# LetterSchool vs Bubble Pop ABC 123

The clearest difference is review sentiment: Bubble Pop ABC 123 at 100% against LetterSchool's 55%. Bubble Pop ABC 123 also leads on rating (5.0 vs 4.5) and in-app purchases (none vs 14). LetterSchool's advantage is ads (none vs shown) and ratings volume (17K vs 3). On price and device support there is nothing between them.

Both are free to download. LetterSchool sells 14 in-app purchases, starting at $4.99 per month. Bubble Pop ABC 123 asks for nothing beyond the download.

Bubble Pop ABC 123 holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: LetterSchool has 17K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 55% of LetterSchool's written reviews are positive against 100% of Bubble Pop ABC 123's.

LetterSchool ships an update every 2 months, Bubble Pop ABC 123 every 5 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | LetterSchool | Bubble Pop ABC 123 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (17K ratings)](https://appshunter.io/ios/app/letterschool-learn-to-write/id481067676/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/bubble-pop-abc-123/id6477926665/reviews)** |
| Number of ratings | **17K** | 3 |
| Positive reviews | 54.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 158 MB | 108 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Letterschool Enabling Learning B.V.](https://appshunter.io/developer/1133082101) | [Carlton Payne III](https://appshunter.io/developer/923853665) |

## 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 (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access Pass | $4.99 | per month |
| LetterSchool - Monthly Pass | $9.99 | per month |
| Monthly Access Pass | $9.99 | per month |
| Quarterly Access Pass | $12.99 | per 3 months |
| LetterSchool - Monthly Pass | $14.99 | per month |
| Quarterly Access Pass | $19.99 | per 3 months |
| Annual Access Pass | $44.99 | per year |
| LetterSchool - Annual Pass | $59.99 | per year |
| Yearly Access Pass | $59.99 | per year |
| LetterSchool - Annual Pass | $74.99 | 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


### Bubble Pop ABC 123

[App page](https://appshunter.io/ios/app/bubble-pop-abc-123/id6477926665)

This game offers a fun and interactive way for toddlers to learn the alphabet, numbers, and colors. Children can pop vibrant bubbles to discover letters, numbers, and the wonders of colors, providing an engaging educational experience.

**Highlights:** Learn ABCs, Learn 123s, Discover colors, Interactive bubble popping, Toddler-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is LetterSchool free?

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

### Is Bubble Pop ABC 123 free?

Bubble Pop ABC 123 is free to download, with no in-app purchases.

### Which has better reviews, LetterSchool or Bubble Pop ABC 123?

Bubble Pop ABC 123 is rated higher. LetterSchool averages 4.5 out of 5 from 17K ratings, while Bubble Pop ABC 123 averages 5.0 from 3 ratings.

### Do LetterSchool or Bubble Pop ABC 123 have ads?

Bubble Pop ABC 123 shows ads; LetterSchool does not.

### Which is updated more often, LetterSchool or Bubble Pop ABC 123?

LetterSchool ships an update every 2 months, and Bubble Pop ABC 123 every 5 days. Most recently, LetterSchool was updated on October 30, 2026 and Bubble Pop ABC 123 on October 25, 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.*