Trade calculators that do the maths for you
Pick your trade and get instant, reliable calculators built by people who run field-service software for a living. 90 tools live and growing.
Choose your trade
Each trade gets its own set of tools. Use the dropdown in the menu to switch at any time.
Solar
Size systems and batteries — then quote the job.
14 tools for solar installers
View toolsElectrical
Cables, loads and volt-drop — done right.
14 tools for electricians
View toolsHVAC
Size units and ducts for any space.
12 tools for HVAC technicians
View toolsPlumbing
Pipe sizing and pump duty made simple.
12 tools for plumbers
View toolsConstruction
Quantities, estimates and quotes — without the guesswork.
23 tools for contractors
View toolsLandscaping
Soil, stone and turf quantities — then quote the job.
14 tools for landscapers
View toolsGeneral
Shared measurement tools — work out any surface area, fast.
1 tool for every trade
View toolsAccurate by design
Formulas you can trust, with the assumptions shown so you can sanity-check every result.
Built for the field
Fast, mobile-friendly and free — pull it up on your phone at the customer’s house.
From estimate to invoice
The same team builds Exequtools and ExequtechOS, so your numbers can flow into a real quote.
ExequtechOS
Do the whole job in one place
A calculation is just the start. ExequtechOS takes it from estimate to quote, job card, invoice and paid — for your whole team.
Get started with ExequtechOS- Turn these numbers into a client-ready quote
- Job cards, invoicing & inventory in one place
- Works offline in the field, syncs when you’re back