# Do11s vs SudoBirds

The clearest difference is in-app purchases: Do11s at none against SudoBirds's 3. SudoBirds's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. SudoBirds sells 3 one-off in-app purchases. Do11s asks for nothing beyond the download.

Do11s ships an update every 2 months, SudoBirds every 4 months. The most recent releases landed on October 26, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Do11s | SudoBirds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (16 ratings)](https://appshunter.io/ios/app/sudobirds/id1507740916/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 165 MB |
| Requires iOS | 17.0 | **10.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tsubasa Fujimoto](https://appshunter.io/developer/1457297116) | [Bitomit](https://appshunter.io/developer/1774672391) |

## What reviewers say

### Do11s

[App page](https://appshunter.io/ios/app/do11s-simple-2player-game/id1473729030)

**Features:** macOS Compatibility

**In-app purchases:** none


### SudoBirds

[App page](https://appshunter.io/ios/app/sudobirds/id1507740916)

A challenging puzzle game that combines sudoku mechanics with a unique bird-dropping twist. Strategically place birds to complete lines and squares, aiming for high scores and streaks. Compete against yourself or others in this addictive brain teaser.

**Highlights:** Sudoku and puzzle game blend, Drop birds to complete lines and squares, Score bonus points for perpendicular lines, Earn streaks for consecutive successful moves, Compete for high scores, Game Center multiplayer

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Egg Pack #1 | $0.99 | one-time |
| Egg Pack #2 | $3.99 | one-time |
| Egg Pack #3 | $6.99 | one-time |


## Frequently asked questions

### Is Do11s free?

Do11s is free to download, with no in-app purchases.

### Is SudoBirds free?

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

### Do Do11s or SudoBirds have ads?

Both Do11s and SudoBirds show ads.

### Which is updated more often, Do11s or SudoBirds?

Do11s ships an update every 2 months, and SudoBirds every 4 months. Most recently, Do11s was updated on October 26, 2026 and SudoBirds on October 17, 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.*