List of the Top 9 Free HVAC Estimating Software in 2025

Discover software that combines takeoff and estimation for every trade and project seamlessly. If your goal is to save time, avoid expensive estimating errors, and move away from traditional paper plans, you’ve found the right solution. STACK empowers you to work together more effectively and produce more precise estimates, allowing you to focus on what truly matters — enhancing your profitability. Start optimizing your processes today by signing up for a free account!

BuilderSYS is a complimentary software designed for contractors, originally developed in 1989. Its features include the ability to TAKEOFF and MEASURE, which allows users to analyze PDF plans and CAD files, calculate material requirements, count various objects, and measure lengths while determining areas and volumes. In terms of ESTIMATING, it facilitates the preparation of bills for materials and labor, as well as abstract estimates and tenders for projects. For JOB MANAGEMENT, it offers tools to monitor job progress, maintain customer records, create a document library, and share information, along with managing progress claims. Additionally, a premium option for PROJECT MANAGEMENT/AUTOMATION is available, enabling users to keep track of all tasks, work in progress (WIP), and generate reports for better oversight. Overall, BuilderSYS streamlines the contractor process, making it an essential tool for efficient project management.

Top-tier software designed specifically for the service sector, including HVAC, electrical, plumbing, and general contracting. For a thriving business, it is essential to incorporate all the key features that are necessary for success. Effectively manage and organize your appointments with our scheduling and dispatch tools. Our innovative work planning system enables you to allocate tasks efficiently among your team. Keep accurate records with time cards, and safeguard your reputation with our unique service aimed at minimizing negative feedback. Track employee locations through GPS technology and enhance operational efficiency through route optimization. Additionally, enjoy remarkably low fees for credit card processing, ensuring your financial transactions remain cost-effective and streamlined. With these features, your business can achieve a level of productivity that sets it apart from the competition.

Elevate your HVAC-R business by leveraging the capabilities of ThermoGrid! This contractor management software is tailored exclusively for field service operations, addressing the distinct requirements of HVAC-R, plumbing, and electrical enterprises. Equipped with robust functionalities such as a mobile offline application, efficient scheduling, streamlined dispatching, tracking of client history, inventory oversight, service agreements, load calculations, marketing assistance, payroll management, invoicing, and estimating tools, ThermoGrid enables you to enhance your workflow and improve your profitability. Seize the opportunity to revolutionize your business today! You can try it for FREE or request a demonstration of ThermoGrid to see its benefits firsthand. Make the smart choice for your company’s future!

RIB Candy stands out as the leading software suite for construction management. Its purpose is to facilitate accurate estimation and control of projects within the built environment. What sets Candy apart is its robust and distinctive capabilities. Tailored specifically to address the industry's requirements, it covers everything from initial take-off and pricing to job planning, on-site control, and the issuance of final certificates. Among its numerous features are Project Estimating, Quantity Takeoff (QTO), Planning and Forecasting, Cash Flow management, Valuations, and Subcontract Management, showcasing its comprehensive functionality. This suite not only enhances efficiency but also helps ensure projects are completed on time and within budget.

Methvin serves as a Collaborative Portal that bridges the gap between Clients and Contractors. Transitioning from a confrontational method of client management to one based on open dialogue will enhance and nurture relationships, yielding positive outcomes for both parties involved. This shift lays the groundwork for a motivated team and promotes individual contributions towards the shared objective of delivering projects punctually and within budget constraints. Methvin Agile offers a visually intuitive way to organize your projects, surpassing the effectiveness of other software options. In addition, Methvin Agile provides a secure space to store essential drawings and documents, which once uploaded, cannot be deleted but can be replaced with updated versions when necessary. The Agile platform also streamlines the management and resolution of on-site incidents, offering tools such as a Management System, Estimating Software, Gantt Scheduler, Takeoff tool, Contract documentation, Drawing register, and RFIs for Clients. By utilizing these resources, teams can maintain efficiency and ensure that every aspect of project management is handled with care and precision.

You can oversee your back office operations right from your own seat. By managing your business on-site, you can eliminate paperwork and enhance efficiency. Our construction management application is designed to save you both time and money. We convert traditional construction documents into a digital format, making them easier to locate and organize. You can conveniently attach and access various items like quotes, estimates, purchase orders, site diaries, daily reports, change orders, invoices, and more from a single project link. Enjoy the solo level of our app completely free for as long as you need, allowing you to store unlimited projects and documents on one device. If you want access to additional features, you can easily upgrade by subscribing to any of our paid plans for a two-week trial. If you have concerns about adapting to new technology or implementing new workflows, we have the ideal solution for you. Contractor WorkZone is a user-friendly, customizable application that empowers you to manage your small business remotely, utilizing your smartphone, tablet, or computer, all while maintaining a straightforward approach to construction management. This flexibility enables you to adapt to your unique work environment seamlessly.

To enhance profitability management specifically for MEP contractors, it is vital to implement a strategy that guarantees projects are completed on time and within budget constraints by leveraging Metrics MEP, a cloud-based platform designed for takeoff, estimating, and contract management that significantly improves financial visibility. This user-friendly digital takeoff tool facilitates project oversight, ensuring profitability, especially considering that a staggering 30% of MEP contractors face potential bankruptcy. This alarming figure often arises from inaccurate estimates, outdated material pricing, and insufficient job cost tracking, highlighting the necessity of generating accurate estimates to protect profit margins, as even slight errors can threaten the viability of your projects. Metrics MEP effectively mitigates the risk associated with poor estimating practices, which can lead to financially damaging outcomes. Therefore, utilizing an estimating solution that streamlines the takeoff process and allows for effortless estimate generation without unnecessary duplication is crucial. The inefficiencies and mistakes that arise from traditional methods, such as spreadsheets and manual takeoff practices, underscore the urgency for a contemporary approach in today’s competitive market. By adopting cutting-edge technology, you're not only safeguarding your business’s future but also positioning yourself for success in a rapidly changing industry landscape. Ultimately, embracing innovation is essential for MEP contractors aiming to navigate the complexities of modern project management effectively.

Service365, utilizing the exceptional Dynamics 365 Business Central platform from Microsoft, serves as a comprehensive solution for managing field service operations. It consolidates the management of customers, quotes, jobs, and purchases into a single, streamlined interface. You can easily outline a quote for customer consent and generate a quote worksheet. Your field service personnel can be organized efficiently. It minimizes complexities in project oversight and cost management. You can acquire materials and associate them with timesheets, ensuring that all expenses tied to purchase orders are confirmed before commencing any job. Once you have customer approval, invoices can be generated seamlessly. This all-encompassing platform incorporates the advantages of Customer Relationship Management (CRM) within one cohesive system. Service365 offers an effortless method for clients to monitor their contact information, transactions, communications, and invoices. Its user-friendly yet powerful design ensures an enhanced experience. With a strong focus on your client's success, you can effectively plan resources and client engagement for both the present and future. By leveraging this all-in-one platform, businesses can optimize their field service management and drive better outcomes.