# Studio Sisa vs Kalmu

The clearest difference is in-app purchases: Studio Sisa at none against Kalmu's 2. Studio Sisa also leads on iOS requirement (11.0 vs 14.0.0). Kalmu's advantage is update cadence (weekly vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Kalmu sells 2 in-app purchases, starting at $6.99 per month. Studio Sisa asks for nothing beyond the download.

Studio Sisa ships an update every 7 months, Kalmu weekly. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Studio Sisa | Kalmu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Size | 10 MB | 45 MB |
| Requires iOS | **11.0** | 14.0.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Malou van Rede](https://appshunter.io/developer/1482132817) | [Karlijn Hubers](https://appshunter.io/developer/1875249387) |

## What reviewers say

### Studio Sisa

[App page](https://appshunter.io/ios/app/studio-sisa/id1447624244)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kalmu

[App page](https://appshunter.io/ios/app/kalmu/id6758850008)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kalmu Premium | $6.99 | per month |
| Kalmu Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is Studio Sisa free?

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

### Is Kalmu free?

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

### Do Studio Sisa or Kalmu have ads?

Neither Studio Sisa nor Kalmu shows ads.

### Which is updated more often, Studio Sisa or Kalmu?

Studio Sisa ships an update every 7 months, and Kalmu weekly. Most recently, Studio Sisa was updated on October 15, 2026 and Kalmu on October 12, 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.*