# Arc vs Winter Arc

The clearest difference is review sentiment: Arc at 100% against Winter Arc's 50%. Arc also leads on update cadence (every 9 days vs every 3 weeks). Winter Arc's advantage is in-app purchases (none vs 3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Arc sells 3 in-app purchases, starting at $2.99 per month. Winter Arc asks for nothing beyond the download.

Arc ships an update every 9 days, Winter Arc every 3 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Arc | Winter Arc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/winter-arc-habit-tracker/id6807383542/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Freemium | **Free** |
| Size | 18 MB | 35 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [岚烜 吴](https://appshunter.io/developer/6788589687) | [Max Whicher](https://appshunter.io/developer/6807383544) |

## What reviewers say

### Arc

[App page](https://appshunter.io/ios/app/arc-75-day-challenge-tracker/id6796747380)

Track daily routines and build habits with customizable challenges. Integrates with Apple Health for automatic task completion. Offers a free starter challenge and optional Pro features for advanced tracking.

**Highlights:** Customizable challenge lengths (21-90 days), Apple Health auto-tracking integration, Strict mode for missed days, Finisher card with completion details, Home and lock screen widgets, No account required for privacy

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Arc Pro Monthly | $2.99 | per month |
| Arc Pro Yearly | $19.99 | per year |
| Arc Pro | $29.99 | one-time |


### Winter Arc

[App page](https://appshunter.io/ios/app/winter-arc-habit-tracker/id6807383542)

This app helps you build lasting habits by focusing on consistency over perfection. It uses principles from behavioral psychology to make habits obvious, attractive, easy, and satisfying. Track your progress with visual cues and built-in rest days.

**Highlights:** Four laws of behavior change implementation, Habit stacking and pairing, Two-minute rule for easy habits, Streak tracking with 'never miss twice' nudge, Countdown ring and compounding chart, Weekly review and streak freezes, Identity statements and reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is Arc free?

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

### Is Winter Arc free?

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

### Do Arc or Winter Arc have ads?

Neither Arc nor Winter Arc shows ads.

### Which is updated more often, Arc or Winter Arc?

Arc ships an update every 9 days, and Winter Arc every 3 weeks. Most recently, Arc was updated on October 31, 2026 and Winter Arc 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.*