Conversions
Length, area, volume, weight and temperature.
FOR ANDROID
60 practical measurement, fraction, conversion, material and layout calculators for DIY, construction and workshop tasks. Work in metric and imperial units, with 25 tools free and a one-time Pro option.
Ordinary calculations work offline. No ads. No Tebami account.
A SMALL TOOLBOX. A LOT OF EVERYDAY USE.
Use metric, imperial, decimal or fractional measurements. Find the calculator that fits the job.
Length, area, volume, weight and temperature.
Feet and inches, fractions and measurement differences.
Rectangle area, radius and diameter, room and wall areas.
Work out volumes for familiar shapes and spaces.
Drywall, flooring, sheet quantities and waste allowances.
Spacing, square layouts, stairs and rafter lengths.
Examples from the full library. Some calculators require Pro. Browse all calculators by category.

LESS HUNTING. MORE DOING.
Search by calculator name or browse categories. Recent keeps the tools you just used within reach.
Save Favorites and put them in your own order.
Open “How this was calculated” to see the calculation steps and assumptions.
Get Tebami on Google PlayCompare Free and Pro
Tebami is a practical calculation aid. Check inputs, units and assumptions against the needs of your work.
A USEFUL FREE TOOLBOX. ROOM TO ADD MORE.
No daily calculation limit. No ads. No Tebami account required.
TEBAMI FREE
Everyday measurement and conversion tools, including Tap Drill Size and Radius / Diameter.
TEBAMI PRO
The Free library plus 35 more tools for materials, layout, geometry and other calculations.
Google Play shows the current price for your region in the app. An internet connection is needed for purchases and Restore.
THE CALCULATOR TOOLBOX
25 Free calculators, with unlimited use.
One-time Pro unlock for the full toolbox.
Practical examples, clear units and the assumptions behind the result.
Convert 7/16 to 0.4375 and understand rounded fractions.
Combine mixed measurements and convert to metric.
Turn measured area into whole packs with an allowance.
Estimate nominal mass from dimensions and density.