# Winter Arc vs 75 Day Challenge

The clearest difference is iOS requirement: Winter Arc at 15.0 against 75 Day Challenge's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Winter Arc sells 3 in-app purchases, starting at $6.99 per 7 days and 75 Day Challenge sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Winter Arc | 75 Day Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Freemium | — |
| Size | 87 MB | 11 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [mehrbytes](https://appshunter.io/developer/1889203241) | [Nuno Lopes](https://appshunter.io/developer/1802013711) |

## What reviewers say

### Winter Arc

[App page](https://appshunter.io/ios/app/winter-arc-betterself/id6806833035)

This app helps you build discipline and lasting habits through structured daily tasks and progress tracking. Choose from pre-set challenges or create your own to improve fitness, focus, health, or overall routines. Stay motivated with groups and shared challenges.

**Highlights:** Structured daily tasks, Progress tracking, Customizable challenges, Focus and healthy routines, Group and shared challenges, Home screen widgets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $6.99 | per 7 days |
| Annual Subscription | $14.99 | per year |
| Annual Subscription | $34.99 | per year |


### 75 Day Challenge

[App page](https://appshunter.io/ios/app/75-day-challenge-lock/id6807529359)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Unlock | $3.99 | per 7 days |
| Lifetime Unlock | $15.99 | one-time |


## Frequently asked questions

### Is Winter Arc free?

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

### Is 75 Day Challenge free?

75 Day Challenge is free to download, with in-app purchases available.

### Do Winter Arc or 75 Day Challenge have ads?

Neither Winter Arc nor 75 Day Challenge shows ads.

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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.*