Hienu

Build your own Finnish cipher where each letter or letter combination can be changed to a custom value. You can edit the mapping at any time, restore your base configuration, and keep working with the same saved setup later.

Text

Letter mapping

Edit each field with one letter from the Finnish alphabet.

Write one rule per line in the form SOURCE=TARGET. Longer combinations are applied before single letters.

Your mapping is ready to use.

Rules

  • Each field must contain one letter from the Finnish alphabet.
  • Letter combinations use the format AB=XY, one rule per line.
  • Your mapping is saved in this browser on this computer.