# TrayBuddy vs Aligner Tracker

The clearest difference is price: TrayBuddy at Free against Aligner Tracker's $2.99. Aligner Tracker's advantage is rating (5.0 vs 1.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

TrayBuddy is free to download; Aligner Tracker costs $2.99 up front. TrayBuddy sells 2 in-app purchases, starting at $9.99 per year and Aligner Tracker sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Aligner Tracker holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

TrayBuddy ships an update every 6 days, Aligner Tracker every 4 days. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TrayBuddy | Aligner Tracker |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/traybuddy/id6761814291/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aligner-tracker-alignerdiary/id6811375012/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 4 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 32 MB | 41 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [五花八萌(广州)网络科技有限公司](https://appshunter.io/developer/1891617621) | [智寅 丁](https://appshunter.io/developer/6811367430) |

## What reviewers say

### TrayBuddy

[App page](https://appshunter.io/ios/app/traybuddy/id6761814291)

This app helps users track their clear aligner treatment, including wear time, progress, and expenses. It offers intelligent reminders for aligner changes and dental appointments, along with data analytics to optimize your treatment plan. Securely document your smile's transformation with an encrypted gallery.

**Highlights:** Precision wear-time tracking, Intelligent calendar reminders, Multi-dimensional data analytics, Expense analysis and management, Flexible aligner planning, Smart Chewie timer, Encrypted smile gallery

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Yearly Premium | $9.99 | per year |
| Pro Lifetime | $19.99 | one-time |


### Aligner Tracker

[App page](https://appshunter.io/ios/app/aligner-tracker-alignerdiary/id6811375012)

Track your clear aligner wear time, schedule changes, and store progress photos. This app offers local-first data storage with optional private iCloud backup and customizable themes. It provides reminders and home screen widgets for easy access to your treatment information.

**Highlights:** Record aligner wear with one tap, Tray-by-tray calendar and timeline, Private photo record keeping, Customizable reminders and widgets, Local-first data storage, Optional private iCloud backup, Multiple visual themes and languages

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 曲奇 | $0.99 | one-time |
| 美式 | $1.99 | one-time |
| 拿铁 | $2.99 | one-time |
| SOE | $3.99 | one-time |


## Frequently asked questions

### Is TrayBuddy free?

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

### Is Aligner Tracker free?

Aligner Tracker costs $2.99, and also offers in-app purchases.

### Which has better reviews, TrayBuddy or Aligner Tracker?

Aligner Tracker is rated higher. TrayBuddy averages 1.0 out of 5 from 1 ratings, while Aligner Tracker averages 5.0 from 1 ratings.

### Do TrayBuddy or Aligner Tracker have ads?

Neither TrayBuddy nor Aligner Tracker shows ads.

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

TrayBuddy ships an update every 6 days, and Aligner Tracker every 4 days. Most recently, TrayBuddy was updated on October 7, 2026 and Aligner Tracker on October 14, 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.*