Split any amount by percentages in seconds
Dolyo computes taxes, marketplace fees and personal budgets from your named presets — in cents, with no rounding errors. It works offline, free and ad-supported (ads can be removed with a one-time purchase).
Free. No account needed.
One preset — instant result
Build a preset from your percentage lines. Enter an amount and Dolyo instantly shows how much goes to each line and what remains. It counts in cents, so there are no rounding artifacts.
Everything you need for a fast split
Custom templates
Create, edit and duplicate presets with any lines and percentages.
Ready-made presets
Common tax and fee schemes are configured out of the box.
Offline calculations
Calculations work without internet; your presets stay on your device.
Export & import
Save presets to a JSON file and move them between devices.
Cent-precise math
Every amount is computed in whole cents, so the total always adds up with no rounding errors.
Light & dark themes
The interface follows your system theme automatically and is available in several languages.
Who Dolyo is for
One tool for taxes, fees and budgeting.
Sole proprietors
Compute income tax and the military levy from ready-made presets — no spreadsheets or manual math.
Marketplace sellers
Set aside platform fees and taxes from every sale at once to see your net profit.
Personal budgeting
Split income by the 50/30/20 rule or your own scheme — spending, savings and goals.
Freelancers & teams
Distribute a project payment across people or expense categories by fixed percentages.
A simple interface
Calculator, preset list, editor and settings.
Frequently asked questions
Try Dolyo today
Free. The calculator works offline.
