Planning tool
Crumb calculator
Set an upgrade goal and use the crumb income you actually see in game. No invented rates, boosts or costs.
Your estimate1,000 crumbs
0.0% complete · 10 sessions remaining
Tip: record the crumb total before and after a normal session. Use the difference as “crumbs per session” for a personal estimate.
How to use it
Choose a target
Read the upgrade cost inside the game and enter it exactly.
Measure your pace
Play one representative session and note the crumbs gained.
Recalculate after upgrades
Your pace may change, so replace the rate whenever your colony changes.
Frequently asked questions
Is this an official calculator?
No. It is a fan-made arithmetic tool and does not connect to Roblox.
Why are no upgrade costs prefilled?
We did not find an official public cost table, so prefilled figures would be misleading.