# One Shot Planner vs 100日目標チャレンジ

The clearest difference is update cadence: One Shot Planner at every 2 days against 100日目標チャレンジ's every 2 months. 100日目標チャレンジ's advantage is iOS requirement (18.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. One Shot Planner sells 2 in-app purchases, starting at $2.99 per month and 100日目標チャレンジ sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

One Shot Planner ships an update every 2 days, 100日目標チャレンジ every 2 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | One Shot Planner | 100日目標チャレンジ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 71 MB | 44 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [YUSUKE KIMURA](https://appshunter.io/developer/1779937252) | [Reo Takabatake](https://appshunter.io/developer/1888701948) |

## What reviewers say

### One Shot Planner

[App page](https://appshunter.io/ios/app/one-shot-planner-ai/id6760971770)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Shot Planner Pro（1ヶ月） | $2.99 | per month |
| One Shot Planner Pro（1年） | $29.99 | per year |


### 100日目標チャレンジ

[App page](https://appshunter.io/ios/app/100/id6761291437)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 月額 | $3.99 | per month |


## Frequently asked questions

### Is One Shot Planner free?

One Shot Planner is free to download, with in-app purchases available.

### Is 100日目標チャレンジ free?

100日目標チャレンジ is free to download, with in-app purchases available.

### Do One Shot Planner or 100日目標チャレンジ have ads?

Neither One Shot Planner nor 100日目標チャレンジ shows ads.

### Which is updated more often, One Shot Planner or 100日目標チャレンジ?

One Shot Planner ships an update every 2 days, and 100日目標チャレンジ every 2 months. Most recently, One Shot Planner was updated on October 31, 2026 and 100日目標チャレンジ 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.*