The Engine Upgrade is the second upgrade. Use it to boost your Engine.
| Level | Cost | Effect |
|---|---|---|
| 1 / 10 | 10K / 2.5T | |
| 2 / 20 | 50K / 50T | |
| 3 / 30 | 250K / 1.25aa | |
| 4 / 40 |
1.25M / 50aa |
|
| 5 / 50 | 6.25M / 2.5ab | |
| 6 / 60 | 31.25M / 100ab | |
| 7 / 70 | 250M / 5ac | |
| 8 / 80 | 1.25B / 2.5ad | |
| 9 / 90 | 50B / 100ad | |
| 10 / 1a1 | 2.5T / 5af |
Workshop
Engine & Engine Upgrade • Cogwheel & Big Cogwheel •
Hammer & Hammer Upgrade • Money Machine Upgrade & Interest Rate •
Balloon Pump & Balloon Pump Upgrade & Balloon Speed •
Portal & Portal Amplifier & Charger Upgrade •
Mine • Selling Detail
Clockwork City
House & Tavern & Building Upgrade • Planet & Planet Upgrade •
Tower • Windmill & Bellow & Bellow Upgrade • Propeller •
Tax Collector & Tax Collector Upgrade • Crystal & Crystal Upgrade
