# Smartin lock vs devPMS

The clearest difference is update cadence: Smartin lock at monthly against devPMS's every 5 months. Smartin lock also leads on iOS requirement (8.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smartin lock ships an update monthly, devPMS every 5 months. Both last shipped on September 19, 2026.

## The numbers

| Metric | Smartin lock | devPMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Size | 35 MB | 18 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MARINOS AIMONIOTIS](https://appshunter.io/developer/1495174045) | [dev.al](https://appshunter.io/developer/1102215294) |

## What reviewers say

### Smartin lock

[App page](https://appshunter.io/ios/app/smartin-lock/id1495174046)

**Features:** macOS Compatibility

**In-app purchases:** none


### devPMS

[App page](https://appshunter.io/ios/app/devpms/id6449600814)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smartin lock free?

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

### Is devPMS free?

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

### Do Smartin lock or devPMS have ads?

Neither Smartin lock nor devPMS shows ads.

### Which is updated more often, Smartin lock or devPMS?

Smartin lock ships an update monthly, and devPMS every 5 months. Most recently, Smartin lock was updated on September 19, 2026 and devPMS on September 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.*