# Lockn vs Sammy ADHD Task Support

The clearest difference is update cadence: Lockn at every 2 days against Sammy ADHD Task Support's every 9 days. Sammy ADHD Task Support's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Lockn sells 2 in-app purchases, starting at $0.99 per 7 days and Sammy ADHD Task Support sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Lockn ships an update every 2 days, Sammy ADHD Task Support every 9 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Lockn | Sammy ADHD Task Support |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 days |
| Size | 46 MB | 2 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Gordon Gooi](https://appshunter.io/developer/1896723870) | [Daniel Stumpf](https://appshunter.io/developer/6781027777) |

## What reviewers say

### Lockn

[App page](https://appshunter.io/ios/app/lockn-daily-planner-and-focus/id6770200500)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lockn Pro Weekly | $0.99 | per 7 days |
| Lockn Pro Yearly | $9.99 | per year |


### Sammy ADHD Task Support

[App page](https://appshunter.io/ios/app/sammy-adhd-task-support/id6781027775)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sammy Premium Monthly | $2.99 | per month |
| Sammy Premium Yearly | $22.99 | per year |
| Sammy Premium Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Lockn free?

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

### Is Sammy ADHD Task Support free?

Sammy ADHD Task Support is free to download, with in-app purchases available.

### Do Lockn or Sammy ADHD Task Support have ads?

Neither Lockn nor Sammy ADHD Task Support shows ads.

### Which is updated more often, Lockn or Sammy ADHD Task Support?

Lockn ships an update every 2 days, and Sammy ADHD Task Support every 9 days. Most recently, Lockn was updated on November 5, 2026 and Sammy ADHD Task Support on November 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.*