# Evo by Ozobot vs Osmo Math Buzz

The clearest difference is review sentiment: Evo by Ozobot at 66% against Osmo Math Buzz's 13%. Evo by Ozobot also leads on rating (4.6 vs 3.0) and in-app purchases (none vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Osmo Math Buzz sells 2 one-off in-app purchases. Evo by Ozobot asks for nothing beyond the download.

Evo by Ozobot holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Evo by Ozobot has 1.1K ratings behind it against 143, so its average is the more settled of the two. Written reviews point the same way: 66% of Evo by Ozobot's written reviews are positive against 13% of Osmo Math Buzz's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 21, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Evo by Ozobot | Osmo Math Buzz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/evo-by-ozobot/id1145978152/reviews)** | [3.0 (143 ratings)](https://appshunter.io/ios/app/osmo-math-buzz/id1504177111/reviews) |
| Number of ratings | **1.1K** | 143 |
| Positive reviews | **66.0% of reviews** | 13.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 239 MB | 264 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Evollve, Inc.](https://appshunter.io/developer/910831870) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### Evo by Ozobot

[App page](https://appshunter.io/ios/app/evo-by-ozobot/id1145978152)

This app serves as a companion for learning and creating with a robot companion. It provides access to coding tools, classroom resources, and support to maximize the robot's capabilities for educational and home use.

**Highlights:** Learn with robot companion, Create with robot companion, Connect with robot companion, Ozobot Blockly access, Classroom resources, FAQs and support

**In-app purchases:** none

**What reviewers like**

- 🤩 Fun and engaging app
- 👍 User-friendly interface
- 💡 Innovative features like Ozoblockly programming
- 🤖 Great for learning about robotics and coding

**What reviewers complain about**

- 🐛 Frequent app crashes and bugs
- 🔧 Stripped of many features after recent update
- 🔋 Poor battery life for the Ozobot Evo
- 📱 Connectivity issues with the app and Ozobot

**Reported bugs**

- Firmware update bricking Ozobot devices
- Inability to connect and calibrate Ozobot with the app
- Saved programs not working after app updates

**Requested features**

- Bring back removed features like customization, tricks, and accounts
- Add battery percentage indicator for Ozobot Evo
- Improve app navigation and make key functions more accessible
- Expand programming and coding capabilities


### Osmo Math Buzz

[App page](https://appshunter.io/ios/app/osmo-math-buzz/id1504177111)

Engage in collaborative math practice with up to four players, solving equations to overcome challenges and collect rewards. Designed for children aged 6-10, this app transforms screen time into hands-on learning through interactive play.

**Highlights:** Team-based math practice, Addition, subtraction, multiplication, Collaborative play, Hands-on learning system, Ages 6-10, Tangible play with digital learning

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-day trial of Math Buzz | Free | one-time |
| Unlock Math Buzz | $24.99 | one-time |

**What reviewers like**

- 👍 Fun and engaging gameplay
- 💡 Teaches numbers and strategy
- 🤝 Good for multiplayer
- 💰 Nice price (for some)
- 🧠 Challenges children

**What reviewers complain about**

- 🐛 Freezes on startup
- 🐛 App won't load
- 🐛 Crashes mid-game
- 🐛 Progress lost on crash
- 🐛 Unreliable login

**Reported bugs**

- App freezes on Osmo logo
- App does not load
- App crashes during gameplay
- Lost progress after crashes
- Login issues and purchase restoration problems

**Requested features**

- Fix the app loading issue
- Improve app stability
- Make the game more engaging
- Provide clearer instructions
- Ensure progress is saved


## Frequently asked questions

### Is Evo by Ozobot free?

Evo by Ozobot is free to download, with no in-app purchases.

### Is Osmo Math Buzz free?

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

### Which has better reviews, Evo by Ozobot or Osmo Math Buzz?

Evo by Ozobot is rated higher. Evo by Ozobot averages 4.6 out of 5 from 1.1K ratings, while Osmo Math Buzz averages 3.0 from 143 ratings.

### Do Evo by Ozobot or Osmo Math Buzz have ads?

Neither Evo by Ozobot nor Osmo Math Buzz shows ads.

### Which is updated more often, Evo by Ozobot or Osmo Math Buzz?

Evo by Ozobot ships an update every 2 months, and Osmo Math Buzz every 2 months. Most recently, Evo by Ozobot was updated on October 21, 2026 and Osmo Math Buzz on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*