# Ice Math Ninja ZERO vs Osmo Tangram

The clearest difference is in-app purchases: Osmo Tangram at none against Ice Math Ninja ZERO's 8. Osmo Tangram also leads on ratings volume (166 vs 49). Ice Math Ninja ZERO's advantage is review sentiment (86% vs 56%) and rating (4.5 vs 4.1). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Ice Math Ninja ZERO sells 8 one-off in-app purchases. Osmo Tangram asks for nothing beyond the download.

Ice Math Ninja ZERO holds the better App Store score, 4.5 against 4.1. Both are backed by a comparable volume of ratings — 49 and 166 respectively. Written reviews point the same way: 86% of Ice Math Ninja ZERO's written reviews are positive against 56% of Osmo Tangram's.

Ice Math Ninja ZERO ships an update monthly, Osmo Tangram every 2 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Ice Math Ninja ZERO | Osmo Tangram |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (49 ratings)](https://appshunter.io/ios/app/ice-math-ninja-zero/id541794723/reviews)** | [4.1 (166 ratings)](https://appshunter.io/ios/app/osmo-tangram/id1539533255/reviews) |
| Number of ratings | 49 | **166** |
| Positive reviews | **85.7% of reviews** | 55.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 127 MB | 501 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pers](https://appshunter.io/developer/483240727) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### Ice Math Ninja ZERO

[App page](https://appshunter.io/ios/app/ice-math-ninja-zero/id541794723)

This game challenges your dexterity and brainpower with a variety of math-based slicing challenges. It offers multiple game modes, power-ups, and social features to keep players engaged while practicing fundamental math skills.

**Highlights:** 7 challenging math games, Slice numbers and avoid zeros, Power-ups and micro-games, Lightning Round mode, 3 difficulty modes, Social score sharing, Educational math practice

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cool 21 | $0.99 | one-time |
| Frostris | $0.99 | one-time |
| Ice Factor | $0.99 | one-time |
| Prime Freeze | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |
| Upgrade to "IMN: ZERO- PREMIUM Edition" | $1.99 | one-time |
| Power-Up Bundle | $1.99 | one-time |
| Icelands Bundle | $3.99 | one-time |


### Osmo Tangram

[App page](https://appshunter.io/ios/app/osmo-tangram/id1539533255)

This app reinvents a classic puzzle game with a hands-on, interactive approach. Arrange physical tangram pieces to solve on-screen challenges, developing spatial reasoning and problem-solving skills. Explore diverse puzzles and bring your creations to life.

**Highlights:** Physical tangram pieces, On-screen puzzle matching, Spatial reasoning development, Multiple difficulty levels, Creative shape building, Interactive learning experience

**In-app purchases:** none


## Frequently asked questions

### Is Ice Math Ninja ZERO free?

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

### Is Osmo Tangram free?

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

### Which has better reviews, Ice Math Ninja ZERO or Osmo Tangram?

Ice Math Ninja ZERO is rated higher. Ice Math Ninja ZERO averages 4.5 out of 5 from 49 ratings, while Osmo Tangram averages 4.1 from 166 ratings.

### Do Ice Math Ninja ZERO or Osmo Tangram have ads?

Neither Ice Math Ninja ZERO nor Osmo Tangram shows ads.

### Which is updated more often, Ice Math Ninja ZERO or Osmo Tangram?

Ice Math Ninja ZERO ships an update monthly, and Osmo Tangram every 2 months. Most recently, Ice Math Ninja ZERO was updated on November 1, 2026 and Osmo Tangram on November 4, 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.*