# ReLi　カテゴリーごとにタスクを管理 vs Arc

The clearest difference is ads: Arc at none against ReLi　カテゴリーごとにタスクを管理's shown. Arc also leads on iOS requirement (16.4 vs 18.0). ReLi　カテゴリーごとにタスクを管理's advantage is update cadence (every 3 days vs every 2 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. ReLi　カテゴリーごとにタスクを管理 sells 4 in-app purchases, starting at $0.99 per month and Arc sells 10 in-app purchases, starting at $17.99 per year. Whichever you choose, the download price is not the number that matters.

ReLi　カテゴリーごとにタスクを管理 ships an update every 3 days, Arc every 2 weeks. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ReLi　カテゴリーごとにタスクを管理 | Arc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 76 MB | 61 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ryuu harumichi](https://appshunter.io/developer/1831202275) | [Felix Hartmann](https://appshunter.io/developer/1884127281) |

## What reviewers say

### ReLi　カテゴリーごとにタスクを管理

[App page](https://appshunter.io/ios/app/reli/id6749567191)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lite Plan (Monthly) | $0.99 | per month |
| Pro Plan (Monthly) | $1.99 | per month |
| Lite Plan (Yearly) | $11.99 | per year |
| Pro Plan (Yearly) | $19.99 | per year |


### Arc

[App page](https://appshunter.io/ios/app/arc-habit-tracker/id6803226057)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Arc Unlimited — 1 Year | $17.99 | per year |
| Arc Unlimited — 1 Year | $17.99 | per year |
| Book Sprint | $2.99 | one-time |
| Dopamine Reset | $2.99 | one-time |
| 5AM Club | $2.99 | one-time |
| Sober Month | $2.99 | one-time |
| 75 Soft | $3.99 | one-time |
| Couch to 5K | $3.99 | one-time |
| Winter Arc | $4.99 | one-time |
| 100 Days of Code | $4.99 | one-time |


## Frequently asked questions

### Is ReLi　カテゴリーごとにタスクを管理 free?

ReLi　カテゴリーごとにタスクを管理 is free to download, with in-app purchases available.

### Is Arc free?

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

### Do ReLi　カテゴリーごとにタスクを管理 or Arc have ads?

ReLi　カテゴリーごとにタスクを管理 shows ads; Arc does not.

### Which is updated more often, ReLi　カテゴリーごとにタスクを管理 or Arc?

ReLi　カテゴリーごとにタスクを管理 ships an update every 3 days, and Arc every 2 weeks. Most recently, ReLi　カテゴリーごとにタスクを管理 was updated on October 8, 2026 and Arc on October 12, 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.*