Quick answer
Yes — for the part of Descript covered on this page, Captionly is a one-time-purchase alternative. It costs $34 once, while Descript lists from $16/mo. Local Whisper auto-captions with karaoke word-highlight styles and ffmpeg burn-in export. It is not a 1:1 replacement for everything Descript does — the honest limits are spelled out below.
The verdict
Switch to Captionly if the slice of Descript you actually pay for is the slice Captionly covers — and a $34 one-time price beats from $16/mo for as long as you use it.
Stay with Descript if this sounds like you — Descript is a full editor — multitrack timeline, filler-word removal, Studio Sound, screen recording, overdub. Captionly only captions; it does not edit the video itself.
Head to head
| Captionly | Descript | |
|---|---|---|
| Price | $34 once | from $16/mo |
| Where it runs | Your own machine | Vendor cloud (hosted service) |
| Renewal | None — the license never expires | Recurring — access ends when you stop paying |
| 5-year cost | $34 | ~$960 |
About Descript: Descript is an AI audio/video editor where you edit media by editing its transcript. Hobbyist plans list from $16/mo billed annually (about $192/yr), metered by transcription hours.
Where Descript still wins
Descript is a full editor — multitrack timeline, filler-word removal, Studio Sound, screen recording, overdub. Captionly only captions; it does not edit the video itself.
Where Captionly wins
If your Descript usage ends at "transcribe this and burn in captions", Captionly does that locally: Whisper transcription on your machine, karaoke word-highlight styles, inline editing with re-sync and ffmpeg burn-in export. $34 once, unlimited videos, nothing uploaded.
- Price, permanently. $34 once versus from $16/mo for as long as you use it. There is no renewal, no seat count and no tier gate.
- Local Whisper transcription. whisper.cpp with word-level timestamps; the engine and model download once on first run, then run fully offline.
- Karaoke word-highlight captions. Real ASS timing tags per word for the TikTok and Reels look, rendered by ffmpeg exactly as previewed.
The math
Descript lists from $16/mo. Captionly is $34, paid once:
- After 1 year: Captionly has cost you $34 total — Descript has cost ~$192.
- After 3 years: Captionly is still $34 — the subscription is at ~$576.
- After 5 years: Captionly is still $34 — the subscription is at ~$960.
Common questions
Is it really free on GitHub?
Yes — Captionly is MIT-licensed at github.com/bensblueprints/video-clip-captioner-mvp. The $34 buys the signed Windows installer; building from source is free.
Does my footage get uploaded?
Never. Captionly runs Whisper and ffmpeg entirely on your machine — your footage never leaves it, with no accounts or telemetry.
Does it do everything Submagic does?
No. Submagic's AI b-roll, auto-zoom and template marketplace are real value if you use them. If what you use is transcribe, pretty word captions and export, Captionly does that pipeline locally for one month's price.
Try Captionly — $34, one time
Or get Captionly plus every other app in the suite: the OneTimeSuite bundle is currently $97, one time.