# Math 99 vs Roof Rails

The clearest difference is rating: Roof Rails at 4.5 against Math 99's 3.0. Roof Rails also leads on update cadence (every 5 days vs every 18 months) and ratings volume (253K vs 4). Math 99's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Roof Rails sells 1 one-off in-app purchase. Math 99 asks for nothing beyond the download.

Roof Rails holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Roof Rails has 253K ratings behind it against 4, so its average is the more settled of the two.

Math 99 ships an update every 18 months, Roof Rails every 5 days. The most recent releases landed on November 6, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | Math 99 | Roof Rails |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/math-99/id1029771640/reviews) | **[4.5 (253K ratings)](https://appshunter.io/ios/app/roof-rails/id1524760095/reviews)** |
| Number of ratings | 4 | **253K** |
| Positive reviews | — | 43.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 18 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 37 MB | 240 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ARDEVTEK YAZILIM](https://appshunter.io/developer/447935952) | [Voodoo](https://appshunter.io/developer/714804730) |

## What reviewers say

### Math 99

[App page](https://appshunter.io/ios/app/math-99/id1029771640)

This app offers a fun and progressive way for children and adults to master multiplication tables and other basic math operations. It challenges your brain with timed equations and helps improve reaction speed and mathematical skills. Play offline, anytime, anywhere.

**Highlights:** Learn time tables progressively, Timed math equation challenges, Addition, subtraction, multiplication, division, Randomized number generation, Improves reaction speed, Offline play

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Roof Rails

[App page](https://appshunter.io/ios/app/roof-rails/id1524760095)

A challenging and addictive arcade game that is easy to learn but difficult to master. Perfect for quick gaming sessions.

**Highlights:** Easy to pick up, Hard to put down, New and original gameplay, Perfect for killing time

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |

**What reviewers like**

- 🚀 Fun and addictive game
- 👍 Great time-passer
- 🤩 Incredible experience

**What reviewers complain about**

- 🔥 Too many ads
- 🐛 Glitchy and buggy
- 🤯 Impossible levels

**Reported bugs**

- Levels with impossible obstacles
- Freezing and crashing issues
- Ads blocking UI elements

**Requested features**

- More difficult levels
- Longer levels
- Use for gems after unlocking characters
- Ability to change roller/bar
- Add music/sound


## Frequently asked questions

### Is Math 99 free?

Math 99 is free to download, with no in-app purchases.

### Is Roof Rails free?

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

### Which has better reviews, Math 99 or Roof Rails?

Roof Rails is rated higher. Math 99 averages 3.0 out of 5 from 4 ratings, while Roof Rails averages 4.5 from 253K ratings.

### Do Math 99 or Roof Rails have ads?

Both Math 99 and Roof Rails show ads.

### Which is updated more often, Math 99 or Roof Rails?

Math 99 ships an update every 18 months, and Roof Rails every 5 days. Most recently, Math 99 was updated on November 6, 2026 and Roof Rails on November 14, 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.*