# Math Juice vs NumDuel

The clearest difference is ads: Math Juice at none against NumDuel's shown. Math Juice also leads on ratings volume (18 vs 1) and monetization model (free vs ad-supported). NumDuel's advantage is update cadence (every 2 days vs every 2 months) and rating (5.0 vs 4.7). On price, review sentiment, 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.

NumDuel holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Math Juice has 18 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 92% of Math Juice's written reviews are positive against 100% of NumDuel's.

Math Juice ships an update every 2 months, NumDuel every 2 days. The most recent releases landed on October 23, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Math Juice | NumDuel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (18 ratings)](https://appshunter.io/ios/app/math-juice/id1268885355/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/numduel-trivia-game/id1551372544/reviews)** |
| Number of ratings | **18** | 1 |
| Positive reviews | 92.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | **Free** | Ad-supported |
| Size | 16 MB | 24 MB |
| Requires iOS | **12.2** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bryan Bazilauskas](https://appshunter.io/developer/1108193759) | [Benjamin Raabe](https://appshunter.io/developer/1417242767) |

## What reviewers say

### Math Juice

[App page](https://appshunter.io/ios/app/math-juice/id1268885355)

Practice math facts with engaging games designed by teachers. Features timed challenges and a coin-earning mode to make learning enjoyable for students, parents, and educators.

**Highlights:** Speed Run mode for timed practice, Grind Mode with coin rewards, Multiplication, division, addition, subtraction practice, Perfect squares and combined operations, Progress tracking for parents and teachers, Reward structure for motivation

**Features:** macOS Compatibility

**In-app purchases:** none


### NumDuel

[App page](https://appshunter.io/ios/app/numduel-trivia-game/id1551372544)

A trivia game where you guess numerical answers to questions, earning points based on your proximity to the correct value. Compete against friends or random opponents in multiple rounds across various categories, or play solo to learn about the world through numbers.

**Highlights:** Guess numerical answers, Score based on proximity, Play against friends, Play against random opponents, Multiple game rounds, Over 10 trivia categories, Solo play mode

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Juice free?

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

### Is NumDuel free?

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

### Which has better reviews, Math Juice or NumDuel?

NumDuel is rated higher. Math Juice averages 4.7 out of 5 from 18 ratings, while NumDuel averages 5.0 from 1 ratings.

### Do Math Juice or NumDuel have ads?

NumDuel shows ads; Math Juice does not.

### Which is updated more often, Math Juice or NumDuel?

Math Juice ships an update every 2 months, and NumDuel every 2 days. Most recently, Math Juice was updated on October 23, 2026 and NumDuel on October 20, 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.*