Boosters are activated by either spending some gems or by watching a 30 second advertisement. The various boosters can also be upgraded, their costs shown below.
Click Booster
Level
Bonus
Gems needed
Cumulative
Mobile Gems
1
Multiplies your Click Output by x2
-
-
-
2
Multiplies your Click Output by x3
60
60
30
3
Multiplies your Click Output by x5
300
360
60
4
Multiplies your Click Output by x10
2300
2660
...
...
...
...
Offline Booster
Level
Bonus
Gems needed
Cumulative
Mobile Gems
1
Progress x2 as fast while the game doesn't run
-
-
-
2
Progress x3 as fast while the game doesn't run
40
40
30
3
Progress x5 as fast while the game doesn't run
200
240
200
4
Progress x10 as fast while the game doesn't run
1500
1740
...
...
...
...
Research Booster
Level
Bonus
Gems needed
Cumulative
Mobile Gems
1
Increases your Research Speed by x4
-
-
-
2
Increases your Research Speed by x6
40
40
30
3
Increases your Research Speed by x10
200
240
200
4
Increases your Research Speed by x20
1500
1740
Vendor Booster
Level
Bonus
Gems needed
Cumulative
Mobile Gems
1
Multiplies the income of your vendors by x2
-
-
-
2
Multiplies the income of your vendors by x3
60
60
30
3
Multiplies the income of your vendors by x5
300
360
200
4
Multiplies the income of your vendors by x10
2300
2660
...
...
...
...
Speed Booster
A cycle takes half the time
The green Auto-Build-Bar loads at double speed
Time Warp
TODO