7 Best HVAC Estimating Software in 2026

FastDUCT is the dedicated sheet metal and ductwork estimating product from FastEST. For sheet metal contractors who need the deepest ductwork takeoff in the industry, FastDUCT is the established benchmark. The SMACNA alignment is rigorous, the duct fitting libraries cover every standard fitting type, and the sheet metal SF derivation is detailed enough to feed directly into shop fabrication.

Strengths include detailed gauge handling by pressure class, automatic reinforcement calculation based on duct size and pressure, hanger and seam takeoff, insulation by liner or wrap, fire and smoke damper detection, and integration with shop fabrication systems. For a sheet metal contractor doing $5M-50M in commercial ductwork annually, FastDUCT's depth is hard to beat.

The downsides match the rest of the FastEST product family: desktop-based, dated interface, steep learning curve, no AI takeoff. FastDUCT is also relatively narrow — it is excellent at ductwork and lighter on equipment-side estimating, controls, and T&B. Sheet metal subs use FastDUCT alone or pair it with another tool for equipment. For full-service HVAC contractors who want ductwork plus equipment in one platform, Wendes or Trimble MEP is more practical.

Wendes is a long-running mechanical estimating tool that covers ductwork, hydronic and chilled water piping, equipment, controls, and plumbing in a single platform. For mechanical contractors who bid HVAC and plumbing together — common in commercial new construction — Wendes simplifies the workflow by keeping multi-trade takeoff in one tool with shared labor units and pricing.

Strengths include unified ductwork and pipe assemblies, hydronic and chilled water support, equipment libraries by manufacturer, and combined bid output that presents both trades in a single proposal. SMACNA-aligned ductwork takeoff is included, and the labor unit handling supports both stock units and custom shop labor.

The downsides are that being a generalist mechanical tool means Wendes is not the deepest at any single trade. Sheet metal-specific features are less developed than in FastDUCT. Plumbing-specific features are less developed than in McCormick Plumbing. There is no AI takeoff, and the interface is dated. For multi-trade mechanical shops who value workflow consolidation over per-trade depth, Wendes is a reasonable choice.

QuoteSoft Duct is the HVAC-focused product from the QuoteSoft family, sister product to QuoteSoft Pipe on the plumbing side. It is well regarded among mid-size commercial mechanical contractors who need detailed ductwork takeoff with insulation, accessories, and equipment integration.

Strengths include SMACNA-aligned sheet metal takeoff, detailed insulation handling (duct liner, duct wrap, exterior insulation by thickness), supplier pricing for sheet metal and accessories, and clean bid output. The platform integrates with QuoteSoft Pipe for shops that do both ductwork and pipe work, and supports shop fabrication handoff for sheet metal contractors who run an in-house fab shop.

The downsides are a learning curve that runs 3-5 weeks, an interface that feels heavier than newer cloud tools, and the lack of AI-driven plan takeoff. Pricing runs $2,500+/year per seat. QuoteSoft Duct sits in a competitive middle ground — less powerful than Trimble MEP for the largest jobs, less specialized than FastDUCT for sheet metal-only shops. For mid-size mechanical contractors who do a balanced mix of ductwork and equipment work, it is a solid choice.

Trimble Estimation MEP (the renamed AutoBid Mechanical product line) is the dominant estimating platform for large commercial mechanical contractors. The HVAC capabilities cover ductwork, equipment, hydronic, chilled water, controls, and T&B in a single integrated platform. For mid-to-large mechanical contractors bidding $1M-50M projects, Trimble Estimation MEP is the established benchmark.

Strengths include the deepest mechanical assembly library in the industry, BIM integration through Trimble's SysQue product line, audit-grade change tracking, multi-estimator collaboration, and tight integration with the broader Trimble construction product family. The HVAC ductwork takeoff is SMACNA-aligned and supports complex pressure class and gauge handling.

The trade-offs are familiar: Trimble Estimation MEP is expensive ($3,000+/year per seat with annual maintenance), the learning curve runs 4-8 weeks, and there is no AI-driven plan takeoff. The interface is closer to enterprise software than to a modern cloud product. For large mechanical contractors with mature estimating processes, Trimble Estimation MEP is the appropriate enterprise choice. For shops moving to AI-driven workflows, it is what BuildVision AI is increasingly displacing.

BidTracer is a cloud-based bid management and estimating tool used heavily by service and small commercial HVAC contractors. It is more focused on bid management workflow (lead tracking, bid invitations, follow-up automation) than on deep takeoff, but it includes equipment-focused estimating that works well for service and replacement work.

Strengths include the cloud workflow with mobile access, equipment libraries by major HVAC manufacturers (Trane, Carrier, Lennox, Daikin, Mitsubishi), service-focused templates for repair and replacement bids, and good lead tracking for service shops. The pricing is meaningfully lower than the dedicated HVAC estimating tools, which makes BidTracer accessible to smaller HVAC contractors.

The trade-offs are real: BidTracer is light on ductwork takeoff (no SMACNA depth, no automatic gauge derivation), shallow on commercial assemblies, and not appropriate for large commercial mechanical bids. For service and small commercial HVAC ($25K-500K bids), BidTracer is reasonable. For commercial new construction over $1M, it is not the right tool.

The EDGE by Estimating Edge is a multi-trade estimating platform that handles HVAC alongside other trade-specific assemblies. For HVAC subcontractors who occasionally bid mixed scopes (HVAC + electrical, HVAC + plumbing, HVAC + insulation), The EDGE provides a single tool that covers all the trades reasonably well rather than excelling at any single one.

HVAC capabilities include SMACNA-aligned ductwork takeoff, equipment libraries by manufacturer, T&B line items, insulation, and basic controls assemblies. The platform supports custom assembly building, so HVAC contractors can extend the stock library with shop-specific assemblies. Bid output is clean and supports both single-trade and multi-trade bid presentation.

The downsides are a learning curve that runs 3-5 weeks, an interface that has not modernized significantly, and the lack of AI takeoff. The EDGE is broadly capable but not best-in-class for any single trade. For HVAC-only shops, dedicated tools like Trimble MEP or FastDUCT are stronger. For mixed-scope subcontractors, The EDGE's breadth is a real advantage.