--- title: h2x Reviews meta_title: 'h2x Reviews 2026: Details, Pricing, & Features | G2' meta_description: Filter reviews by the users' company size, role or industry to find out how h2x works for a business like yours. aggregate_rating: rating_value: 4.8 review_count: 6 scale: '5' date_modified: '2026-07-30' parent_category: name: CAD url: https://www.g2.com/categories/cad --- # h2x Reviews **Vendor:** h2x Engineering **Category:** [MEP Software](https://www.g2.com/categories/mep) **Average Rating:** 4.8/5.0 **Total Reviews:** 6 ## About h2x h2x is an all-in-one design solution that brings every step of the mechanical, plumbing, and fire design process into one platform, including design layout, calculations, compliance, documentation, and collaboration. Featuring real-time speed and engineering-grade accuracy, engineers can trace and control every output and complete a full system design, including heat load, in minutes. Trusted by teams of all sizes and for a range of project types and sizes (with over 50,000 designs completed and counting), h2x has over 5,000 paying users from over 40 countries. Key features include: ● Heat load calculations (ASHRAE 183 compliant) ● Full system design (mechanical, plumbing, fire) ● CIBSE-verified calculations (flow rates, pressure drops, pipe and duct sizing, equipment and pump sizing) ● 3D mode ● Exports (drawing sets, bill of materials, calculation reports) ● Integrations (AutoCAD and Revit) ● Live support and training ## h2x Reviews ### 1. H2X - Outstanding Software **Rating:** 5.0/5.0 stars **Reviewed by:** Mark P. | Design Engineer, Small-Business (50 or fewer emp.) **Reviewed Date:** May 08, 2026 **What do you like best about h2x?** Very easy to learn and use. The step-by-step videos cover everything you’ll need to know for any design. **What do you dislike about h2x?** There isn’t much to dislike. The after-sales service and customer support are outstanding, and they’re always just a few clicks away whenever I need help. no complaints after 2 years and 300 projects **What problems is h2x solving and how is that benefiting you?** It helps keep pipework quotes very accurate by providing pipe lengths and all the information needed from a design. That means I can produce a solid quote for the client within moments of using the software. the performance of the software is great, pricing is spot on bill of materials as it lets you add your own prices and discounts.. and the integration of AutoCAD and Revit just make the job easy ### 2. H2x, a great user friendly software package for mechanical services engineers. **Rating:** 5.0/5.0 stars **Reviewed by:** Darren C. | Director, Small-Business (50 or fewer emp.) **Reviewed Date:** May 08, 2026 **What do you like best about h2x?** The best part about H2x, beside their great software is that if you have a query or require help on a specific software item, the team respond an a timely fashion with good explanation or video assisting content. **What do you dislike about h2x?** This item is not exactly a dislike, H2x software operates via Google and there is limited opportunities to externally back up a project. **What problems is h2x solving and how is that benefiting you?** H2x is always evolving with new content. Additionally, H2x provide users with wish opportunities for user contribution via there wish list. All contributions are considered and if popular further developed. ### 3. Intuitive Interface, Clear Results. **Rating:** 5.0/5.0 stars **Reviewed by:** Mark G. | Heat Pump Technical Manager, Mid-Market (51-1000 emp.) **Reviewed Date:** July 21, 2026 **What do you like best about h2x?** Intuitive interface, excellent Back Up, Excellent and clear result. Integrates well with MagicPlan or easily uploads from PDF. Excellent education available and first class customer service. **What do you dislike about h2x?** Genuinely cant think of a negative. All good for me. **What problems is h2x solving and how is that benefiting you?** H2X allows fast turnaround of accurate Heat Losses and MCS compliant calculations and drawings. ### 4. H2X Review **Rating:** 4.0/5.0 stars **Reviewed by:** Jack O. | Building Services/Design Engineer, Small-Business (50 or fewer emp.) **Reviewed Date:** July 17, 2026 **What do you like best about h2x?** the software is very easy to use and can be used daily with ease and efficiency **What do you dislike about h2x?** A fair few features in which are missing, such as missing plant equipment, generation of certain calcs, etc. **What problems is h2x solving and how is that benefiting you?** Improving the range and quantity of features ### 5. h2x: All-in-One HVAC Project Design That Saves Time and Money **Rating:** 5.0/5.0 stars **Reviewed by:** Darren B. | Director, Small-Business (50 or fewer emp.) **Reviewed Date:** July 06, 2026 **What do you like best about h2x?** h2x enables D&C contractors to design projects from start to finish. It’s an all-in-one software that has helped us drop subscriptions for two other HVAC software tools, saving us both time and money. **What do you dislike about h2x?** We can’t fault H2X. Whenever we have even a small issue, Jonny and Conor are always quick to help and get things sorted. **What problems is h2x solving and how is that benefiting you?** The heat gain calculations—and the time and money H2X has invested in developing its heat balance calculations—have enabled us to cancel our subscriptions to HAP and Wrightsoft. ### 6. Quick, Accurate Calculations with a Brilliant Inbuilt Support Team **Rating:** 5.0/5.0 stars **Reviewed by:** Verified User in Design | Small-Business (50 or fewer emp.) **Reviewed Date:** July 29, 2026 **What do you like best about h2x?** How quick and easy it is to change items to get accurate calculations every time, and their inbuilt support system is brilliant. If you have any questions you can ask a member of the team to help you **What do you dislike about h2x?** I wish there was ways to modify AHU's and reference grilles **What problems is h2x solving and how is that benefiting you?** It helps me do the calculations much faster than if i was doing them by hand ## h2x Discussions - [How has h2x helped you speed up accurate, MCS-compliant heat loss calculations and drawings?](https://www.g2.com/discussions/how-has-h2x-helped-you-speed-up-accurate-mcs-compliant-heat-loss-calculations-and-drawings) - 1 upvote - [Using h2x daily: what missing features have you run into?](https://www.g2.com/discussions/using-h2x-daily-what-missing-features-have-you-run-into) - 1 upvote - [View h2x pricing details and edition comparison](https://www.g2.com/products/h2x/reviews?open_modal_url=%2Fproducts%2Fh2x-engineering%2Fwishlists%3Fhost_path%3D%252Fproducts%252Fh2x-engineering%252Freviews%26source%3Dpdp_avatar§ion=pricing&secure%5Bexpires_at%5D=2026-08-04+16%3A53%3A49+-0500&secure%5Bsession_id%5D=3501c3e9-6598-4f67-b082-c4d701b86cc5&secure%5Btoken%5D=fe09e5b6b80972998b6f1ca2a1e1806aa01f2f411704eb68b24e204412da34bf&format=llm_user) ## h2x Integrations - [AutoCAD](https://www.g2.com/products/autocad/reviews) - [magicplan](https://www.g2.com/products/magicplan/reviews) - [Revit](https://www.g2.com/products/revit/reviews) ## h2x Features **Design** - Systems - 3D - Documentation - Fabrication - Clash Detection **Work** - Integrate - Drafting - Analysis - Simulations ## Top h2x Alternatives - [AutoCAD MEP](https://www.g2.com/products/autocad-mep/reviews) - 4.3/5.0 (187 reviews) - [Revit MEP](https://www.g2.com/products/revit-mep/reviews) - 4.6/5.0 (173 reviews) - [Trimble SysQue](https://www.g2.com/products/trimble-sysque/reviews) - 4.0/5.0 (38 reviews)