Build A Keyboard Resource Calculator

Set a cash target, then use the upgrade planner to enter the cost and earnings change shown in your game.

Transparent inputs

Use the upgrade and earnings planner

It calculates cash needed, time to afford, simple payback, and offline scenarios without hidden multipliers.

BuildAKeyboard is an unofficial fan-made resource. Roblox and BAKGAME remain the official places for the game and support.

build-a-keyboard.wiki is an unofficial fan-made Roblox resource.