# Pin Head vs VIN Decoder

The clearest difference is rating: Pin Head at 5.0 against VIN Decoder's 1.0. Pin Head also leads on chart position (#171 vs unranked) and ratings volume (6 vs 1). VIN Decoder's advantage is price ($0.99 vs $3.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Pin Head costs $3.99 and VIN Decoder $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pin Head holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Pin Head has 6 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Pin Head | VIN Decoder |
| --- | --- | --- |
| Price | $3.99 | **$0.99** |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/pin-head-lock-cylinder-calc/id782925810/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/vin-decoder-basic/id6504301543/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | — |
| Monetization | Paid | Paid |
| Best chart rank | **#171** | — |
| Size | 2 MB | 1 MB |
| Requires iOS | **12.0** | 15.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Farren Domenici](https://appshunter.io/developer/583666476) | [Dewayne Defoor](https://appshunter.io/developer/1746563265) |

## What reviewers say

### Pin Head

[App page](https://appshunter.io/ios/app/pin-head-lock-cylinder-calc/id782925810)

**Currently charting:** #171 Top Paid · Utilities (US App Store)

This utility calculates lock cylinder pinning for various key and pin configurations. It features an intuitive interface with auto-tabbing fields, displays master pins, and rates picking difficulty. The app also checks for pin violations and converts bittings to pin sizes.

**Highlights:** Calculate 2, 3, or 4 keys, Pin lengths of 4, 5, 6, or 7, Auto-tabbing interface, Master pin display, Picking difficulty rating, Pin violation checks, Bitting to pin size conversion

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

**In-app purchases:** none


### VIN Decoder

[App page](https://appshunter.io/ios/app/vin-decoder-basic/id6504301543)

Decode vehicle identification numbers (VINs) using an official API. This utility is ideal for quickly gathering information while browsing vehicles for purchase.

**Highlights:** VIN decoding, NHTSA API integration, Vehicle information gathering, On-the-go use, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pin Head free?

Pin Head costs $3.99, with no in-app purchases.

### Is VIN Decoder free?

VIN Decoder costs $0.99, with no in-app purchases.

### Which has better reviews, Pin Head or VIN Decoder?

Pin Head is rated higher. Pin Head averages 5.0 out of 5 from 6 ratings, while VIN Decoder averages 1.0 from 1 ratings.

### Do Pin Head or VIN Decoder have ads?

Neither Pin Head nor VIN Decoder shows ads.

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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.*