# Ortholine App vs Aligner Diary

The clearest difference is in-app purchases: Ortholine App at none against Aligner Diary's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Aligner Diary sells 3 in-app purchases, starting at $0.99 per month. Ortholine App asks for nothing beyond the download.

## The numbers

| Metric | Ortholine App | Aligner Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ortholine-app/id6751370956/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | Free | — |
| Size | 25 MB | 47 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [ZOOR SARL](https://appshunter.io/developer/1792036962) | [思佳 李](https://appshunter.io/developer/1835312196) |

## What reviewers say

### Ortholine App

[App page](https://appshunter.io/ios/app/ortholine-app/id6751370956)

Track your clear aligner treatment with visual timelines and smart reminders. Get expert analysis of your progress and stay organized on your journey to a straighter smile. This HIPAA-compliant app offers a secure and simple way to monitor your orthodontic progress.

**Highlights:** Free consultations via photo upload, Visual treatment progress timelines, Smart aligner change reminders, Detailed phase tracking, Treatment calendars, HIPAA-compliant

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Ortholine App free?

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

### Is Aligner Diary free?

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

### Do Ortholine App or Aligner Diary have ads?

Neither Ortholine App nor Aligner Diary shows ads.

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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.*