# X-Tuner — Mechanic's Best Friend

> Mechanic's Best Friend (iPhone/iPad app by SIRISUK SIRIBUMRUNG.)

- Source: https://appshunter.io/ios/app/x-tuner/id1554216740 (this page in markdown: same URL + `.md`)
- Developer: [SIRISUK SIRIBUMRUNG](https://appshunter.io/developer/1554216742)
- Category: Reference, Utilities
- Price: $39.99
- Age rating: 4+
- Requires: iOS 14.4 · 23 MB
- Languages: American English
- Released: 2021-03-15
- Data updated: 2026-08-10
- User reviews in markdown: https://appshunter.io/ios/app/x-tuner/id1554216740/reviews.md

## What is X?

Spend less time and headache for madness computation.

With X-Tuner you can simply just input engine spec and ready to go!

Highlight features:
 - Compression ratio computation.
 - Camshaft's lift.
 - Kinetic Energy.
 - Injection time.
 - Unit converter.
 - Connecting Rod references.


## Version history (last 5 releases)

### 1.4.0 — 2022-05-25

add new gps tracking.

### 1.1.1 — 2022-02-16

- several bug fixed and improvement
- add distance and speed average for speedometer and GPS tracker

### 1.0.24 — 2022-01-24

Add speedometer and gps

### 1.0.22 — 2021-07-21

- Bugs fixed for compression ratio formula and camshaft lift.

### 1.0.16 — 2021-05-25

Bug fixed on camshaft calculation.

## Apps similar to X

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Wire (AWG) Calculator](https://appshunter.io/ios/app/wire-awg-calculator/id1526471471) | 4.2 (6) | Free | Reference |
| [Ringtone Master Composer](https://appshunter.io/ios/app/ringtone-master-composer/id6450776199) | — | Free | Reference |
| [Centric Parts](https://appshunter.io/ios/app/centric-parts/id1474910398) | 5.0 (4) | Free | Reference |
| [OneProof](https://appshunter.io/ios/app/oneproof/id1544371843) | 3.0 (1) | Free | Reference |

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-10.*