For music feedback

Notes on the exact second of the mix

Producers, artists and labels share mixes that collaborators can play in the browser and comment on at precise timestamps.

Share a mix All features

Sound familiar?

“At around two minutes…”
Lossy previews on chat apps
Files expiring before the session

Share the bounce

WAV, FLAC, AIFF or MP3 play instantly with a waveform.

Timestamped notes

Click the waveform to comment at that exact moment.

Listen together

Start a listening session so everyone hears the same moment at the same time.

Features that help

In-browser viewers

PDFs, decks, documents, spreadsheets, images, audio, video, code and whole folders render instantly on any device. No downloads, no plugins, no accounts.

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Comments & approvals

Comments attach to a point on a page or image, a line of text or code, a spreadsheet cell, or a second of audio and video. Threads, mentions and approvals keep everyone on the same version.

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Present Live

Start a live session and every viewer follows your page, your laser pointer and your playback in real time, at full quality on their own screen.

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Sling your first file. No signup.

Get a link and QR code in seconds.

Sling a file