# RevMaster

> RevMaster (iPhone/iPad app by John Mark Navarro.)

- Source: https://appshunter.io/ios/app/revmaster/id6504501055 (this page in markdown: same URL + `.md`)
- Developer: [John Mark Navarro](https://appshunter.io/developer/1752581350)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 41 MB
- Languages: English
- Released: 2024-06-21
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/revmaster/id6504501055/reviews.md

## What is RevMaster?

The RevMaster app allows users to control their vehicle's JMSpec RevMaster 2-Step Rev Limiter. Users can set and adjust RPM limits, monitor real-time engine performance, and fine-tune cutoff settings for launch control and over-rev protection. The app features a user-friendly interface for precise RPM management, ensuring optimal performance and safety.

To use this app, you must have the JMSpec RevMaster installed in your vehicle.


## Version history (last 5 releases)

### 1.1.3 — 2025-03-24

• Bug fixes and other improvements

### 1.1.2 — 2024-09-12

• Bug fixes and other improvements

### 1.1.1 — 2024-08-07

Major Changes:
• New user interface
• New standby feature
• Added modes and presets
• Added shift light
• Bug fixes and other improvements

### 1.1.0 — 2024-08-07

Major Changes:
• New user interface
• New standby feature
• Added modes and presets
• Added shift light
• Bug fixes and other improvements

### 1.0.0 — 2024-06-21

No release notes.

## More apps by John Mark Navarro

- [N2S](https://appshunter.io/ios/app/n2s/id6745476791)

All apps by John Mark Navarro: https://appshunter.io/developer/1752581350

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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 2026-05-16.*