Here is the full list of all 20 Vectronom achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Find the hidden spot on Autobahn.
Find the hidden spot on Diamond.
Get all three badges on a level.
Get all three badges on a level in a single run.
Play through a level with the highest tempo using free tempo mode.
Play through a level with the lowest tempo using free tempo mode.
Play with four players.
Change the tempo after unlocking free tempo mode.
Beat the last level.
Beat the last level group.
Play with at least two players.
Die a hundred times.
Beat the first level group.
Finnish all the levels with all three badges.
Get every First Try badge.
Get every Perfect Tempo badge.
Get every Pickups badge.
Die a thousand times.
Find the hidden debug level.
Find the hidden spot on Spike Cover.