# Tokishil vs C2 Flanker Task

The clearest difference is price: Tokishil at Free against C2 Flanker Task's $3.99. Tokishil also leads on update cadence (every 2 months vs every 12 months). C2 Flanker Task's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Tokishil is free to download; C2 Flanker Task costs $3.99 up front. Tokishil sells 1 in-app purchase, starting at $3.49 per month. C2 Flanker Task asks for nothing beyond the download.

Tokishil ships an update every 2 months, C2 Flanker Task every 12 months. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Tokishil | C2 Flanker Task |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | — | Paid |
| Size | 105 MB | 1 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Junki Miyanari](https://appshunter.io/developer/1378085911) | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) |

## What reviewers say

### Tokishil

[App page](https://appshunter.io/ios/app/tokishil-time-management/id1491449546)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Plan | $3.49 | per month |


### C2 Flanker Task

[App page](https://appshunter.io/ios/app/c2-flanker-task/id1629584722)

This app measures response times for a flanker task, recording data in milliseconds. Export your results to a CSV file for analysis in spreadsheet applications. Customize the task by altering coloring, background brightness, and arrow shapes.

**Highlights:** Measures response time in milliseconds, CSV data export for spreadsheets, Customizable task parameters, Analyzes flanker task effects, Supports iPhone and iPad

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

**In-app purchases:** none


## Frequently asked questions

### Is Tokishil free?

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

### Is C2 Flanker Task free?

C2 Flanker Task costs $3.99, with no in-app purchases.

### Do Tokishil or C2 Flanker Task have ads?

Tokishil shows ads; C2 Flanker Task does not.

### Which is updated more often, Tokishil or C2 Flanker Task?

Tokishil ships an update every 2 months, and C2 Flanker Task every 12 months. Most recently, Tokishil was updated on October 25, 2026 and C2 Flanker Task on October 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.*