# Math Duel Challenge vs Reflex Duels

The clearest difference is in-app purchases: Math Duel Challenge at none against Reflex Duels's 3. Math Duel Challenge also leads on ads (none vs shown) and iOS requirement (10.1 vs 18.0). On price and device support there is nothing between them.

Both are free to download. Reflex Duels sells 3 one-off in-app purchases. Math Duel Challenge asks for nothing beyond the download.

## The numbers

| Metric | Math Duel Challenge | Reflex Duels |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 days |
| Size | 25 MB | 17 MB |
| Requires iOS | **10.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Son Phi](https://appshunter.io/developer/1337183344) | [Marcin Gmyz](https://appshunter.io/developer/1199572797) |

## What reviewers say

### Math Duel Challenge

[App page](https://appshunter.io/ios/app/math-duel-challenge/id1337183345)

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

**In-app purchases:** none


### Reflex Duels

[App page](https://appshunter.io/ios/app/reflex-duels-brain-games/id6760288980)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Token Pack | $0.99 | one-time |
| 15 Token Pack | $1.99 | one-time |
| 50 Token Pack | $4.99 | one-time |


## Frequently asked questions

### Is Math Duel Challenge free?

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

### Is Reflex Duels free?

Reflex Duels is free to download, with in-app purchases available.

### Do Math Duel Challenge or Reflex Duels have ads?

Reflex Duels shows ads; Math Duel Challenge does not.

---

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