# Aligner Tracker vs Smilo.ai

The clearest difference is in-app purchases: Smilo.ai at none against Aligner Tracker's 6. Smilo.ai also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Aligner Tracker sells 6 in-app purchases, starting at $4.99 per 7 days. Smilo.ai asks for nothing beyond the download.

Aligner Tracker ships an update fortnightly, Smilo.ai every 3 weeks. Both last shipped on September 18, 2026.

## The numbers

| Metric | Aligner Tracker | Smilo.ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (30 ratings)](https://appshunter.io/ios/app/aligner-tracker-smilo/id6761348584/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 26 MB | 86 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Nabeel Akhtar Tak](https://appshunter.io/developer/1832775708) | [ORAL TECH AI PTY LTD](https://appshunter.io/developer/1505328673) |

## What reviewers say

### Aligner Tracker

[App page](https://appshunter.io/ios/app/aligner-tracker-smilo/id6761348584)

Effortlessly track your clear aligner wear time, manage trays, and monitor your smile's progress. This app offers a guided camera for consistent progress photos and smart reminders tailored to your treatment.

**Highlights:** Wear time tracking with progress ring, Tray management and switch reminders, Guided camera for progress photos, Smart, context-aware reminders, Compliance calendar with streak counter, Home screen widgets for glanceable info, Tray care logging

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smilo Pro Weekly | $4.99 | per 7 days |
| Smilo Pro Monthly | $7.99 | per month |
| Smilo Premium Weekly | $9.99 | per 7 days |
| Smilo Premium Monthly | $19.99 | per month |
| Smilo Pro Yearly | $49.99 | per year |
| Smilo Premium Yearly | $99.99 | per year |


### Smilo.ai

[App page](https://appshunter.io/ios/app/smiloai/id6766902759)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aligner Tracker free?

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

### Is Smilo.ai free?

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

### Do Aligner Tracker or Smilo.ai have ads?

Neither Aligner Tracker nor Smilo.ai shows ads.

### Which is updated more often, Aligner Tracker or Smilo.ai?

Aligner Tracker ships an update fortnightly, and Smilo.ai every 3 weeks. Most recently, Aligner Tracker was updated on September 18, 2026 and Smilo.ai on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*