# EngineCalc vs LaunchLogic

The clearest difference is chart position: EngineCalc at #184 against LaunchLogic's unranked. EngineCalc also leads on price ($0.99 vs $2.99) and iOS requirement (6.0 vs 13.4). On ads, in-app purchases and device support there is nothing between them.

EngineCalc costs $0.99 and LaunchLogic $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | EngineCalc | LaunchLogic |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/enginecalc/id378824382/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Paid | — |
| Best chart rank | **#184** | — |
| Size | 8 MB | 15 MB |
| Requires iOS | **6.0** | 13.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [iTrinity, Inc.](https://appshunter.io/developer/547108075) | [Cloud Gatherer Labs LLC](https://appshunter.io/developer/1809712970) |

## What reviewers say

### EngineCalc

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

**Currently charting:** #184 Top Paid · Utilities (US App Store)

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


### LaunchLogic

[App page](https://appshunter.io/ios/app/launchlogic/id6517357502)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EngineCalc free?

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

### Is LaunchLogic free?

LaunchLogic costs $2.99, with no in-app purchases.

### Do EngineCalc or LaunchLogic have ads?

Neither EngineCalc nor LaunchLogic shows ads.

---

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