Here is the full list of all 35 Microtransaction Simulator achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
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This can't be a mistake
It's a secret to everybody
Is this a bug?
Mania
Some people graduate but they still stupid
Unrelated
Don't even try it
Harder than it looks
Old habits die hard
A small loan of 1 million dollars
Past the point of no return
You dug a hole
Lucid once
Yum
Open 100 packs
Get a fuzz
Take a look at me now
Get a turquoise
Open 50 packs
yeah
Get a red
2017
Get a green
Get a purple
Sometimes there is a free lunch.
Get a blue
Get a brown
Get a white
literally idle the game for 4 hours. Stay at home and don't spread the coronavirus.