# Bug Hunter Momo vs Reaction Duel

The clearest difference is in-app purchases: Reaction Duel at none against Bug Hunter Momo's 28. Reaction Duel also leads on review sentiment (100% vs 88%). Bug Hunter Momo'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. Bug Hunter Momo sells 28 one-off in-app purchases. Reaction Duel asks for nothing beyond the download.

Bug Hunter Momo ships an update weekly, Reaction Duel every 5 days. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Bug Hunter Momo | Reaction Duel |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 310 MB | 37 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Yujin Jeong](https://appshunter.io/developer/1702660776) | [Hojin Noh](https://appshunter.io/developer/1877101562) |

## What reviewers say

### Bug Hunter Momo

[App page](https://appshunter.io/ios/app/bug-hunter-momo/id6572291251)

A cat awakens its hidden powers to combat a bug invasion. Players can level up the cat to sweep away the bug army in this action-packed game.

**Highlights:** Level up Momo, Sweep away bug army, Action-packed gameplay, Summer day theme

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

**In-app purchases (28)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Energy Boost Package | $0.99 | one-time |
| Luck Boost Package | $0.99 | one-time |
| Chapter Package 1 | $1.99 | one-time |
| Energy Boost Package | $1.99 | one-time |
| Equipment Boost Package | $1.99 | one-time |
| Relic Boost Package | $1.99 | one-time |
| Luck Boost Package | $1.99 | one-time |
| Relic Boost Package | $2.99 | one-time |
| Chapter Package 4 | $3.99 | one-time |
| Chapter Package 7 | $3.99 | one-time |
| Equipment Boost Package | $3.99 | one-time |
| Reliable Start Package | $3.99 | one-time |
| Chapter Package 10 | $5.99 | one-time |
| Infinity Synthesis Package | $5.99 | one-time |
| Primium Hunter Pass | $8.99 | one-time |
| Spread Shot Package | $9.99 | one-time |
| Ice Meteor Package | $9.99 | one-time |
| Moonlight Storm Package | $9.99 | one-time |
| Red Guardian Package | $9.99 | one-time |
| Chain Lightning Package | $9.99 | one-time |
| Small Gem Package | $9.99 | one-time |
| Feathersting Package | $14.99 | one-time |
| Aurora Wave Package | $14.99 | one-time |
| Spiral Of Ruin Package | $14.99 | one-time |
| Reliable Start Package | $14.99 | one-time |
| Infinity Synthesis Package | $17.99 | one-time |
| Sufficient Gem Package | $24.99 | one-time |
| Overflowing Gem Package | $79.99 | one-time |


### 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


## Frequently asked questions

### Is Bug Hunter Momo free?

Bug Hunter Momo is free to download, with in-app purchases available.

### Is Reaction Duel free?

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

### Do Bug Hunter Momo or Reaction Duel have ads?

Both Bug Hunter Momo and Reaction Duel show ads.

### Which is updated more often, Bug Hunter Momo or Reaction Duel?

Bug Hunter Momo ships an update weekly, and Reaction Duel every 5 days. Most recently, Bug Hunter Momo was updated on October 20, 2026 and Reaction Duel on October 19, 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.*