# checka! [チェッカ] vs Sharegantt

The clearest difference is review sentiment: checka! [チェッカ] at 40% against Sharegantt's 0%. Sharegantt's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. checka! [チェッカ] sells 2 in-app purchases, starting at $0.99 per month. Sharegantt asks for nothing beyond the download.

checka! [チェッカ] ships an update every 2 weeks, Sharegantt every 3 weeks. The most recent releases landed on September 23, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | checka! [チェッカ] | Sharegantt |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **40.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 20 MB | 56 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Seiya Mogami](https://appshunter.io/developer/1072574795) | [SHARE GANTT, K.K.](https://appshunter.io/developer/1710120595) |

## What reviewers say

### checka! [チェッカ]

[App page](https://appshunter.io/ios/app/checka/id1451433619)

This app allows multiple users to share and manage checklists. It prioritizes simplicity and ease of use, suitable for individuals, families, or couples. No complex registration is required to start, with an optional phone number registration for backup.

**Highlights:** Shared checklists, Simple interface, No registration required, Optional phone backup, Dark mode support

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（月額） | $0.99 | per month |
| プレミアムプラン（年額） | $6.99 | per year |


### Sharegantt

[App page](https://appshunter.io/ios/app/sharegantt-task-management/id6468568449)

This app combines Gantt charts with task management to help you create schedules, assign tasks, and manage team communication. It's designed for efficient work management, from large projects to daily tasks, enhancing overall productivity.

**Highlights:** Gantt chart creation, Task assignment, Team communication management, Schedule management, Productivity enhancement, Project management

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

**In-app purchases:** none


## Frequently asked questions

### Is checka! [チェッカ] free?

checka! [チェッカ] is free to download, with in-app purchases available.

### Is Sharegantt free?

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

### Do checka! [チェッカ] or Sharegantt have ads?

checka! [チェッカ] shows ads; Sharegantt does not.

### Which is updated more often, checka! [チェッカ] or Sharegantt?

checka! [チェッカ] ships an update every 2 weeks, and Sharegantt every 3 weeks. Most recently, checka! [チェッカ] was updated on September 23, 2026 and Sharegantt on October 3, 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.*