How to get it
| Source | How |
|---|---|
 | Evolve 3 Operating System of the same tier |
3 Operating System in total
Forms
| Form | Power | Copies |
|---|---|---|
 | 130,000,000,000 | 8 |
 | 390,000,000,000 | |
 | 910,000,000,000 | |
 | 1,300,000,000,000 |
PowerHistory
Added to the game.
Operating System Evo
Secret II pet
Operating System Evo is a Secret II pet in Tap Simulator: Reborn. It adds 130,000,000,000 power, rising to 1,300,000,000,000 as a Rainbow.
Secret II pets
See all 28
Also from Update 5
Sources: Tap Simulator: Reborn, read from the game