# EngineCalc vs Car VIN

The clearest difference is price: Car VIN at Free against EngineCalc's $0.99. Car VIN also leads on iOS requirement (17.0 vs 26.0). EngineCalc's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

Car VIN is free to download; EngineCalc costs $0.99 up front. Car VIN sells 3 in-app purchases, starting at $2.99 per month. EngineCalc asks for nothing beyond the download.

## The numbers

| Metric | EngineCalc | Car VIN |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/enginecalc/id378824382/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | — |
| Monetization | Paid | — |
| Size | 13 MB | 5 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [iTrinity, Inc.](https://appshunter.io/developer/547108075) | [Serhii Tykhonenko](https://appshunter.io/developer/1895816215) |

## What reviewers say

### EngineCalc

[App page](https://appshunter.io/ios/app/enginecalc/id378824382)

This utility app provides a collection of essential formulas and calculators for powersports and engine tuning. It allows users to perform complex calculations directly on their iPhone, eliminating the need for a laptop or desktop computer.

**Highlights:** Powersports formulas, Engine tuning calculators, Actual Volume Flow, Air Density, Compression Ratio, Cylinder Displacement, Volumetric Efficiency

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

**In-app purchases:** none


### Car VIN

[App page](https://appshunter.io/ios/app/car-vin-check-and-decode/id6772998366)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Car VIN Pro — Monthly | $2.99 | per month |
| Car VIN Pro — Yearly | $19.99 | per year |
| Car VIN Pro — Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is EngineCalc free?

EngineCalc costs $0.99, with no in-app purchases.

### Is Car VIN free?

Car VIN is free to download, with in-app purchases available.

### Do EngineCalc or Car VIN have ads?

Neither EngineCalc nor Car VIN 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.*