useful for children with learning challenges

**What reviewers complain about**

- 🐛 Subscription issues (app reverts to lite version, need to restore purchases)
- 🐛 Glitches and crashes (especially with Dari letters)
- 💰 Expensive subscription model
- 🔍 Limited free version
- 🔍 Inconsistent letter formation (not aligned with school standards)

**Reported bugs**

- Dari letter (پ) keeps glitching
- Subscription issues (app reverts to lite version, need to restore purchases)
- Incompatibility with older devices
- Login screen freezes

**Requested features**

- Add more languages (Russian, Serbian, Thai, Korean, Hebrew, Hindi, etc.)
- Allow creating custom words/names to practice
- Improve letter sound pronunciations
- Add more visual options (fonts, themes, etc.)
- Integrate with International Phonetic Alphabet


### NumberReader

[App page](https://appshunter.io/ios/app/numberreader/id590509930)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LetterSchool free?

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

### Is NumberReader free?

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

### Do LetterSchool or NumberReader have ads?

NumberReader shows ads; LetterSchool does not.

### Which is updated more often, LetterSchool or NumberReader?

LetterSchool ships an update every 2 months, and NumberReader every 56 months. Most recently, LetterSchool was updated on November 5, 2026 and NumberReader on November 1, 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.*