# Logic Lock vs Screen Light App

The clearest difference is in-app purchases: Logic Lock at none against Screen Light App's 3. Logic Lock also leads on device support (4 vs 2) and iOS requirement (14.1 vs 18.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Screen Light App sells 3 one-off in-app purchases. Logic Lock asks for nothing beyond the download.

Logic Lock ships an update every 3 weeks, Screen Light App fortnightly. The most recent releases landed on September 24, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Logic Lock | Screen Light App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/logic-lock/id1556305816/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 2 MB | 2 MB |
| Requires iOS | **14.1** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Living Logical, LLC](https://appshunter.io/developer/1556305818) | [Rikuto Kumada](https://appshunter.io/developer/1791309889) |

## What reviewers say

### Logic Lock

[App page](https://appshunter.io/ios/app/logic-lock/id1556305816)

Securely manage all your online credentials with this password manager. It generates strong, unique passwords for every site and offers autofill capabilities. Share passwords securely via QR codes and keep your data encrypted with biometric protection.

**Highlights:** Unlimited strong password generation, Biometric data encryption, Browser autofill, Secure QR code sharing, iCloud device sync, Master key verification

**In-app purchases:** none


### Screen Light App

[App page](https://appshunter.io/ios/app/screen-light-app/id6756564713)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $0.99 | one-time |
| Cake set | $2.99 | one-time |
| Dinner | $5.99 | one-time |


## Frequently asked questions

### Is Logic Lock free?

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

### Is Screen Light App free?

Screen Light App is free to download, with in-app purchases available.

### Do Logic Lock or Screen Light App have ads?

Neither Logic Lock nor Screen Light App shows ads.

### Which is updated more often, Logic Lock or Screen Light App?

Logic Lock ships an update every 3 weeks, and Screen Light App fortnightly. Most recently, Logic Lock was updated on September 24, 2026 and Screen Light App on October 1, 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.*