Reels that sell your product — written, voiced, rendered.
Paste your theme, describe the pain your product fixes, and edit every scene with a Claude agent. Draft the voice cheaply, finalize it with ElevenLabs, download a 1080×1920 MP4.
18–24 s
the length that holds
2 voices
draft, then final
Every scene
editable and previewable
Rental agreement
Renter
Licence no.
Vehicle
Dates
Km out
Deposit
Made with Reelsfast
Real reels, showcases and decks made for real products — in their brand, from their own words. Tap a reel for sound.
CarFast
Car-rental management · Greece · carfa.st
CarFast runs rental fleets: bookings, contracts, payments, tomorrow's plan. Its reels and showcases were made from its own theme and words — the agent wrote the scenes, the brand came from a pasted design-token file.
≈ $0.20
a voiced reel, script to MP4≈ $0.05
a showcase, written by the agentEN · EL
every caption and voice lineTomorrow's plan in 0 minutes
No website? Bookings in 2 days
Contracts, signed on screen
The same reel, in Greek
From a theme to an MP4
Five steps, one screen.
Paste your theme
Colours, font, logo and product — the agent reads any dump.
Describe the pain
Pick a template, write the brief in your words.
Edit every scene
By hand, in the scene's chat, or with the reel helper across the whole reel.
Voice it
OpenAI draft to get it right, ElevenLabs to finish.
Render
A 9:16 MP4 with the voice mixed in, in your own Space.
Built like a studio
Scene editor
Caption, voice line, the phone's screen, timing — previewed live, scene by scene.
Reel helper
Chat changes across all scenes at once, or just one.
Draft → final voice
Only changed lines are re-recorded. Costs shown before you spend.
Speed control
The whole reel and each scene — picture and voice together.
Your brand, parsed
MUI themes, CSS tokens, SVG logos: the agent saves them in the reel format.
Usage per app and reel
Every model call recorded: tokens, characters, cost.
Story shapes that work
Every template is before → after. The agent fills it from your brief.
Before / After
Two pains, a wipe, three wins, the end card.
hook · pain → fix · win · win · endBefore / Fix / After
For set-up promises: a bridge scene between pain and payoff.
hook · lose → fix → after · after · endThen vs Now
A clock climbs through the chores, then it's done in 0 minutes.
chore · chore · chore → instant · result · end