# VIN Decode RPO vs Skydive Sim Instructor

The clearest difference is update cadence: VIN Decode RPO at every 3 days against Skydive Sim Instructor's every 3 weeks. VIN Decode RPO also leads on ratings volume (33 vs 1). Skydive Sim Instructor's advantage is rating (5.0 vs 4.8) and monetization model (free vs ad-supported). 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.

Skydive Sim Instructor holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: VIN Decode RPO has 33 ratings behind it against 1, so its average is the more settled of the two.

VIN Decode RPO ships an update every 3 days, Skydive Sim Instructor every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | VIN Decode RPO | Skydive Sim Instructor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (33 ratings)](https://appshunter.io/ios/app/vin-decode-rpo/id6759104746/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skydive-sim-instructor/id6804445230/reviews)** |
| Number of ratings | **33** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 57 MB | 86 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Vyacheslav Kravchina](https://appshunter.io/developer/1738469819) | [Skydive Sim](https://appshunter.io/developer/6804445232) |

## What reviewers say

### VIN Decode RPO

[App page](https://appshunter.io/ios/app/vin-decode-rpo/id6759104746)

Instantly decode GM vehicle RPO codes by scanning the QR code on your vehicle's label. Get a clear list of factory options installed on your car, making it easy to understand its specifications. Supports 2017 and newer model years.

**Highlights:** Scan GM vehicle QR codes, Decode RPO (Regular Production Option) codes, Get clear descriptions of factory options, Supports 2017+ model years, Simple and intuitive interface

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

**In-app purchases:** none


### Skydive Sim Instructor

[App page](https://appshunter.io/ios/app/skydive-sim-instructor/id6804445230)

This companion app allows skydiving instructors to remotely manage training sessions for users in a compatible VR simulator. Instructors can control scenarios, start jumps, and assist with controls without direct headset access.

**Highlights:** Remote session control, Setup wing loading, Select training scenarios, Start and restart jumps, Assist with canopy controls, Manage student sessions

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

**In-app purchases:** none


## Frequently asked questions

### Is VIN Decode RPO free?

VIN Decode RPO is free to download, with no in-app purchases.

### Is Skydive Sim Instructor free?

Skydive Sim Instructor is free to download, with no in-app purchases.

### Which has better reviews, VIN Decode RPO or Skydive Sim Instructor?

Skydive Sim Instructor is rated higher. VIN Decode RPO averages 4.8 out of 5 from 33 ratings, while Skydive Sim Instructor averages 5.0 from 1 ratings.

### Do VIN Decode RPO or Skydive Sim Instructor have ads?

Neither VIN Decode RPO nor Skydive Sim Instructor shows ads.

### Which is updated more often, VIN Decode RPO or Skydive Sim Instructor?

VIN Decode RPO ships an update every 3 days, and Skydive Sim Instructor every 3 weeks. Most recently, VIN Decode RPO was updated on October 25, 2026 and Skydive Sim Instructor on October 25, 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.*