# Snake Evolution vs Sigma Games

Snake Evolution and Sigma Games are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Snake Evolution sells 15 one-off in-app purchases and Sigma Games sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Snake Evolution ships an update every 5 weeks, Sigma Games every 2 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Snake Evolution | Sigma Games |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (367 ratings)](https://appshunter.io/ios/app/snake-evolution-idle-merge-io/id6444013894/reviews)** | — |
| Number of ratings | **367** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 155 MB | 97 MB |
| Requires iOS | 15.0 | **14.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [TPG TECNOLOGIA DA INFORMACAO LTDA](https://appshunter.io/developer/444343830) | [Hyper By Metaverse Inc](https://appshunter.io/developer/1890301970) |

## What reviewers say

### Snake Evolution

[App page](https://appshunter.io/ios/app/snake-evolution-idle-merge-io/id6444013894)

Merge and evolve different snake species to create new mutant creatures. Scheme your way to world domination in this idle evolution simulator with clicker game mechanics.

**Highlights:** Merge similar snakes to create new mutant species, Discover various snake species and monster maker stages, Earn coins by tapping snakes or using monster maker eggs, Idle gameplay with incremental clicker mechanics, Open-ended gameplay for freedom and creativity, Monster Maker Pantheon for supreme beings

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hard Currency Pack 1 | $1.99 | one-time |
| Alien Currency Pack 1 | $1.99 | one-time |
| Hard Currency Pack Offer | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Shop Bundle 1 | $2.99 | one-time |
| Promo Bundles Very High | $2.99 | one-time |
| Hard Currency Pack 2 | $4.99 | one-time |
| Alien Currency Pack 2 | $5.99 | one-time |
| Shop Bundle 2 | $5.99 | one-time |
| Promo Bundles High | $5.99 | one-time |
| Trinket | $6.99 | one-time |
| Starter Bundle Discount | $9.99 | one-time |
| Hard Currency Pack 3 | $9.99 | one-time |
| Hard Currency Pack 4 | $19.99 | one-time |
| Veteran Bundle Discount | $19.99 | one-time |

**What reviewers like**

- 👍 Fun and entertaining gameplay
- 🤩 Cute snake designs
- ✨ Great graphics and animations
- 💖 Enjoyable for all ages
- ⏳ Excellent time killer

**What reviewers complain about**

- 😠 Extremely frequent ads
- 😫 Ads interrupt gameplay
- 😤 Ads appear on every action
- 🚫 Ads are difficult to skip
- 😩 Ads make the game unplayable

**Reported bugs**

- Music plays too fast and glitches game
- Ad music plays upon entering the game

**Requested features**

- Frog evolution game


### Sigma Games

[App page](https://appshunter.io/ios/app/sigma-games/id6762593032)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sigma Games Pro Weekly | $4.99 | per 7 days |
| Sigma Games Pro Monthly | $9.99 | per month |
| Sigma Games Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Snake Evolution free?

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

### Is Sigma Games free?

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

### Do Snake Evolution or Sigma Games have ads?

Both Snake Evolution and Sigma Games show ads.

### Which is updated more often, Snake Evolution or Sigma Games?

Snake Evolution ships an update every 5 weeks, and Sigma Games every 2 months. Most recently, Snake Evolution was updated on October 27, 2026 and Sigma Games on October 24, 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.*