# Rule It Out! vs Math Duel School

The clearest difference is price: Rule It Out! at $0.99 against Math Duel School's $9.99. Rule It Out! also leads on rating (5.0 vs 4.6) and review sentiment (100% vs 86%). Math Duel School's advantage is update cadence (monthly vs every 35 months) and ratings volume (99 vs 6). On ads, in-app purchases and device support there is nothing between them.

Rule It Out! costs $0.99 and Math Duel School $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rule It Out! holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Math Duel School has 99 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 100% of Rule It Out!'s written reviews are positive against 86% of Math Duel School's.

Rule It Out! ships an update every 35 months, Math Duel School monthly. The most recent releases landed on September 6, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Rule It Out! | Math Duel School |
| --- | --- | --- |
| Price | **$0.99** | $9.99 |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/rule-it-out/id939725832/reviews)** | [4.6 (99 ratings)](https://appshunter.io/ios/app/math-duel-school-fun-practice/id1060035207/reviews) |
| Number of ratings | 6 | **99** |
| Positive reviews | **100.0% of reviews** | 86.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 39 MB | 181 MB |
| Requires iOS | 14.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [appikiko LLC](https://appshunter.io/developer/448250802) | [Makkajai Edu Tech Private Limited](https://appshunter.io/developer/828715957) |

## What reviewers say

### Rule It Out!

[App page](https://appshunter.io/ios/app/rule-it-out/id939725832)

Challenge your mental math skills with this fast-paced game. Sort numbers based on given rules, from simple multiplication to complex exponents and fractions. Catch bonus boosts and unlock expert moves for high scores.

**Highlights:** Mental math challenges, Rule-based number sorting, Times tables practice, Fractions and decimals, Bonus boosts, Expert power moves

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Duel School

[App page](https://appshunter.io/ios/app/math-duel-school-fun-practice/id1060035207)

Engage in fun math competitions with friends or siblings, improving arithmetic skills for kids in grades K-5. Offers multiplayer modes and detailed progress tracking for parents and teachers.

**Highlights:** Multiplayer math duels, Grade K-5 skill coverage, Addition, subtraction, multiplication, division practice, Nearby and split-screen modes, Progress reports for parents, Customizable skill difficulty

**In-app purchases:** none


## Frequently asked questions

### Is Rule It Out! free?

Rule It Out! costs $0.99, with no in-app purchases.

### Is Math Duel School free?

Math Duel School costs $9.99, with no in-app purchases.

### Which has better reviews, Rule It Out! or Math Duel School?

Rule It Out! is rated higher. Rule It Out! averages 5.0 out of 5 from 6 ratings, while Math Duel School averages 4.6 from 99 ratings.

### Do Rule It Out! or Math Duel School have ads?

Neither Rule It Out! nor Math Duel School shows ads.

### Which is updated more often, Rule It Out! or Math Duel School?

Rule It Out! ships an update every 35 months, and Math Duel School monthly. Most recently, Rule It Out! was updated on September 6, 2026 and Math Duel School on October 8, 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.*