Best Gc Troubleshooting Guide Apps

248+ iOS apps curated and reviewed

4.1 avg rating

20 free apps

Updated September 2026

From beginner-friendly picks to power-user tools, our gc troubleshooting guide list covers 248+ iPhone apps updated through September 2026. Compare ratings, prices, and screenshots in one place.

Compare top Gc Troubleshooting Guide Apps (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	GC Troubleshooting Guide	Free	—	No	No	May 2026
2	Unlock ATT - Network Guide	Free	—	Yes	No	Sep 2026
3	Chemistry Solver - AI Chat	Free	3.1★ (7)	Yes	Yes	Aug 2026
4	HPLC Troubleshooting Guide	Free	5.0★ (3)	No	No	May 2026
5	Troubleshooting Guides Fortin	Free	1.0★ (1)	No	No	Sep 2026
6	Electrical Troubleshooting MS	Free	4.8★ (118)	No	No	Sep 2026
7	Cursor Guide for AI Code	Free	—	No	Yes	Jul 2026
8	iFixit	Free	4.7★ (231)	No	No	Sep 2026

Top Picks for Gc Troubleshooting Guide

#1

GC Troubleshooting Guide by GL Sciences Inc.

Editor's Choice

0.0(0 ratings)

Free

GC Troubleshooting Guide screenshot 1

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GC Troubleshooting Guide screenshot 3

#2

Unlock ATT - Network Guide by Muhammad Ashraf

Network IMEI & Unlock Device

Strong Contender

0.0(0 ratings)

FreeAds

Unlock ATT - Network Guide screenshot 1

Unlock ATT - Network Guide screenshot 2

Unlock ATT - Network Guide screenshot 3

Unlock ATT - Network Guide screenshot 4

Unlock ATT - Network Guide screenshot 5

Unlock ATT - Network Guide screenshot 6

#3

Chemistry Solver - AI Chat by Jaan Lepik

Homework Helper, Study Help

Worth Considering

3.1(7 ratings)

FreeAdsIn-App Purchases

Chemistry Solver - AI Chat screenshot 1

Chemistry Solver - AI Chat screenshot 2

Chemistry Solver - AI Chat screenshot 3

Chemistry Solver - AI Chat screenshot 4

Instantly solve chemistry problems by scanning text or images. Access detailed information on chemical elements and receive real-time, step-by-step explanations for complex questions. Designed for homework, exams, and research.

More Gc Troubleshooting Guide apps to explore

HPLC Troubleshooting Guide

HPLC Troubleshooting Guide

HPLC Troubleshooting Guide

by Thermo Fisher Scientific

This application provides comprehensive guidance for diagnosing and resolving issues with High-Performance Liquid Chromatography (HPLC) systems. It offers quick tips, solutions for common problems across various detection methods, and helpful tools like a method transfer calculator.

Instrument setup troubleshooting tipsSolutions for HPLC, nano LC, fluorescence, and charged aerosol detectionHPLC and UHPLC method transfer calculator

📊 Productivity

Troubleshooting Guides Fortin

Troubleshooting Guides Fortin

Troubleshooting Guides Fortin

by Fortin Auto Radio Inc

This technical support app guides installers through remote car starter, bypass module, and alarm system installations. Select your vehicle and products to access step-by-step menus that clarify installation issues and provide solutions.

Step-by-step installation guidanceVehicle-specific troubleshootingRemote car starter support

Electrical Troubleshooting MS

Electrical Troubleshooting MS

Electrical Troubleshooting MS

Are you a good troubleshooter?

Learn to troubleshoot electrical circuits with a virtual voltmeter and PLC logic. This app offers 17 random electrical problems for a challenging learning experience, allowing you to practice identifying issues in motor starters and control circuits.

17 random electrical problemsVirtual voltmeter with probesAnimated motor starter

Cursor Guide for AI Code

Cursor Guide for AI Code

Cursor Guide for AI Code

Programming Lessons & Practice

Join the repair revolution

Access a vast library of repair guides and troubleshooting tools for electronics and appliances. Diagnose issues, find compatible parts, and get step-by-step instructions to fix your devices. Join a community dedicated to repairing rather than replacing.

Step-by-step repair guidesSmart troubleshooting and device insightsPersonalized Workbench for parts and guides

free with in-app purchases

AutoDoctor: OBD2 Car Scanner

AutoDoctor: OBD2 Car Scanner

AutoDoctor: OBD2 Car Scanner

Fault codes, live data & AI

Transform your smartphone into a powerful car diagnostic tool. Connect to your OBD2 scanner to read fault codes, clear warning lights, and monitor real-time engine data. Ideal for car enthusiasts and those looking to save on repair costs.

