# TrayHabit vs AlignerLog

The clearest difference is in-app purchases: AlignerLog at none against TrayHabit's 2. AlignerLog also leads on iOS requirement (16.4 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TrayHabit sells 2 in-app purchases, starting at $3.99 per month. AlignerLog asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | TrayHabit | AlignerLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Size | 59 MB | 38 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NOMADIX APPS LLC](https://appshunter.io/developer/1798696474) | [MIKI CHINEN](https://appshunter.io/developer/6783383280) |

## What reviewers say

### TrayHabit

[App page](https://appshunter.io/ios/app/trayhabit-aligner-tracker/id6760241722)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrayHabit Pro Monthly | $3.99 | per month |
| TrayHabit Pro Yearly | $34.99 | per year |


### AlignerLog

[App page](https://appshunter.io/ios/app/alignerlog/id6786747605)

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

**In-app purchases:** none


## Frequently asked questions

### Is TrayHabit free?

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

### Is AlignerLog free?

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

### Do TrayHabit or AlignerLog have ads?

Neither TrayHabit nor AlignerLog shows ads.

### Which is updated more often, TrayHabit or AlignerLog?

TrayHabit ships an update every 4 days, and AlignerLog every 4 days. Most recently, TrayHabit was updated on October 6, 2026 and AlignerLog 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.*