# Osmo ABCs vs Math

The clearest difference is rating: Math at 4.5 against Osmo ABCs's 3.7. Math also leads on review sentiment (48% vs 19%) and ratings volume (7.7K vs 260). Osmo ABCs's advantage is in-app purchases (none vs 4). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Math sells 4 in-app purchases, starting at $8.99 per month. Osmo ABCs asks for nothing beyond the download.

Math holds the better App Store score, 4.5 against 3.7. That said, the two scores are not equally well evidenced: Math has 7.7K ratings behind it against 260, so its average is the more settled of the two. Written reviews point the same way: 19% of Osmo ABCs's written reviews are positive against 48% of Math's.

Osmo ABCs ships an update every 6 weeks, Math monthly. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Osmo ABCs | Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (260 ratings)](https://appshunter.io/ios/app/osmo-abcs/id1439615379/reviews) | **[4.5 (7.7K ratings)](https://appshunter.io/ios/app/math-teach-monster-numbers/id1507984567/reviews)** |
| Number of ratings | 260 | **7.7K** |
| Positive reviews | 18.9% of reviews | **47.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 842 MB | 226 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tangible Play](https://appshunter.io/developer/799157444) | [Teach Your Monster](https://appshunter.io/developer/828392049) |

## What reviewers say

### Osmo ABCs

[App page](https://appshunter.io/ios/app/osmo-abcs/id1439615379)

Engage young learners in a hands-on adventure to build pre-reading skills. Through interactive play with a friendly monster, children develop confidence in letter recognition, phonics, and vocabulary. This app requires physical Osmo pieces and a compatible iPhone or iPad.

**Highlights:** Letter recognition, Phonics learning, Vocabulary building, Over 300 words, Hands-on play, Interactive adventure

**In-app purchases:** none

**What reviewers like**

- 😃 Amazing game
- 💖 Love it so much
- ✨ So much fun
- 👍 Great app for kids
- 💯 Everything is spot on

**What reviewers complain about**

- ❌ Not compatible with iPad Pro
- ❌ Not receiving verification code
- ❌ Faulty readings
- ❌ Unusable like this
- ❌ Not playable

**Reported bugs**

- Not compatible with iPad Pro
- Not receiving verification code
- Faulty readings (wrong tile detection)
- Camera orientation issues on newer iPads
- App won't open for some users

**Requested features**

- Update app for newer iPads
- Fix ABC game redirection to App Store
- Fix audio issues


### Math

[App page](https://appshunter.io/ios/app/math-teach-monster-numbers/id1507984567)

This app offers engaging math learning games for children, focusing on numbers up to 20. It features 15 mini-games with 150 levels designed for progressive learning, covering essential math skills from counting to basic arithmetic. The game adapts to each child's pace and aligns with common core standards.

**Highlights:** 15 captivating mini-games, 150 levels for progressive learning, Covers addition, subtraction, counting, and more, Adapts to child's learning pace, Aligned with common core standards, No ads

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Number Skills: Monthly | $8.99 | per month |
| Number Skills: Yearly | $49.99 | per year |
| Number Skills: Annual | $69.99 | per year |
| Unlock lifetime access | $9.99 | one-time |

**What reviewers like**

- 👍 Great learning game
- 🎨 Awesome graphics and characters
- 💡 Engaging and fun for kids

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔒 Login and account issues
- ⏱️ Slow and laggy performance
- 💰 Transitioned from free to paid

**Reported bugs**

- Unable to progress past certain levels
- Sound issues and complete loss of audio
- Login and account problems

**Requested features**

- Add more advanced math levels
- Improve sound and stability
- Allow parents to set starting levels


## Frequently asked questions

### Is Osmo ABCs free?

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

### Is Math free?

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

### Which has better reviews, Osmo ABCs or Math?

Math is rated higher. Osmo ABCs averages 3.7 out of 5 from 260 ratings, while Math averages 4.5 from 7.7K ratings.

### Do Osmo ABCs or Math have ads?

Neither Osmo ABCs nor Math shows ads.

### Which is updated more often, Osmo ABCs or Math?

Osmo ABCs ships an update every 6 weeks, and Math monthly. Most recently, Osmo ABCs was updated on September 19, 2026 and Math on September 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.*