Updated 2026-09-17. Winner field: depends (this site does not rank a single winner).
Wrightsoft Right-Suite Universal and Elite Rhvac are both traditional design-suite tools, and both appear on ACCA’s approved software list for full residential Manual J. They do not bill the same way. Wrightsoft publishes a yearly Windows residential package. Elite publishes a perpetual desktop license plus annual online SKUs. LoadCalcStack does not rank a winner.
Snapshot (published floors only)
| Dimension | Wrightsoft RSU Residential (USA) | Elite Rhvac |
|---|---|---|
| Published floor | $900/year | $599 permanent desktop / $239/year Online |
| Delivery | Windows desktop package | Windows desktop + online |
| Manual J / D / S (vendor claim) | Right-J (ACCA), Right-D (ACCA) listed among modules | ACCA Manual J 8th Ed Version 2 / Manual D / Manual S on product page |
| Pricing page style | Public yearly price on product page | Public SKUs on product and order pages |
| ACCA list (as retrieved) | Wrightsoft Right-J8 | Elite RHVAC |
Published 2026-09-17. See vendor profiles for sources and anything not confirmed.
Related
- Wrightsoft profile
- Elite Software (Rhvac) profile
- Cool Calc vs Wrightsoft
- Cool Calc vs Elite Software (Rhvac)
- What is Manual J / ACCA-approved software
Sources
- Wrightsoft RSU Residential Package — retrieved 2026-09-17
- Elite Software Rhvac product page — retrieved 2026-09-17
- Rhvac order options — retrieved 2026-09-17
- ACCA approved software — retrieved 2026-09-17