# Smilezy vs Clear Castle

Smilezy and Clear Castle are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smilezy ships an update monthly, Clear Castle every 5 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | Smilezy | Clear Castle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/smilezy/id6738463275/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | — |
| Size | 72 MB | 72 MB |
| Requires iOS | 16.1 | 16.1 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Smilezy](https://appshunter.io/developer/1780946326) | [CLEAR CASTLE ALIGNERS LLP](https://appshunter.io/developer/1846129112) |

## What reviewers say

### Smilezy

[App page](https://appshunter.io/ios/app/smilezy/id6738463275)

This app helps you track your daily aligner wear time and reminds you when to change them. Capture and share progress photos with your doctor and stay connected for personalized guidance throughout your treatment journey.

**Highlights:** Track daily aligner wear time, Personalized aligner change reminders, Capture and share progress photos, Connect with your doctor, Monitor treatment timeline, Aligner wear insights

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

**In-app purchases:** none


### Clear Castle

[App page](https://appshunter.io/ios/app/clear-castle/id6753986309)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smilezy free?

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

### Is Clear Castle free?

Clear Castle is free to download, with no in-app purchases.

### Do Smilezy or Clear Castle have ads?

Neither Smilezy nor Clear Castle shows ads.

### Which is updated more often, Smilezy or Clear Castle?

Smilezy ships an update monthly, and Clear Castle every 5 weeks. Most recently, Smilezy was updated on October 30, 2026 and Clear Castle on October 30, 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.*