Here is the full list of all 16 True Idle Simulator achievements.
You're getting the hang of this
Nice, it took some dedication to get here
Please stop, before it's too late
You might reconsider what you are doing with Your life
You are crazy. Don't go further please. I worry about you
Come back to the game
Be Idle at least 5 times during Your boring life
Reset the game 100 times?
If you didn't cheat, I don't believe you
Got yourself a coffee? You're gonna need it
Not that hard is it?