The best replacement for truth table is logic.

The best alternatives to truth table are rated as following:
★★★★★  logic
★★★★  gate 3 inputs
★★★★  function table
★★  not
★  xor

Your alternative for truth table is not listed? Suggest!
Speaking about truth table, one probably shouldn't forget about gates.

Other search terms related to truth table and their ratings are:
★★★★★ gates
You have in mind a companion for truth table and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of truth table in all years. Click on graph for more.
truth table
logic
gate 3 inputs