# Smile Scan vs Clear Aligner Tracker & Timer

The clearest difference is in-app purchases: Clear Aligner Tracker & Timer at none against Smile Scan's 3. Clear Aligner Tracker & Timer also leads on device support (3 vs 1). Smile Scan's advantage is ads (none vs shown). On price and iOS requirement there is nothing between them.

Both are free to download. Smile Scan sells 3 in-app purchases, starting at $4.99 per 7 days. Clear Aligner Tracker & Timer asks for nothing beyond the download.

## The numbers

| Metric | Smile Scan | Clear Aligner Tracker & Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Size | 87 MB | 39 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Fatih Erdogan](https://appshunter.io/developer/1526494037) | [Seulki Eom](https://appshunter.io/developer/1718927408) |

## What reviewers say

### Smile Scan

[App page](https://appshunter.io/ios/app/smile-scan-braces-and-aligner/id6785473745)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $8.99 | per month |
| Annual | $17.99 | per year |


### Clear Aligner Tracker & Timer

[App page](https://appshunter.io/ios/app/clear-aligner-tracker-and-timer/id6801513103)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smile Scan free?

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

### Is Clear Aligner Tracker & Timer free?

Clear Aligner Tracker & Timer is free to download, with no in-app purchases.

### Do Smile Scan or Clear Aligner Tracker & Timer have ads?

Clear Aligner Tracker & Timer shows ads; Smile Scan 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.*