# FlightTimer26 vs Sudoku Solver Doku

The clearest difference is in-app purchases: FlightTimer26 at none against Sudoku Solver Doku's 2. Sudoku Solver Doku's advantage is update cadence (fortnightly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sudoku Solver Doku sells 2 in-app purchases, starting at $2.99 per 7 days. FlightTimer26 asks for nothing beyond the download.

FlightTimer26 ships an update every 5 weeks, Sudoku Solver Doku fortnightly. The most recent releases landed on October 9, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | FlightTimer26 | Sudoku Solver Doku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Size | 10 MB | 16 MB |
| Requires iOS | 17.6 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Christian Heim](https://appshunter.io/developer/1473781396) | [1MB SAAS SL](https://appshunter.io/developer/1772669068) |

## What reviewers say

### FlightTimer26

[App page](https://appshunter.io/ios/app/flighttimer26/id6751437556)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sudoku Solver Doku

[App page](https://appshunter.io/ios/app/sudoku-solver-doku/id6753209563)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Yearly | $17.99 | per year |


## Frequently asked questions

### Is FlightTimer26 free?

FlightTimer26 is free to download, with no in-app purchases.

### Is Sudoku Solver Doku free?

Sudoku Solver Doku is free to download, with in-app purchases available.

### Do FlightTimer26 or Sudoku Solver Doku have ads?

Neither FlightTimer26 nor Sudoku Solver Doku shows ads.

### Which is updated more often, FlightTimer26 or Sudoku Solver Doku?

FlightTimer26 ships an update every 5 weeks, and Sudoku Solver Doku fortnightly. Most recently, FlightTimer26 was updated on October 9, 2026 and Sudoku Solver Doku on September 27, 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.*