# Aligner Tracker vs Aligner Timer

The clearest difference is in-app purchases: Aligner Timer at none against Aligner Tracker's 6. 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. Aligner Timer asks for nothing beyond the download.

Aligner Tracker ships an update fortnightly, Aligner Timer every 3 weeks. The most recent releases landed on September 18, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Aligner Tracker | Aligner Timer |
| --- | --- | --- |
| 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 | 6 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Nabeel Akhtar Tak](https://appshunter.io/developer/1832775708) | [Alex Davis](https://appshunter.io/developer/564771427) |

## 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 |


### Aligner Timer

[App page](https://appshunter.io/ios/app/aligner-timer-tray-tracker/id6779902737)

**Features:** macOS Compatibility, Apple Watch app, 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 Aligner Timer free?

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

### Do Aligner Tracker or Aligner Timer have ads?

Neither Aligner Tracker nor Aligner Timer shows ads.

### Which is updated more often, Aligner Tracker or Aligner Timer?

Aligner Tracker ships an update fortnightly, and Aligner Timer every 3 weeks. Most recently, Aligner Tracker was updated on September 18, 2026 and Aligner Timer on September 12, 2026.

---

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