# Monster Evolution vs Cannon Siege

The clearest difference is update cadence: Cannon Siege at every 5 weeks against Monster Evolution's every 4 months. Monster Evolution's advantage is iOS requirement (13.0 vs 15.0). 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.

Monster Evolution ships an update every 4 months, Cannon Siege every 5 weeks. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Monster Evolution | Cannon Siege |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/cannon-siege-evolution/id6786693394/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | — | Ad-supported |
| Size | 339 MB | 255 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [燕君 杨](https://appshunter.io/developer/1037750651) | [Khurram Samad](https://appshunter.io/developer/301202277) |

## What reviewers say

### Monster Evolution

[App page](https://appshunter.io/ios/app/monster-evolution-merge-sniper/id6503417328)

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

**In-app purchases:** none


### Cannon Siege

[App page](https://appshunter.io/ios/app/cannon-siege-evolution/id6786693394)

Engage in an action-packed destruction game where strategic aiming and powerful upgrades lead to victory. Fire devastating shots to crush enemy structures and dominate increasingly challenging levels. Evolve your cannon to become unstoppable.

**Highlights:** Addictive aiming and shooting mechanics, Realistic destruction physics, Upgrade and evolve cannon power, Strategic gameplay with increasing difficulty, Easy to play, challenging to master

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

**In-app purchases:** none


## Frequently asked questions

### Is Monster Evolution free?

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

### Is Cannon Siege free?

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

### Do Monster Evolution or Cannon Siege have ads?

Both Monster Evolution and Cannon Siege show ads.

### Which is updated more often, Monster Evolution or Cannon Siege?

Monster Evolution ships an update every 4 months, and Cannon Siege every 5 weeks. Most recently, Monster Evolution was updated on October 17, 2026 and Cannon Siege on October 15, 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.*