# TeethPath vs Aligner Diary

The clearest difference is iOS requirement: Aligner Diary at 15.0 against TeethPath's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. TeethPath sells 2 in-app purchases, starting at $1.99 per month and Aligner Diary sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

TeethPath ships an update every 2 weeks, Aligner Diary weekly. The most recent releases landed on September 21, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | TeethPath | Aligner Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/teethpath/id6740765612/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Freemium | — |
| Size | 22 MB | 47 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [建卓 叶](https://appshunter.io/developer/1725409773) | [思佳 李](https://appshunter.io/developer/1835312196) |

## What reviewers say

### TeethPath

[App page](https://appshunter.io/ios/app/teethpath/id6740765612)

This app helps users manage their orthodontic treatment by tracking aligner removal times, setting personalized plans, and providing timely replacement reminders. It facilitates scheduling and goal setting for a smoother treatment process.

**Highlights:** Aligner removal timer, Personalized alignment plan setting, Intelligent replacement reminders, Orthodontic schedule planning, Local data storage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TeethPath Pro - Monthly | $1.99 | per month |
| TeethPath Pro - Yearly | $9.99 | per year |


### Aligner Diary

[App page](https://appshunter.io/ios/app/aligner-diary/id6802318433)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Annual | $3.99 | per year |
| Pro Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is TeethPath free?

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

### Is Aligner Diary free?

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

### Do TeethPath or Aligner Diary have ads?

Neither TeethPath nor Aligner Diary shows ads.

### Which is updated more often, TeethPath or Aligner Diary?

TeethPath ships an update every 2 weeks, and Aligner Diary weekly. Most recently, TeethPath was updated on September 21, 2026 and Aligner Diary on October 5, 2026.

---

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