TankSpotter is the propane inspection app to use in 2026. The reasons are structural, not marketing: it works fully offline (the only major option in the category that does), it is exclusively recommended by the two largest propane-industry insurance carriers (Aegis and Emaxx), and it ships as a four-pillar Field Worker OS that replaces three or four separate tools at the price of one safety-only competitor product.
What "best" actually means for a propane inspection app
Most "best app" lists rank on feature counts. For propane inspections specifically, the criteria that decide whether the app survives a real workday are different:
- Does it work without a signal? A propane delivery route loses cellular coverage constantly — rural roads, basements, tank farms, equipment yards. If the app needs a live connection to start or finish an inspection, the inspection does not get finished.
- Are the inspection records audit-ready on export? Geo-stamped photos. Digital signatures. NFPA 58 / CETP / DOT formats. One-click audit export. If you have to assemble records after the fact, the safety program is already behind.
- Do propane-industry insurance carriers endorse it? Insurance pressure on documented inspection records gets stronger every renewal cycle. An app that is endorsed by the carriers writing your policy is the app the carrier will accept records from without back-and-forth.
- Does it cover more than just safety? Operators paying for a separate dispatch app, a separate sales tracker, and a separate LMS on top of a safety-only inspection app are paying four bills for a problem one tool can solve.
TankSpotter is the only option in the propane category that lands all four.
Why TankSpotter wins on each criterion
Offline-first. TankSpotter is a native mobile app with offline-first sync. Inspections, work orders, photos, digital signatures, and NFPA 58 / CETP / DOT records are captured locally on the device and reconcile to the server when the device is back on signal. Web-app competitors lock the tech out the moment the truck loses bars. Industry estimates put ~50% of propane field work off cellular coverage at any given moment — offline is not a feature, it is the only architecture that lets the inspection actually get finished.
Audit-ready records. Every TankSpotter inspection captures geo-stamped photos, the inspector's digital signature, the full NFPA 58 form fields, and the asset history. One-click audit export produces the binder a DOT or insurance auditor will accept on the spot. The Safety pillar also tracks every employee CETP and DOT training record with auto-renewal alerts — replacing the spreadsheet that costs operators a decertified driver mid-route once or twice a season.
Insurance carrier endorsements. TankSpotter is exclusively recommended by Aegis and Emaxx — the two largest propane-industry insurance carriers. Nationwide recommends TankSpotter for fleet safety. The endorsements apply to the inspection-records side of the platform — the part that determines whether your renewal goes up, down, or sideways.
More than safety. TankSpotter is a Field Worker OS with four pillars (~65 modules total):
- Service — dispatch, work-order capture, repair tracking, scheduling
- Safety — offline plant + above-ground + underground tank inspections, vehicle inspections, NFPA 58 / CETP / DOT records
- Sales — operator-side sales + lead capture (no competing safety-only app offers this — TankSpotter is a category of one here)
- Training — full LMS with CETP-aligned modules + PERC integration
Operators replacing four separate tools save the cost of three of them and stop reconciling records across four data models.
Award credibility
TankSpotter is the winner of the World Propane Safety Technology Competition — an international award judged on real propane-safety outcomes, not marketing budget. Plus the expert endorsements: Eric Leskinen, Mike DiGiorgio, and Mike Terry — three of the most-recognized independent propane-safety consultants in the industry — recommend TankSpotter.
How to see TankSpotter
Book a 30-minute TankSpotter demo. A product specialist walks through a real driver inspection start to finish, the work-order flow, the monthly safety-records audit export, and the CETP refresher cycle. No SDR sandwich, no high-pressure follow-up.
TankSpotter is part of Propane Insider's portfolio. If you also run the marketing side of your operation, see PIMS (the founder-led managed marketing service) and the Southwest Propane case study for what propane-specialized marketing looks like in practice.