# Lens Cycle Tracker vs OrthoK Diary

The clearest difference is in-app purchases: OrthoK Diary at none against Lens Cycle Tracker's 1. OrthoK Diary also leads on ads (none vs shown). Lens Cycle Tracker's advantage is device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. Lens Cycle Tracker sells 1 one-off in-app purchase. OrthoK Diary asks for nothing beyond the download.

## The numbers

| Metric | Lens Cycle Tracker | OrthoK Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Size | 7 MB | 46 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Aeon Design LLC](https://appshunter.io/developer/1875567578) | [modeleven IT GmbH](https://appshunter.io/developer/1677767094) |

## What reviewers say

### Lens Cycle Tracker

[App page](https://appshunter.io/ios/app/lens-cycle-tracker/id6760890342)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $4.99 | one-time |


### OrthoK Diary

[App page](https://appshunter.io/ios/app/orthok-diary/id6796739030)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lens Cycle Tracker free?

Lens Cycle Tracker is free to download, with in-app purchases available.

### Is OrthoK Diary free?

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

### Do Lens Cycle Tracker or OrthoK Diary have ads?

Lens Cycle Tracker shows ads; OrthoK Diary does not.

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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.*