# SD vs Blombos

The clearest difference is update cadence: Blombos at every 2 months against SD's every 5 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.

SD ships an update every 5 months, Blombos every 2 months. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | SD | Blombos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 52 MB | 51 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Savoir Dessiner](https://appshunter.io/developer/1895594001) | [BSPORT](https://appshunter.io/developer/1356621553) |

## What reviewers say

### SD

[App page](https://appshunter.io/ios/app/sd-les-ateliers/id1624920406)

**Features:** macOS Compatibility

**In-app purchases:** none


### Blombos

[App page](https://appshunter.io/ios/app/blombos/id6747821597)

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

**In-app purchases:** none


## Frequently asked questions

### Is SD free?

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

### Is Blombos free?

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

### Do SD or Blombos have ads?

Neither SD nor Blombos shows ads.

### Which is updated more often, SD or Blombos?

SD ships an update every 5 months, and Blombos every 2 months. Most recently, SD was updated on November 12, 2026 and Blombos on November 8, 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.*