# Monocular Enemy vs KAII

The clearest difference is update cadence: KAII at every 6 weeks against Monocular Enemy's every 15 months. On price, ads, 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.

Monocular Enemy ships an update every 15 months, KAII every 6 weeks. The most recent releases landed on July 5, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Monocular Enemy | KAII |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (93 ratings)](https://appshunter.io/ios/app/monocular-enemy/id1452084545/reviews)** | — |
| Number of ratings | **93** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 15 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 78 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [YUSEI MIYOSHI](https://appshunter.io/developer/1086550692) | [yota hojo](https://appshunter.io/developer/1585956018) |

## What reviewers say

### Monocular Enemy

[App page](https://appshunter.io/ios/app/monocular-enemy/id1452084545)

Embark on a retro 2D side-scrolling adventure as a robot fighting to save the world from monsters. Navigate traps, defeat enemies, and overcome bosses to restore peace. This free game offers a complete experience without waiting or billing elements, featuring auto-save functionality.

**Highlights:** 2D side-scrolling gameplay, Robot protagonist, Monster and boss battles, Trap avoidance, Auto-save functionality, Free to play

**Features:** macOS Compatibility

**In-app purchases:** none


### KAII

[App page](https://appshunter.io/ios/app/kaii-roku/id6790129310)

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

**In-app purchases:** none


## Frequently asked questions

### Is Monocular Enemy free?

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

### Is KAII free?

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

### Do Monocular Enemy or KAII have ads?

Both Monocular Enemy and KAII show ads.

### Which is updated more often, Monocular Enemy or KAII?

Monocular Enemy ships an update every 15 months, and KAII every 6 weeks. Most recently, Monocular Enemy was updated on July 5, 2026 and KAII on September 25, 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.*