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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. AI Dubbing.io starts at $9, HeyGen at $24. Both have a free tier. Only HeyGen ships a public API.

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

FactAI Dubbing.ioHeyGen
CategoryVideo Dubbing & TranslationAI Avatars & Talking Heads
Pricing modelFreemiumFreemium
Starts at$9 month$24 month
Public APINoYes
PlatformsWebWeb, API
CompanyAI DubbingHeyGen
Launched—2020
Last verifiedSep 6, 2026Sep 6, 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

More comparisons

All AI Dubbing.io alternatives →All HeyGen alternatives →Browse all Video Dubbing & Translation →