Best FSM Software for HVAC Companies
Established Business (31–100 technicians) · Updated 2026
Choosing field service software as a established business HVAC business (31–100 technicians) comes down to a flat-rate pricing book, recurring service agreements, and parts inventory tracking — and what it costs as you grow. Below are the platforms that fit hvac companies best at this size, ranked on feature fit, pricing, and ease of adoption.
ServiceTitan
Editor's ChoiceEnterprise FSM for established trade businesses (20+ technicians)
Purpose-built for HVAC with a flat-rate pricing book, parts inventory, and deep dispatch — the most complete fit if you can absorb the cost and contract. At this scale, per-tech pricing buys genuine enterprise depth.
Service Fusion
Flat-rate pricing with unlimited users — best value at scale
Covers all three HVAC must-haves — flat-rate pricing, service agreements, and inventory — with unlimited users at flat pricing. Unlimited users keep cost flat as the crew grows.
FieldEdge
Built specifically for HVAC, plumbing, and electrical multi-truck operations
Built for HVAC contractors with a deep flat-rate book, parts inventory, and two-way QuickBooks sync (GPS is a paid add-on). Per-user pricing stays workable while adding real trade depth.
Housecall Pro
Automation and marketing tools for growing home service businesses
Strongest marketing and maintenance-plan tools, but no flat-rate pricing book or parts inventory for equipment-heavy HVAC work. Per-seat costs climb with headcount — weigh against unlimited-user options.
FieldPulse
Maximum customization for contractors who want to build their own workflows
Customizable with service agreements and a customer portal; lighter on HVAC-specific flat-rate and inventory tooling. Per-seat costs climb with headcount — weigh against unlimited-user options.
What to Look for in HVAC Software
HVAC businesses should prioritize a flat-rate pricing book, recurring service agreements, and parts inventory tracking. At 31+ technicians across locations, enterprise reporting, inventory, and dedicated support justify higher pricing. The right pick balances those must-haves against how pricing behaves as your technician count changes.
Different team size?
Reviewed by Mathurin V.
Editor, FSM Advisor. We research and compare FSM software — pricing is verified from public sources and user reports, and comparisons are updated when changes are detected.