# Parking Diagnostics vs Unity SPR

The clearest difference is update cadence: Unity SPR at every 2 months against Parking Diagnostics's every 4 months. 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.

Parking Diagnostics ships an update every 4 months, Unity SPR every 2 months. The most recent releases landed on September 28, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Parking Diagnostics | Unity SPR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 14 MB | 37 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nortech International](https://appshunter.io/developer/852215746) | [Atlas Copco AB](https://appshunter.io/developer/917660617) |

## What reviewers say

### Parking Diagnostics

[App page](https://appshunter.io/ios/app/parking-diagnostics/id1061621000)

**In-app purchases:** none


### Unity SPR

[App page](https://appshunter.io/ios/app/unity-spr/id1641707057)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Parking Diagnostics free?

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

### Is Unity SPR free?

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

### Do Parking Diagnostics or Unity SPR have ads?

Neither Parking Diagnostics nor Unity SPR shows ads.

### Which is updated more often, Parking Diagnostics or Unity SPR?

Parking Diagnostics ships an update every 4 months, and Unity SPR every 2 months. Most recently, Parking Diagnostics was updated on September 28, 2026 and Unity SPR on October 4, 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.*