To transfer a playlist from Spotify to Apple Music, you'll need to use a third-party app or service, as there's no built-in feature in either Spotify or Apple Music to facilitate this. Here are the steps using an app called "SongShift":

1. Download and install SongShift from the App Store.

2. Launch the SongShift app.

3. You'll be prompted to connect music services. Tap on "+" sign, select Spotify, and log in with your Spotify credentials.

4. Similarly, add Apple Music by tapping the "+" sign and logging in with your Apple ID.

5. Once both accounts are linked, tap on the "+" sign at the bottom of the screen to start a new shift.

6. Select "Setup Source" and choose Spotify.

7. Navigate to the playlist you want to transfer and select it.

8. Tap on "Setup Destination" and select Apple Music.

9. If you want the playlist to be public on Apple Music, toggle on "Make Public".

10. Tap on "I'm Finished" to start the transfer.

11. The transfer process will begin. Depending on the size of the playlist, it might take a few minutes to complete.

12. Once the transfer is complete, you should see your Spotify playlist in your Apple Music account.

Remember, SongShift is just one of many apps that can do this. Other options include Soundiiz, TuneMyMusic, and Stamp, but the general process should be similar.

Also, note that these third-party services can sometimes miss a track or two, especially if a song isn't available on Apple Music or if there's any discrepancy in song titles between the two platforms.