Here is the full list of all 25 Inside My Radio achievements.
Win the final battle
Finish all electro levels
Collect all elevator sounds in the third electro level
Beat the dub boss
Finish all dub levels
Change the ambiant music 20 times in the same run
Squash 10 spiders in the same run
Find the secret area in the second electro level
Beat the disco boss
Finish all disco levels
Miss 5 actions in a row
Turn on each character of the sequencer
Finish a level without rhytmic help
Open the three VIP doors
Perform a perfect at the piano mini game
Pulse 20 times in one run
Jumpstart the heart of the boombox
Try the 9 rhythmic combinations in the first level
Interact with all of the buttons of the mixing table
Bounce 5 times on the same bumper
Finish all Time Attack levels
Finish one Time Attack level
Get a score of over 500 000 000 in Time Attack mode
Get the maximum score in Time Attack mode
Try to mute the game in the settings