# Reaction Duel vs Chomp

The clearest difference is in-app purchases: Reaction Duel at none against Chomp's 1. Chomp's advantage is iOS requirement (15.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Chomp sells 1 one-off in-app purchase. Reaction Duel asks for nothing beyond the download.

Reaction Duel ships an update every 6 days, Chomp weekly. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Reaction Duel | Chomp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Ad-supported | — |
| Size | 41 MB | 29 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hojin Noh](https://appshunter.io/developer/1877101562) | [SUKHO KO](https://appshunter.io/developer/6788209637) |

## What reviewers say

### Reaction Duel

[App page](https://appshunter.io/ios/app/reaction-duel-2-player/id6760186572)

Engage in thrilling Wild West-style duels to test your reaction speed against friends. Compete in real-time to see who can lift their phone first. Simple rules, intense moments, and a global ranking system make this a fun party game.

**Highlights:** Real-time duels with friends, Easy room code invitation, Thrilling reaction speed gameplay, Fast and intuitive controls, Global ranking system, Party game fun

**In-app purchases:** none


### Chomp

[App page](https://appshunter.io/ios/app/chomp-crocodile-roulette/id6797767592)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Reaction Duel free?

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

### Is Chomp free?

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

### Do Reaction Duel or Chomp have ads?

Both Reaction Duel and Chomp show ads.

### Which is updated more often, Reaction Duel or Chomp?

Reaction Duel ships an update every 6 days, and Chomp weekly. Most recently, Reaction Duel was updated on November 9, 2026 and Chomp on October 31, 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.*