# PlanTodo vs シェアカレンダーSC

The clearest difference is in-app purchases: シェアカレンダーSC at none against PlanTodo's 2. シェアカレンダーSC also leads on update cadence (every 2 days vs every 9 days). PlanTodo's advantage is ads (none vs shown) and device support (4 vs 2). On price there is nothing between them.

Both are free to download. PlanTodo sells 2 in-app purchases, starting at $0.99 per month. シェアカレンダーSC asks for nothing beyond the download.

PlanTodo ships an update every 9 days, シェアカレンダーSC every 2 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | PlanTodo | シェアカレンダーSC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 2 days** |
| Size | 31 MB | 18 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [嘉林 陈](https://appshunter.io/developer/1886152970) | [CHIHIRO AKAMA](https://appshunter.io/developer/1854289855) |

## What reviewers say

### PlanTodo

[App page](https://appshunter.io/ios/app/plantodo-schedule-planner/id6760841812)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Yearly | $9.99 | per year |


### シェアカレンダーSC

[App page](https://appshunter.io/ios/app/sc/id6762629264)

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

**In-app purchases:** none


## Frequently asked questions

### Is PlanTodo free?

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

### Is シェアカレンダーSC free?

シェアカレンダーSC is free to download, with no in-app purchases.

### Do PlanTodo or シェアカレンダーSC have ads?

シェアカレンダーSC shows ads; PlanTodo does not.

### Which is updated more often, PlanTodo or シェアカレンダーSC?

PlanTodo ships an update every 9 days, and シェアカレンダーSC every 2 days. Most recently, PlanTodo was updated on October 24, 2026 and シェアカレンダーSC on October 15, 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.*