Best Gas Leak Detector App

0+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

With an average user rating of 4.6★, the gas leak detector app category is one of the App Store's strongest. Browse all 0+ apps we track, sorted so the most loved ones surface first.

Compare top Gas Leak Detector App (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Tracer - Gas DetectorTracer - Gas DetectorFree5.0★ (1)NoNoSep 2026
2GP NOVA gas detectorGP NOVA gas detectorFreeNoNoMay 2026
3OTG CO Leak DetectorOTG CO Leak DetectorFreeNoNoMay 2026
4Hansen Gas DetectorHansen Gas DetectorFreeNoNoMay 2026
5Gas DetectionGas DetectionFree5.0★ (2)NoNoMay 2026
6LeakBotLeakBotFree4.8★ (2.9K)NoNoSep 2026
7Flo by Moen™Flo by Moen™Free4.0★ (1.9K)NoNoSep 2026
8Philadelphia Gas WorksPhiladelphia Gas WorksFree4.8★ (6.9K)NoNoSep 2026

Top Picks for Gas Leak Detector App

Tracer - Gas Detector#1

Tracer - Gas Detector by ReFleX Wireless Inc.

for various gas leak detection
Editor's Choice
🔧 Utilities
5.0(1 ratings)
Free
Tracer - Gas Detector screenshot 1
Tracer - Gas Detector screenshot 2
Tracer - Gas Detector screenshot 3
Tracer - Gas Detector screenshot 4

This app works with a smartphone-powered USB device to detect various gas leaks like methane and formaldehyde. It provides real-time monitoring and alerts to enhance safety at home or work. Pinpoint emission sources effortlessly for peace of mind.

More Gas Leak Detector App apps to explore

FAQ about Gas Leak Detector App

What is the best gas leak detector app for iPhone?
Tracer - Gas Detector tops our gas leak detector app ranking as of July 2026, with a 5.0-star average from 1 App Store ratings, and it's free to download.
Yes — 20 of the top gas leak detector app we rank are free to download, including Tracer - Gas Detector and GP NOVA gas detector.
Tracer - Gas Detector has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
Tracer can detect methane, propane, formaldehyde, and hydrogen. It aims to provide unparalleled accuracy in identifying these potentially hazardous gases.
Tracer is powered by your smartphone via a USB connection, eliminating the need for separate battery replacements. This makes it a convenient and always-ready device.