# BrainBro vs Sudoku Oasis

The clearest difference is ads: BrainBro at none against Sudoku Oasis's shown. BrainBro also leads on update cadence (every 3 weeks vs every 2 months). Sudoku Oasis's advantage is iOS requirement (15.6 vs 17.6). On price, 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.

BrainBro ships an update every 3 weeks, Sudoku Oasis every 2 months. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | BrainBro | Sudoku Oasis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 19 MB | 9 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Peter Eriksson](https://appshunter.io/developer/1792724015) | [Recep Bayraktar](https://appshunter.io/developer/1404934966) |

## What reviewers say

### BrainBro

[App page](https://appshunter.io/ios/app/brainbro/id6741045927)

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

**In-app purchases:** none


### Sudoku Oasis

[App page](https://appshunter.io/ios/app/sudoku-oasis/id6748649147)

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

**In-app purchases:** none


## Frequently asked questions

### Is BrainBro free?

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

### Is Sudoku Oasis free?

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

### Do BrainBro or Sudoku Oasis have ads?

Sudoku Oasis shows ads; BrainBro does not.

### Which is updated more often, BrainBro or Sudoku Oasis?

BrainBro ships an update every 3 weeks, and Sudoku Oasis every 2 months. Most recently, BrainBro was updated on October 17, 2026 and Sudoku Oasis on October 9, 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.*