# Fixu vs Tray Harder

The clearest difference is in-app purchases: Fixu at none against Tray Harder's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Tray Harder sells 1 one-off in-app purchase. Fixu asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 14, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Fixu | Tray Harder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/fixu-aligner-tracker/id6760597289/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Ad-supported | — |
| Size | 38 MB | 55 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [NICOLAS GABRIEL CORDES](https://appshunter.io/developer/1885218818) | [Bari Halag](https://appshunter.io/developer/6782674186) |

## What reviewers say

### Fixu

[App page](https://appshunter.io/ios/app/fixu-aligner-tracker/id6760597289)

This app helps users track their dental aligner wear time with a simple tap. It monitors daily compliance, builds streaks, and provides smart reminders. Users can also document their smile journey with photos and track their full treatment plan.

**Highlights:** One-tap aligner tracking, Real-time compliance percentage, Treatment plan timeline, Progress photos and comparison, Smart wear reminders, Monthly compliance calendar, Home screen widget

**In-app purchases:** none


### Tray Harder

[App page](https://appshunter.io/ios/app/tray-harder-aligner-tracker/id6782674184)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tray Harder Pro | $4.99 | one-time |


## Frequently asked questions

### Is Fixu free?

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

### Is Tray Harder free?

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

### Do Fixu or Tray Harder have ads?

Neither Fixu nor Tray Harder shows ads.

### Which is updated more often, Fixu or Tray Harder?

Fixu ships an update weekly, and Tray Harder weekly. Most recently, Fixu was updated on September 14, 2026 and Tray Harder on September 22, 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.*