Life & fun · alternatives · 2026

24 alternatives to Duet

Record music asynchronously really easily

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Duet launched in 2021; newer entries below may have overtaken it.

1. 1
   Beatsync – perfect audio sync across multiple devices▲439

   Hi HN! I made Beatsync, an open-source browser-based audio player that syncs audio with millisecond-level accuracy across many devices. Try it live right now: https://www.beatsync.gg/ The idea is that with no additional hardware, you can turn any group of devices into a full surround sound system. MacBook speakers are particularly good. Inspired by Network Time Protocol (NTP), I do clock synchronization over websockets and use the Web Audio API to keep audio latency under a few ms. You can also drag devices around a virtual grid to simulate spatial audio — it changes the…

   2025 · github.com · its alternatives →

2. 2
   Parallel▲303

   Listen to music with friends over Spotify at the same time

   2016 · parallel.fm · its alternatives →

3. 3
   Snapmusical▲70

   Make videos dance with music in real-time!

   2019 · snapmusical.com · its alternatives →

4. 4
   Audibly▲87

   Synchronize music across nearby iOS devices

   2014 · apps.apple.com · its alternatives →

5. 5
   DuetCam▲96

   Record two cameras into one video file

   2019 · duetcam.com · its alternatives →

6. 6
   Google A.I. DUET▲79

   Play along with A.I. enjoy some duet

   2022 · experiments.withgoogle.com · its alternatives →

7. 7
   Syncify▲88

   Reduce time spent in meetings

   2022 · getsyncify.com · its alternatives →

8. 8
   Mix-Tape▲87

   21st century music sharing

   2019 · apps.apple.com · its alternatives →

9. 9
   Aux for Mac▲103

   GitHub for music, collaborate on music DAW projects remotely

   2023 · aux.app · its alternatives →

10. 10
    Aimi Sync▲176

    Score videos with custom music and voiceovers

    2024 · its alternatives →

11. 11
    Play Spotify together by Remotion▲227

    Talk and listen to music like you’re side by side

    2022 · multi.app · its alternatives →

12. 12
    Duet▲7

    How your music tastes stacks up against others

    2020 · its alternatives →

13. 13
    Detail Duo▲223

    Record two cameras at once

    2023 · apps.apple.com · its alternatives →

14. 14
    Synth▲215

    Podcasts in bytes.

    2018 · swivl.com · its alternatives →

15. 15
    Spotify Blend▲108

    Instantly create a shared playlist between you and a friend

    2022 · connect.spotify.com · its alternatives →

16. 16
    Coupler.io▲150

    Sync apps with Google Sheets on schedule, no coding required

    2021 · coupler.io · its alternatives →

17. 17
    Apple Music Sing▲141

    Sing along to tens of millions of songs

    2022 · apple.com · its alternatives →

18. 18
    Cloud Piano▲83

    Real-time piano duetting over the internet!

    2020 · cloudpiano.io · its alternatives →

19. 19
    Prototape▲124

    Music made together, wherever

    2023 · prototape.fm · its alternatives →

20. 20
    Blocs Wave▲98

    Create music with beautiful touchable waveforms

    2016 · apps.apple.com · its alternatives →

21. 21
    Shows with Music, from Anchor & Spotify▲125

    Combine your talk segments with music and share to Spotify.

    2020 · creators.spotify.com · its alternatives →

22. 22
    Flat▲134

    Collaborate in real time on your sheet music

    2015 · flat.io · its alternatives →

23. 23
    Parallel▲79

    Listen to music together and chat with friends

    2022 · parallelsocial.net · its alternatives →

24. 24
    Parallel▲64

    Stream music and hang out with friends for free

    2022 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →