# OTR Diagnostics

> Heavy-duty scan tool made easy

Canonical page: [https://chrome-stats.com/d/id1508165885](https://chrome-stats.com/d/id1508165885)

## Overview

- **ID:** `id1508165885`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** OTR Performance
- **Category:** Utilities
- **Rating:** 4.00 / 5 (99 ratings)
- **Version:** 4.1.0
- **Last updated:** 2026-09-09
- **First published:** 2020-07-10
- **Size:** 266 MB
- **Data as of:** 2026-09-18
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/otr-diagnostics/id1508165885)
- **Website:** [https://otrperformance.com/pages/otrdiagnostics](https://otrperformance.com/pages/otrdiagnostics)
- **Privacy policy:** [https://otrperformance.com/pages/privacy-policy](https://otrperformance.com/pages/privacy-policy)

## Description

OTR Diagnostics — Trusted by 10,000+ truck owners. A heavy-duty scan tool powered by OTR Assist and OTR LINK 2 that decodes fault codes and helps you decide if you can keep driving or need service now.

Bi-directional commands reset active and inactive fault codes, reset derates, and run controlled regen from the cab. It also provides fault-code insights, live data monitoring (DPF fluid/soot levels, EGR valve position, exhaust temps, boost, pedal position, and fuel delivery pressure), and a complete history to track issues and repairs.

## Rankings

- #143,423 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1508165885)