Best Boiler Fault Codes Apps

250+ iOS apps curated and reviewed

4.3 avg rating

19 free apps

Updated September 2026

Boiler Fault Codes is the household name in boiler fault codes, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Boiler Fault Codes Apps (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Boiler Fault Codes	$4.99	—	No	No	Jun 2026
2	BoilerFix AI	Free	—	No	Yes	Sep 2026
3	Boiler Connect	Free	—	No	No	Jul 2026
4	USB-Connect	Free	4.2★ (16)	No	No	May 2026
5	IAPMO Codes	Free	3.8★ (6)	No	No	May 2026
6	Toshiba Fault Codes	Free	—	No	No	Aug 2026
7	ConXus	Free	2.5★ (26)	No	No	Jul 2026
8	PAT-Connect	Free	5.0★ (1)	No	No	May 2026

Top Picks for Boiler Fault Codes

#1

Boiler Fault Codes by Mr Combi Training

Editor's Choice

📊 Productivity

0.0(0 ratings)

$4.99

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Quickly diagnose boiler faults without a manual. Access a comprehensive database of fault codes, causes, and solutions for popular UK boiler models. Includes manufacturer contact details for immediate assistance.

#2

BoilerFix AI by Stephen Bird

Gas engineer's pro toolkit

Strong Contender

0.0(0 ratings)

FreeIn-App Purchases

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A comprehensive mobile toolkit designed for UK Gas Safe registered heating engineers. It consolidates fault code databases, control guides, AI diagnostics, customer management, and administrative tools into a single, offline-capable application.

#3

Boiler Connect by Burnham Holdings Engineering Company, LLC

Worth Considering

0.0(0 ratings)

Free

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More Boiler Fault Codes apps to explore

by U.S. Boiler Company, LLC.

This tool connects to U.S. Boiler modulating condensing boilers via a Bluetooth adapter for commissioning, diagnostics, and service. It offers wizards for startup and troubleshooting, data logging, and remote support capabilities through a web portal.

Bluetooth connectivity to boilersCommissioning, diagnostic, and service functionsStartup, troubleshoot, and service wizards

Access to codes related info.

Access and manage your purchased IAPMO codes, including the UPC, UMC, and others. Make annotations, record voice notes, and view content offline. Stay informed with code errata, committee information, and breaking news.

View purchased IAPMO codesOffline accessMake annotations

Toshiba Fault Codes

Toshiba Fault Codes

Toshiba Fault Codes

by Toshiba Carrier Uk Ltd

Easily diagnose issues with your Toshiba air conditioning unit. Enter the displayed fault code to receive troubleshooting guidance and understand potential problems.

Enter fault codesDiagnose AC issuesTroubleshooting help

by Lochinvar Corporation

Remotely monitor and adjust boiler operating conditions and parameters from any smart device. Control set points, hot water, pump settings, and more for single boilers or multi-unit systems. Stay connected and in command of your heating system from anywhere.

Remote boiler monitoringAdjust boiler parametersReceive status alerts

Velocity Boiler Works, LLC

This tool connects to compatible boilers via Bluetooth for commissioning, diagnostics, and service. It offers guided wizards, data logging, and remote support capabilities. The app supports English and Spanish and can update boiler firmware.

Bluetooth connectivityCommissioning, diagnostic, and service wizardsEnglish and Spanish language support

Central Boiler Connect

Central Boiler Connect

Central Boiler Connect

FireStar Control Monitor

Monitor your outdoor furnace's performance and receive alerts remotely. Access support resources and Wi-Fi setup guides to ensure your furnace is always running efficiently and connected.

Real-time furnace status monitoringPush notifications for alertsPerformance history tracking

ICC Digital Codes Premium

ICC Digital Codes Premium

ICC Digital Codes Premium

by The Code Council

This app provides a digital platform for accessing and managing building codes and standards. It offers advanced search, note-taking, and collaboration features to streamline research and compliance for code users. Unlock hundreds of titles for offline access and stay updated with the latest interpretations and changes.

Access to 300+ premium titlesOffline code viewingExpert code interpretations

by Ashwani Ashwani

📊 Productivity

Connected Boiler Solutions

Monitor and optimize industrial boiler systems remotely. Gain actionable insights to increase efficiency, reduce downtime, and lower maintenance costs through real-time data and predictive analytics.

Remote boiler system monitoringActionable efficiency insightsUnplanned downtime reduction

by Chase Waters

Boiler Fault Finding

Boiler Fault Finding

Boiler Fault Finding

Master Boiler & Gas Faults

Learn the HVAC Trade

This app provides hands-on learning for HVAC professionals, covering fundamentals, core and advanced systems, and EPA 608 certification prep. It features interactive diagrams, simulators, real-world challenges, and quick reference tools for on-the-job use.

Structured learning tracksInteractive electrical and wiring simulatorsRefrigerant cycle simulator with fault injection

Daikin Tech Hub

Daikin Tech Hub

Daikin Tech Hub

by Daikin North America

This app provides Daikin service contractors with instant access to all technical and service information for Daikin products. It includes product specifications, manuals, error code troubleshooting, interactive field settings, and service videos. The app works online and offline, syncing data automatically for the latest updates.

Product Technical SpecificationsAll Documents in one placeError Codes with troubleshooting

by New Yorker Boiler Company, Inc.

This tool connects to specific modulating condensing boilers via a Bluetooth adapter for commissioning, diagnostics, and service. It offers guided wizards, data logging, and remote support capabilities. The app supports firmware updates and parameter adjustments for compatible boiler models.

Bluetooth connectivityCommissioning, diagnostic, and service toolRemote support via web portal

Runwise - Building Controls

Runwise - Building Controls

Runwise - Building Controls

Run your building smarter

Manage and monitor your building's heating systems remotely. Optimize comfort, reduce costs, and receive instant alerts for critical issues. Track savings and resolve tenant complaints efficiently.

Remote monitoring of heating systemsCost and emission reductionReal-time system status

AI Diagnostics & Repair Help

📊 Productivity

by PRZEDSIEBIORSTWO PRODUKCYJNO HANDLOWE KOSTRZEWA SPOŁKA KOMANDYTOWA

FAQ about Boiler Fault Codes

Are there free boiler fault codes apps for iPhone?

Yes — 19 of the top boiler fault codes apps we rank are free to download, including BoilerFix AI and Boiler Connect.

Does Boiler Fault Codes have ads or in-app purchases?

Boiler Fault Codes has no ads and has no in-app purchases, according to its App Store listing as of September 2026.

How many boiler fault codes apps are on the App Store?

We track 250+ boiler fault codes apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

What is Boiler Fault Codes?

Boiler Fault Codes is a paid application designed to help heating engineers quickly identify and resolve boiler issues. It provides a comprehensive database of fault codes, their causes, and potential solutions for numerous boiler models.

Does Boiler Fault Codes require an internet connection?

No, all the fault code documents and manufacturer contact details are stored directly within the app. This means Boiler Fault Codes works offline, making it ideal for use on-site without reliable internet access.