# Strikai vs Arc

The clearest difference is ads: Arc at none against Strikai's shown. Strikai's advantage is iOS requirement (15.1 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Strikai sells 1 one-off in-app purchase and Arc sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Strikai | Arc |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 9 days |
| Size | 47 MB | 18 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Ufuk Karagoz](https://appshunter.io/developer/6793304778) | [岚烜 吴](https://appshunter.io/developer/6788589687) |

## What reviewers say

### Strikai

[App page](https://appshunter.io/ios/app/strikai-challenge-tracker/id6793304776)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Strikai Pro | $4.99 | one-time |


### Arc

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

**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 |


## Frequently asked questions

### Is Strikai free?

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

### Is Arc free?

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

### Do Strikai or Arc have ads?

Strikai shows ads; Arc does not.

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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.*