Does this calculator use any game data?

No. It only adds up the times you enter, so it works the same for every game it is listed for.

Why are Universal speed-ups shown on their own?

They can be used for any category, so the page uses them only after the upgrade’s own category runs out.

Only in this browser; nothing is sent to a server. “Download CSV” saves a copy as a file on your device.

Enter the speed-ups you hold in each category. You get the totals and whether they cover an upgrade.

Building

Days

Hours

Minutes

Research

Days

Hours

Minutes

Training

Days

Hours

Minutes

Universal

Days

Hours

Minutes

Universal speed-ups can be used for any of the other categories.

Target time

Upgrade category

Days

Hours

Minutes

Your entries are kept in this browser only and are never sent anywhere.

In the game, look up the total time of your speed-ups in each category.
Enter each total in days, hours and minutes; the totals update as you type.
To check an upgrade, enter its time under “Target time” and pick its category: the page shows what your speed-ups cover and what is still missing.

Does this calculator use any game data?: No. It only adds up the times you enter, so it works the same for every game it is listed for.
Why are Universal speed-ups shown on their own?: They can be used for any category, so the page uses them only after the upgrade’s own category runs out.
Where are my numbers stored?: Only in this browser; nothing is sent to a server. “Download CSV” saves a copy as a file on your device.