Free · No sign-up · Works offline

Oilfield converters & calculators

Fast, single-purpose tools for the field — built clean and simple. Tap a tile, get your answer. Add the whole toolbox to your home screen and it works with no signal.

Volume & Production

Gas & Energy

Fluid & Drilling

Pressure, Length & More

OpsFlo
Run the numbers on real jobs, not just a calculator.

OpsFlo captures field tickets invoice-ready at the wellsite and compresses billing from weeks to days for oilfield service companies.

See OpsFlo →