# Math Facts Ninja vs Math Facts Fluency Builder

The clearest difference is update cadence: Math Facts Ninja at every 13 months against Math Facts Fluency Builder's every 38 months. Math Facts Ninja also leads on price ($0.99 vs $3.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Math Facts Ninja costs $0.99 and Math Facts Fluency Builder $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Math Facts Ninja ships an update every 13 months, Math Facts Fluency Builder every 38 months. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Math Facts Ninja | Math Facts Fluency Builder |
| --- | --- | --- |
| Price | **$0.99** | $3.99 |
| Rating | **[3.9 (158 ratings)](https://appshunter.io/ios/app/math-facts-ninja-math-games/id1119278895/reviews)** | — |
| Number of ratings | **158** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 38 months |
| Monetization | Free | — |
| Size | 54 MB | 17 MB |
| Requires iOS | **12.0** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ecom enterprises, inc.](https://appshunter.io/developer/576917120) | [Janine Toole](https://appshunter.io/developer/839832427) |

## What reviewers say

### Math Facts Ninja

[App page](https://appshunter.io/ios/app/math-facts-ninja-math-games/id1119278895)

Master essential math skills with engaging games. Practice addition, subtraction, multiplication, and division through fun, ninja-themed challenges. Progress through belt levels to improve fluency and accuracy.

**Highlights:** Addition, Subtraction, Multiplication, Division practice, Three distinct math games, Eight belt levels of difficulty, Math Facts Dojo for focused practice, Improves math fluency, Fun alternative to flash cards

**Features:** macOS Compatibility, iMessage stickers

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and engaging for kids
- 💡 Effective for learning math facts
- 👍 Simple and not complicated
- 👍 Helps improve math skills
- 👍 Kids look forward to playing

**What reviewers complain about**

- 🐛 Buggy controls
- 🐛 Inconsistent answer recognition
- 🐛 Some mini-games have issues
- 🐛 Game can become boring
- 🐛 Limited customization options

**Reported bugs**

- Throwing star bug (only goes side to side)
- Red X appears for correct answers in mini-games
- App closes when using ninja stars
- Inaccurate answer recognition when swiping
- Tap screen is broken

**Requested features**

- Fix bug on throwing star
- Allow selection of multiple numbers and operations
- Add parental control
- Bigger number problems for older kids
- Tweak range of math problems (e.g., only multiplication/division for '2s')


### Math Facts Fluency Builder

[App page](https://appshunter.io/ios/app/math-facts-fluency-builder/id1120776629)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Facts Ninja free?

Math Facts Ninja costs $0.99, with no in-app purchases.

### Is Math Facts Fluency Builder free?

Math Facts Fluency Builder costs $3.99, with no in-app purchases.

### Do Math Facts Ninja or Math Facts Fluency Builder have ads?

Neither Math Facts Ninja nor Math Facts Fluency Builder shows ads.

### Which is updated more often, Math Facts Ninja or Math Facts Fluency Builder?

Math Facts Ninja ships an update every 13 months, and Math Facts Fluency Builder every 38 months. Most recently, Math Facts Ninja was updated on October 15, 2026 and Math Facts Fluency Builder on October 6, 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.*