# Osmo Math Buzz vs Kahoot! Big Numbers

The clearest difference is rating: Kahoot! Big Numbers at 4.6 against Osmo Math Buzz's 3.0. Kahoot! Big Numbers also leads on review sentiment (49% vs 13%) and ratings volume (1.6K vs 143). Osmo Math Buzz's advantage is monetization model (free with in-app purchases vs subscription). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Osmo Math Buzz sells 2 one-off in-app purchases and Kahoot! Big Numbers sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Kahoot! Big Numbers holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Kahoot! Big Numbers has 1.6K ratings behind it against 143, so its average is the more settled of the two. Written reviews point the same way: 13% of Osmo Math Buzz's written reviews are positive against 49% of Kahoot! Big Numbers's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Osmo Math Buzz | Kahoot! Big Numbers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (143 ratings)](https://appshunter.io/ios/app/osmo-math-buzz/id1504177111/reviews) | **[4.6 (1.6K ratings)](https://appshunter.io/ios/app/kahoot-big-numbers-dragonbox/id1529174828/reviews)** |
| Number of ratings | 143 | **1.6K** |
| Positive reviews | 13.3% of reviews | **48.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 264 MB | 361 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tangible Play](https://appshunter.io/developer/799157444) | [Kahoot ASA](https://appshunter.io/developer/1131203559) |

## What reviewers say

### 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


### Kahoot! Big Numbers

[App page](https://appshunter.io/ios/app/kahoot-big-numbers-dragonbox/id1529174828)

This game makes learning about large numbers and arithmetic engaging for children. Players embark on an adventure, using addition and subtraction to manage resources and progress through worlds. It offers over 10 hours of gameplay with no reading required.

**Highlights:** Master long addition and subtraction, Base-ten system learning, Adventure-based gameplay, Over 10 hours of content, No reading required, Collect and trade resources, Furnish and decorate houses

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kahoot! Kids Monthly | $5.99 | per month |
| Kahoot! Kids Annual | $35.99 | per year |
| One-time Purchase | $19.99 | one-time |

**What reviewers like**

- 👍 Math made fun
- 🚀 Great game
- 🚀 Something about apples
- 🚀 It's Soo Magical!
- 🚀 Kahoot! is the best

**What reviewers complain about**

- 🐛 If you let the subscription lapse, your child will lose all their progress
- 🐛 u cant draw 4
- 🐛 Not challenging enough. Can only trial with annual subscription
- 💡 In app purchases are the worst :(
- 🐛 Have to pay.

**Reported bugs**

- Maalesef ⭐️⭐️⭐️
- Madenci bölümünde ilerlenmiyor
- Login screen freezes
- Incompatible with older devices

**Requested features**

- Maalesef ⭐️⭐️⭐️
- Madenci bölümünde ilerlenmiyor
- Dark mode option
- Advanced analytics dashboard


## Frequently asked questions

### Is Osmo Math Buzz free?

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

### Is Kahoot! Big Numbers free?

Kahoot! Big Numbers is free to download, with in-app purchases available.

### Which has better reviews, Osmo Math Buzz or Kahoot! Big Numbers?

Kahoot! Big Numbers is rated higher. Osmo Math Buzz averages 3.0 out of 5 from 143 ratings, while Kahoot! Big Numbers averages 4.6 from 1.6K ratings.

### Do Osmo Math Buzz or Kahoot! Big Numbers have ads?

Neither Osmo Math Buzz nor Kahoot! Big Numbers shows ads.

### Which is updated more often, Osmo Math Buzz or Kahoot! Big Numbers?

Osmo Math Buzz ships an update every 2 months, and Kahoot! Big Numbers every 2 months. Most recently, Osmo Math Buzz was updated on October 27, 2026 and Kahoot! Big Numbers on October 30, 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.*