# Scheme Locker vs Parking Adria

The clearest difference is ratings volume: Parking Adria at 57 against Scheme Locker's 1. Parking Adria also leads on update cadence (every 3 weeks vs every 2 months). Scheme Locker's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, rating, ads and in-app purchases there is nothing between them.

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

Scheme Locker holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Parking Adria has 57 ratings behind it against 1, so its average is the more settled of the two.

Scheme Locker ships an update every 2 months, Parking Adria every 3 weeks. The most recent releases landed on June 2, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Scheme Locker | Parking Adria |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scheme-locker/id6448636720/reviews)** | [4.8 (57 ratings)](https://appshunter.io/ios/app/parking-adria/id6550920432/reviews) |
| Number of ratings | 1 | **57** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 28 MB | 47 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Scheme DOO](https://appshunter.io/developer/1685223703) | [Nebojsa Nikolic](https://appshunter.io/developer/1757850998) |

## What reviewers say

### Scheme Locker

[App page](https://appshunter.io/ios/app/scheme-locker/id6448636720)

This utility app allows users to open lockers at various locations. It is currently functional for lockers created by the development team, such as those found in science and technology parks containing educational materials.

**Highlights:** Open lockers at designated locations, Access lockers in science and technology parks, Retrieve educational materials from lockers, Utilize package locker functionality

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

**In-app purchases:** none


### Parking Adria

[App page](https://appshunter.io/ios/app/parking-adria/id6550920432)

This app simplifies parking payments across Serbia by preparing SMS messages for all parking zones in nearly 90 cities. It offers location detection, interactive maps, and timely notifications to save you time and money.

**Highlights:** SMS message preparation for parking payments, Covers parking zones in ~90 Serbian cities, Automatic location detection for parking zones, Interactive map of parking zones, Notifications for parking expiry and end of payment, Manage license plates, LiveActivity widget for parking status

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scheme Locker free?

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

### Is Parking Adria free?

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

### Which has better reviews, Scheme Locker or Parking Adria?

Scheme Locker is rated higher. Scheme Locker averages 5.0 out of 5 from 1 ratings, while Parking Adria averages 4.8 from 57 ratings.

### Do Scheme Locker or Parking Adria have ads?

Neither Scheme Locker nor Parking Adria shows ads.

### Which is updated more often, Scheme Locker or Parking Adria?

Scheme Locker ships an update every 2 months, and Parking Adria every 3 weeks. Most recently, Scheme Locker was updated on June 2, 2026 and Parking Adria on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*