# Sparky's Firehouse vs Osmo Numbers

The clearest difference is update cadence: Sparky's Firehouse at every 6 days against Osmo Numbers's every 2 months. Sparky's Firehouse also leads on review sentiment (60% vs 33%) and monetization model (free vs free with in-app purchases). Osmo Numbers's advantage is ratings volume (146 vs 5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sparky's Firehouse holds the better App Store score, 4.0 against 3.8. That said, the two scores are not equally well evidenced: Osmo Numbers has 146 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 60% of Sparky's Firehouse's written reviews are positive against 33% of Osmo Numbers's.

Sparky's Firehouse ships an update every 6 days, Osmo Numbers every 2 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Sparky's Firehouse | Osmo Numbers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/sparkys-firehouse/id1154573522/reviews)** | [3.8 (146 ratings)](https://appshunter.io/ios/app/osmo-numbers/id1531762562/reviews) |
| Number of ratings | 5 | **146** |
| Positive reviews | **60.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 31 MB | 358 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NFPA](https://appshunter.io/developer/321307309) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### Sparky's Firehouse

[App page](https://appshunter.io/ios/app/sparkys-firehouse/id1154573522)

This educational game teaches children aged 3-6 essential fire safety skills, pre-reading, and pre-math concepts through engaging activities. It features three distinct games designed to foster learning and imaginative play in a safe, interactive environment.

**Highlights:** Fire safety skills, Pre-reading practice, Pre-math skills, Counting and sequencing, Memory and listening games, Imaginative play scenarios

**Features:** macOS Compatibility

**In-app purchases:** none


### Osmo Numbers

[App page](https://appshunter.io/ios/app/osmo-numbers/id1531762562)

Engage in hands-on math activities with physical tiles that interact with your device. Solve problems to collect virtual fish, learn geography, and explore marine biology in a fun, stress-free environment.

**Highlights:** Hands-on play with physical tiles, Counting, addition, subtraction, multiplication, Collect over 100 virtual fish, Learn geography and marine biology, Real-time feedback, Stress-free learning environment

**In-app purchases:** none

**What reviewers like**

- 👍 Great way to practice math
- 👍 Kids enjoy it
- 👍 Fun concept
- 👍 Cute graphics and interactive things
- 👍 Hands-on learning

**What reviewers complain about**

- 🐛 App glitches frequently
- 🐛 App crashes
- 🐛 Game doesn't register tiles
- 🐛 Not compatible with certain iPads
- 🐛 Codes not working

**Reported bugs**

- App glitches
- App crashes
- Game will not register tiles
- Reflector not sensing tiles
- App won't open on old iPads

**Requested features**

- Increase timer duration
- Add more drawing games
- Add voice reading for math problems
- Improve tile sensing accuracy
- Make game go slower


## Frequently asked questions

### Is Sparky's Firehouse free?

Sparky's Firehouse is free to download, with no in-app purchases.

### Is Osmo Numbers free?

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

### Which has better reviews, Sparky's Firehouse or Osmo Numbers?

Sparky's Firehouse is rated higher. Sparky's Firehouse averages 4.0 out of 5 from 5 ratings, while Osmo Numbers averages 3.8 from 146 ratings.

### Do Sparky's Firehouse or Osmo Numbers have ads?

Neither Sparky's Firehouse nor Osmo Numbers shows ads.

### Which is updated more often, Sparky's Firehouse or Osmo Numbers?

Sparky's Firehouse ships an update every 6 days, and Osmo Numbers every 2 months. Most recently, Sparky's Firehouse was updated on November 2, 2026 and Osmo Numbers 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.*