# NATURFACTOR vs Aligner Diary

The clearest difference is device support: Aligner Diary at 3 against NATURFACTOR's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. NATURFACTOR sells 4 in-app purchases, starting at $9.00 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.

NATURFACTOR ships an update every 9 days, Aligner Diary weekly. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | NATURFACTOR | Aligner Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 105 MB | 47 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NF Cosmetics GmbH](https://appshunter.io/developer/1736536569) | [思佳 李](https://appshunter.io/developer/1835312196) |

## What reviewers say

### NATURFACTOR

[App page](https://appshunter.io/ios/app/naturfactor/id6787408359)

**Features:** Apple Wallet

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rhythm | $9.00 | per month |
| Care | $18.00 | per month |
| Rhythm | $89.00 | per year |
| Care | $179.00 | 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 NATURFACTOR free?

NATURFACTOR 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 NATURFACTOR or Aligner Diary have ads?

Neither NATURFACTOR nor Aligner Diary shows ads.

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

NATURFACTOR ships an update every 9 days, and Aligner Diary weekly. Most recently, NATURFACTOR was updated on October 11, 2026 and Aligner Diary on October 5, 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.*