# Lidoku vs Flatbias

The clearest difference is update cadence: Flatbias at daily against Lidoku's every 4 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Lidoku sells 9 in-app purchases, starting at $2.99 per month and Flatbias sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Lidoku ships an update every 4 days, Flatbias daily. Both last shipped on October 31, 2026.

## The numbers

| Metric | Lidoku | Flatbias |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Daily** |
| Size | 63 MB | 10 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [UMUT ERCAN](https://appshunter.io/developer/6788302809) | [Reckona Inc.](https://appshunter.io/developer/1215787077) |

## What reviewers say

### Lidoku

[App page](https://appshunter.io/ios/app/lidoku-multiplayer-sudoku/id6788302807)

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lidoku Premium | $2.99 | per month |
| Midnight Theme | $0.99 | one-time |
| Emerald Theme | $0.99 | one-time |
| Sakura Theme | $0.99 | one-time |
| Neon Profile Frame | $0.99 | one-time |
| Gold Lux Profile Frame | $0.99 | one-time |
| Royal Profile Frame | $0.99 | one-time |
| Sunset Theme | $0.99 | one-time |
| Fire Profile Frame | $0.99 | one-time |


### Flatbias

[App page](https://appshunter.io/ios/app/flatbias/id6797381499)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flatbias Pass (Monthly) | $2.99 | per month |
| Flatbias Pass (Yearly) | $22.99 | per year |


## Frequently asked questions

### Is Lidoku free?

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

### Is Flatbias free?

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

### Do Lidoku or Flatbias have ads?

Both Lidoku and Flatbias show ads.

### Which is updated more often, Lidoku or Flatbias?

Lidoku ships an update every 4 days, and Flatbias daily. Most recently, Lidoku was updated on October 31, 2026 and Flatbias on October 31, 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.*