GB Calculator ![This content is also available in German](/theme/img/flags/de.svg)
With this tool leveling your own Great Buildings is a breeze! No more overpaying, just put in the shown amount and you're done.
There is also a built-in copy functionality, so you don't even have to type anymore.
Window
![own-gb-window](https://foe-rechner.de/images/docs/parts-calc/en/own-gb-window.png)
- Current GB level.
- Switch between percentages.
- Parts needed from external sources and your own Forge Points to spend.
- How much needs to be paid by you (green) and others (yellow).
- How many medals and blue prints will be given depending on The Arc percentages.
- Forge Points from external sources.
- Arc percentage of the Place.
Copying
Here is how you can copy for swap messages:
![own-gb-window-copy](https://foe-rechner.de/images/docs/parts-calc/en/own-gb-window-copy.png)
- This arrow opens the copy function.
- Player and building is filled out automatically, but you can also change these values. When copying, the values will be saved for later use.
- Options for the places that should be copied. "Auto" is the best option, as it does everything for you.
- "Copy values" puts the values in you clipboard. "Note" adds multiple values for different GB to your clipboard.