Connect via Bluetooth/Wi-Fi OBD2 adaptersRead and clear fault codesView live engine parameters

OBD2 Trouble Code

OBD2 Trouble Code

OBD2 Trouble Code

OBD ll Code Reader Guide

Instantly look up your car's check engine codes on the go. Access a vast database of OBD2 codes with descriptions and potential causes for all major manufacturers. Save your search history for quick reference.

OBD2 code lookupCheck engine code descriptionsPossible cause identification

by Brian Dale Vander Werf MD Inc

This medical tool provides accurate and flexible acid-base analysis for healthcare professionals. It offers detailed explanations, customizable ranges, and advanced features like anion gap correction and A-a gradient adjustments for various patient conditions and locations.

Validated accuracy with real-world testingPlausibility checks for physiologically impossible dataAutomatic anion gap correction with albumin

by LG Electronics Benelux

This app helps professional service mechanics quickly identify error codes on LG devices and provides immediate solutions. It also offers a direct connection to the LG Climate Service team for support and includes a refrigerant calculator for easy refill calculations.

Error code identificationProblem diagnosis and solutionsDirect connection to service team

by THINKCAR INC

This app provides professional-level vehicle diagnostics, offering features like reading/clearing fault codes, data flow analysis, and special maintenance functions. It supports a wide range of car brands and allows users to subscribe to specific diagnostic software. Connects via Bluetooth to your smartphone for intelligent vehicle analysis.

OE-level diagnostic functionsFull OBD II diagnosisSpecial maintenance functions

free with in-app purchases

Vernier Instrumental Analysis

Vernier Instrumental Analysis

Vernier Instrumental Analysis

Collect & analyze sensor data

MotorData OBD ELM car scanner

MotorData OBD ELM car scanner

MotorData OBD ELM car scanner

Car diagnostic. Dashboard.

Transform your smartphone into a comprehensive car diagnostic tool. Read and clear trouble codes, monitor real-time vehicle performance, and customize your dashboard for a deeper understanding of your car's health. Includes free engine diagnostics with optional advanced features for specific brands.

Deep diagnostics for up to 25 ECUsOne-touch scan for trouble codesDecode DTCs and clear Check Engine Light

free with in-app purchases

by BITO NUOMA MB

Diagnose Mercedes car issues, identify fault codes, and clear error messages with this user-friendly tool. It provides live data streaming, detailed reports, and allows for vehicle setting customization. Regular updates ensure access to the latest diagnostic features.

Diagnose car issuesIdentify fault codesClear error messages

iChecker: Phone Diagnostics

iChecker: Phone Diagnostics

iChecker: Phone Diagnostics

Battery Health & System Status

This app performs comprehensive hardware diagnostics on your iPhone, checking 39 critical components. It provides an overall health grade and detailed test results, helping you identify potential issues before they become costly repairs. Generate shareable reports and monitor your device's health over time with routine checks.

39 forensic hardware testsInstant overall health gradeScreen and display checks

GeoGebra Math Solver

GeoGebra Math Solver

GeoGebra Math Solver

Step-by-Step Problem Solver

This app provides instant math problem solutions with detailed, step-by-step explanations. It can scan handwritten or textbook problems, offer graphical displays, and act as a homework checker to identify and correct errors.

Scan and solve math problems instantlyDetailed step-by-step explanationsHomework checker with error analysis

free with in-app purchases

Chemistry AI: Homework Helper

Chemistry AI: Homework Helper

Chemistry AI: Homework Helper

Chem Scanner and Solver App

Instantly solve chemistry problems by snapping a photo or typing your question. Get step-by-step explanations, balance equations, and identify compounds. Your personal AI assistant for mastering chemistry.

Scan and solve chemistry problemsType questions for instant answersStep-by-step solution explanations

free with in-app purchases

by Apex Tool Group

Unlock advanced vehicle diagnostics and maintenance insights. This tool helps you understand your car's systems, read and clear trouble codes, and monitor live engine data. Ideal for vehicle owners seeking professional-level insights without the dealership cost.

OBDII DiagnosticsIn-depth system scansLive engine data monitoring

FAQ about Gc Troubleshooting Guide

Are there free gc troubleshooting guide apps for iPhone?

Yes — 20 of the top gc troubleshooting guide apps we rank are free to download, including GC Troubleshooting Guide and Unlock ATT - Network Guide.

Does GC Troubleshooting Guide have ads or in-app purchases?

GC Troubleshooting Guide has no ads and has no in-app purchases, according to its App Store listing as of September 2026.

How many gc troubleshooting guide apps are on the App Store?

We track 248+ gc troubleshooting guide apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.