Tool · Video, Voice and speech

sync.

A lip-sync service: give it a video and new speech, and it changes the speaker's mouth to match. Used for dubbing and fixing lines. Works in the browser or through an API, with a small monthly fee plus a charge per second of video.

Go to sync.’s website

At a glance

Open or closed: Closed
Only usable through the maker's app or API
source · checked 12 Oct 2026 · checked on the maker's own page
Licence: Sync Labs Terms of Service (The maker's own terms)
source · checked 12 Oct 2026 · checked on the maker's own page
Can I sell what I make?: The terms don't say clearly
Terms don't say who owns outputs or whether they can be used commercially; pricing page doesn't mention a commercial licence.
source · checked 12 Oct 2026 · checked, but the page was unclear or partial
Cost: Free option: Page metadata says a free plan is available; limits not shown
Plans below.
How you use it: In your browser, Maker's own API
Pricing page lists API rates per model; billing docs at docs.sync.so.
source · checked 12 Oct 2026 · checked, but the page was unclear or partial
Skill needed: No setup
Our judgement: browser studio; API use is technical.
source · checked 12 Oct 2026 · inferred or from a secondary source; needs review
Made by: Synchronicity Labs, Inc. (Sync Labs) (US)
Terms give a San Francisco address and say 'Sync Labs is headquartered in the United States.'
source · checked 12 Oct 2026 · checked on the maker's own page
Status: Available
source · checked 12 Oct 2026 · checked on the maker's own page

What you can make with it

A video, lips that match new audio (main use)
A video, in another language (dubbing with lip-sync)
A voice or speech, a copy of my own voice

video to videoaudio to video

Pricing lists lip-sync models and a number of voice clones per plan; dubbing inferred from the voice-clone feature.

source · checked 12 Oct 2026 · checked, but the page was unclear or partial

Plans and prices

Plan	Price	Includes
Hobbyist	$5 a month	Plus usage: lipsync-2 $0.05/sec. Max video 1 min, 3 voice clones.
Creator	$19 a month	Plus usage: lipsync-2 $0.05/sec. Max video 5 min, 5 voice clones.
Growth	$49 a month	Plus usage: lipsync-2 $0.0475/sec. Max video 10 min, 15 voice clones, 3 seats.
Scale	$249 a month	Plus usage: lipsync-2 $0.04/sec. Max video 30 min, 50 voice clones, 5 seats.

'$' only; USD assumed. No annual billing shown. Enterprise is custom.

source · checked 12 Oct 2026 · checked, but the page was unclear or partial

Rough cost of 5 seconds of 720p video: about $0.25 / £0.19 (estimate, worked out by Plainly, not a price the maker publishes). lipsync-2 at $0.05/sec x 5 sec = $0.25, plus the $19 monthly fee. Lip-syncs an existing clip rather than generating one; resolution not priced. GBP at 0.75.

Rights and safety

Trains on your work?: The terms don't say clearly
Licence over your content includes 'to develop and improve the Service and other Sync Labs offerings'; training and opt-out not mentioned.
source · checked 12 Oct 2026 · inferred or from a secondary source; needs review
Watermark: No watermark
Creator plan lists 'No watermark'; not stated for Hobbyist or the free trial.
source · checked 12 Oct 2026 · checked, but the page was unclear or partial
Real faces and voices: Copies a real voice (voice clone), you only promise you have permission
Pricing lists voice clones per plan. Terms: you confirm you 'obtained any required consents'; no check described. Lip-sync alters a real face in your footage but doesn't build a reusable face copy.
source · checked 12 Oct 2026 · inferred or from a secondary source; needs review

Models it uses (not yet listed on Plainly)

sync-3, react-1, lipsync-2-pro, lipsync-2, lipsync-1.9.0

Other options for “A video, lips that match new audio”

Arcads, Dzine, EchoMimic, FantasyTalking, HunyuanVideo-Avatar, ImagineArt, InfiniteTalk, Kapwing, LatentSync, Mage Space, Magic Hour, MuseTalk, Picsart, PixVerse, Rask AI, SadTalker, SeaArt, TopView, VEED, Vozo, Wav2Lip

About this entry

Facts last checked 12 Oct 2026 against the maker’s own pages (each fact links to its source). Entry status: draft. Plain-English summary written by Plainly.