Remove duplicate songs from your playlists and saved songs.
Dedup checks your playlists and saved songs in your Spotify library. Once Dedup finds duplicates you can remove them per-playlist basis.
Dedup will only remove duplicate songs, leaving the rest of the playlist and saved songs untouched.
You might want to have a look at the source code on GitHub. This web app uses the Spotify Web API to manage user's playlists and saved tracks.
This is what users are saying
Read what 1,200+ supporters think about Spotify Dedup on Buy Me a Coffee.
“This was an absolute perfect web app for my huge playlists and for a absolute great music and various music styles lover. You saved me a lot a time.”
“I use dedup all the time! I wish Spotify would consistently not let you add dupes, so thank goodness for engineers like you fixing their problems for the user :)”
“ owe u my life for your dupe remover. going through 10k songs manually would have been a nightmare. :')”
“Thank you for making it so easy and painless to clean up my spotify playlists after switching back from apple music!”
“Just discovered your Spotify Dedup web application. What a time saver! Worked a treat, thank you. So, I figured the least I could do is buy you some coffee to show my appreciation for your efforts and for sharing your work.”
“I've been putting off getting rid of duplicate songs in playlists for years now haha. This saved me so much time and took less than a minute to remove dupes. Thank you so much!”
“incredible! this solved a massive problem that was taking me forever to fix (3000 songs in one playlist alone had somehow duplicated themselves! cmon spotify) you sir are a legend!”
“You're amazing, used your duplicate song finder to get rid of 312 mistakes in my playlist, would've taken me days to find them all”
“I just discovered your @Spotify dedup web app & it is awesome!!! Recommend to all #Spotify users!”
“I've been using your spotify dedup code for years. Today, I finally decided to check out your other stuff. Amazing! I can't believe it took me this long to discover it”