Free tools
Small tools, no signup
The same math that runs inside Senzo, available on their own. Use them free, no account needed.
VAT calculator
Add or remove VAT and sales tax from any amount, with rate presets for a dozen countries.
Receipt retention checker
How long you actually need to keep a receipt or business record, by country.
Currency converter
Convert a receipt total between currencies using live daily exchange rates.
Subscription cost calculator
Add up what your subscriptions actually cost per year, not just per month.
Split expense calculator
Split a bill evenly or by custom amounts, with tip distributed fairly.