AI Dubbing.io vs HeyGen

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors.

The short answer

Cheaper paid plan: AI Dubbing.io — $9/mo vs $24/mo for HeyGen
Free plan: Both have one
Public API: HeyGen has one; not confirmed by us for AI Dubbing.io
Higher Trust score: HeyGen — 94 vs 77 for AI Dubbing.io
Best fit: AI Dubbing.io: creators dubbing short social clips into many languages · HeyGen: Marketing and product teams shipping talking-head video without a studio

From our own records as of each tool's last check. Anything we have not confirmed is left out rather than guessed. How we verify

AI Dubbing.ioDubs video into 170+ languages with lip-sync and voice cloning, billed from a monthly credit pool.

HeyGenAvatar videos and translation with lip-sync

Side by side

Fact	AI Dubbing.io	HeyGen
Category	Video Dubbing & Translation	AI Avatars & Talking Heads
Pricing model	Freemium	Freemium
Starts at	$9/mo	$24/mo
Public API	Not confirmed	Yes
Trust score	77 / 100	94 / 100
Platforms	Web	Web, API
Company	AI Dubbing	HeyGen
Launched	—	2020
Last verified	Oct 15, 2026	Oct 15, 2026

What our research says

AI Dubbing.io

A cheap way to get lip-synced dubs without a per-minute enterprise contract, and the model tiers let you decide how much quality a given clip deserves. The credit maths is the real cost driver: the same video can cost seven times more on the top model than the bottom one.

Pros

Lip-sync alongside the dub, not just a replacement audio track
Three model tiers so cheap clips do not pay for the expensive model
Voice cloning from as little as ten seconds of reference audio
Free credits earned daily, so the pipeline can be tested at zero cost

Cons

Credit burn rate varies 7x by model, making cost hard to predict up front
Entry plan of 300 credits is roughly five minutes of video
Headline prices are permanent-looking discounts against higher list prices
No API and no public company details beyond a Singapore office

HeyGen

The strongest avatar fidelity on the market right now, but the credit arithmetic decides whether it is affordable, not the sticker price.

Pros

Avatar and lip-sync quality is ahead of most competitors at the price
Free plan lets you judge output quality before paying anything
Video translation covers a wide language list with synchronised lips
Credits roll over for a month rather than expiring at the billing date

Cons

Newer avatar models cost roughly seven times the credits of the older ones
Free tier is watermarked and capped at three one-minute videos
Business tier stacks a $20 per-seat charge on top of a $149 base
Custom avatars and the better models are gated behind higher tiers

Which one fits

Choose AI Dubbing.io if you need

creators dubbing short social clips into many languages
testing which languages an audience responds to before paying for studio work
cases where lip-sync matters more than translation nuance

Choose HeyGen if you need

Marketing and product teams shipping talking-head video without a studio
Localising existing footage into other languages with matched lip movement
Creators who want a cloned avatar for repeatable short-form output