# On The Lock vs OpenRead

The clearest difference is in-app purchases: OpenRead at none against On The Lock's 5. OpenRead also leads on ads (none vs shown) and update cadence (every 2 days vs every 4 days). On price and device support there is nothing between them.

Both are free to download. On The Lock sells 5 in-app purchases, starting at $1.99 per month. OpenRead asks for nothing beyond the download.

On The Lock ships an update every 4 days, OpenRead every 2 days. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | On The Lock | OpenRead |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/on-the-lock-lock-screen-memo/id6760257027/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 110 MB | 43 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JayApp](https://appshunter.io/developer/1871818325) | [KyoungChan Hwang](https://appshunter.io/developer/1837062084) |

## What reviewers say

### On The Lock

[App page](https://appshunter.io/ios/app/on-the-lock-lock-screen-memo/id6760257027)

This app allows you to display a single, important note, to-do list, or photo directly on your device's Lock Screen. It offers customization options for text, layout, and background, with features like reminders and iCloud backup.

**Highlights:** Lock Screen memo display, To-do list integration, Photo display on Lock Screen, Customizable layouts and appearance, Reminders and D-day tracking, iCloud backup, Home and Lock Screen widgets

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.99 | per month |
| Yearly Premium | $14.99 | per year |
| Lifetime Premium (Discount) | $12.99 | one-time |
| Lifetime Premium | $19.99 | one-time |
| Lifetime Premium | $34.99 | one-time |


### OpenRead

[App page](https://appshunter.io/ios/app/openread-pdf-document-reader/id6812635014)

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

**In-app purchases:** none


## Frequently asked questions

### Is On The Lock free?

On The Lock is free to download, with in-app purchases available.

### Is OpenRead free?

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

### Do On The Lock or OpenRead have ads?

On The Lock shows ads; OpenRead does not.

### Which is updated more often, On The Lock or OpenRead?

On The Lock ships an update every 4 days, and OpenRead every 2 days. Most recently, On The Lock was updated on October 25, 2026 and OpenRead on October 19, 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.*