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