# Math Duel vs Space Explorer Academy

The clearest difference is price: Math Duel at Free against Space Explorer Academy's $0.29. Math Duel also leads on update cadence (fortnightly vs monthly) and device support (3 vs 1). Space Explorer Academy's advantage is ads (none vs shown). On in-app purchases there is nothing between them.

Math Duel is free to download; Space Explorer Academy costs $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.

Math Duel ships an update fortnightly, Space Explorer Academy monthly. The most recent releases landed on September 29, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Math Duel | Space Explorer Academy |
| --- | --- | --- |
| Price | **Free** | $0.29 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Monthly |
| Size | 21 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Phuc Huynh](https://appshunter.io/developer/6779869359) | [Sreedhar Lakshmanan](https://appshunter.io/developer/1677299144) |

## What reviewers say

### Math Duel

[App page](https://appshunter.io/ios/app/math-duel-2-player-math/id6779869357)

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

**In-app purchases:** none


### Space Explorer Academy

[App page](https://appshunter.io/ios/app/space-explorer-academy/id6802367964)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Duel free?

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

### Is Space Explorer Academy free?

Space Explorer Academy costs $0.29, with no in-app purchases.

### Do Math Duel or Space Explorer Academy have ads?

Math Duel shows ads; Space Explorer Academy does not.

### Which is updated more often, Math Duel or Space Explorer Academy?

Math Duel ships an update fortnightly, and Space Explorer Academy monthly. Most recently, Math Duel was updated on September 29, 2026 and Space Explorer Academy on September 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*