# Kelimix vs Sigma Fall

The clearest difference is in-app purchases: Sigma Fall at none against Kelimix's 5. Sigma Fall also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Kelimix sells 5 one-off in-app purchases. Sigma Fall asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 14, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Kelimix | Sigma Fall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | Weekly |
| Size | 178 MB | 44 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Word Search Games A.S](https://appshunter.io/developer/1721348806) | [Samim Baydar](https://appshunter.io/developer/1868676225) |

## What reviewers say

### Kelimix

[App page](https://appshunter.io/ios/app/kelimix/id6747683712)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Elmas | $1.99 | one-time |
| 150 Elmas | $3.99 | one-time |
| Reklamsız Oyna | $5.99 | one-time |
| 350 Elmas | $7.99 | one-time |
| 750 Elmas | $17.99 | one-time |


### Sigma Fall

[App page](https://appshunter.io/ios/app/sigma-fall-math-game/id6757752252)

**In-app purchases:** none


## Frequently asked questions

### Is Kelimix free?

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

### Is Sigma Fall free?

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

### Do Kelimix or Sigma Fall have ads?

Kelimix shows ads; Sigma Fall does not.

### Which is updated more often, Kelimix or Sigma Fall?

Kelimix ships an update weekly, and Sigma Fall weekly. Most recently, Kelimix was updated on September 14, 2026 and Sigma Fall on September 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.*