# Delf Smart Lock vs SMPLTSK

The clearest difference is in-app purchases: Delf Smart Lock at none against SMPLTSK's 3. Delf Smart Lock also leads on iOS requirement (9.0 vs 13.0). SMPLTSK's advantage is update cadence (every 2 months vs every 22 months). On price, ads and device support there is nothing between them.

Both are free to download. SMPLTSK sells 3 in-app purchases, starting at $4.99 per month. Delf Smart Lock asks for nothing beyond the download.

Delf Smart Lock ships an update every 22 months, SMPLTSK every 2 months. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Delf Smart Lock | SMPLTSK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 2 months** |
| Size | 101 MB | 107 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DHAA (Aust.) Pty Ltd](https://appshunter.io/developer/1530915481) | [The Trustee for Designhouse Trust](https://appshunter.io/developer/1833214199) |

## What reviewers say

### Delf Smart Lock

[App page](https://appshunter.io/ios/app/delf-smart-lock/id1530915479)

**Features:** macOS Compatibility

**In-app purchases:** none


### SMPLTSK

[App page](https://appshunter.io/ios/app/smpltsk-visual-task-list/id6751039190)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $4.99 | per month |
| Annual Plan | $39.99 | per year |
| Lifetime Access | $99.99 | one-time |


## Frequently asked questions

### Is Delf Smart Lock free?

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

### Is SMPLTSK free?

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

### Do Delf Smart Lock or SMPLTSK have ads?

Neither Delf Smart Lock nor SMPLTSK shows ads.

### Which is updated more often, Delf Smart Lock or SMPLTSK?

Delf Smart Lock ships an update every 22 months, and SMPLTSK every 2 months. Most recently, Delf Smart Lock was updated on October 4, 2026 and SMPLTSK on September 27, 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.*