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Translation · head to head

DeepL vs Synthesia

DeepL logo

DeepL

Translation

AI-powered language translation

From
Free
Rated
-
Full reviewWebsite
Synthesia logo

Synthesia

Video Production

AI video creation with digital presenters

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: DeepL pricing details not displayed on homepage; requires visiting separate pricing page; Synthesia free plan limited to 10 minutes of video per month
  • They diverge on capability: DeepL covers 30+ languages, Synthesia covers AI avatars.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which DeepL and Synthesia actually diverge.

Attributes where DeepL and Synthesia differ
AttributeDeepLSynthesia
PlatformsWeb, Desktop, Mobile, ApiWeb
CategoryTranslationVideo Production

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated), founded (2017).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in DeepL

  • 30+ languages
  • Document translation
  • Glossary
  • Formal/informal toggle
  • Browser extension
  • Desktop app
  • Desktop support
  • Mobile support

Only in Synthesia

  • AI avatars
  • 140+ languages
  • Video templates
  • Brand customization
  • LMS integrations
  • PowerPoint

Both cover

  • API access
  • Web support
  • Api support

What people use each for

The jobs each tool is most often brought in to do.

DeepL

  • ai tools managementnot Synthesia
  • Workflow automationnot Synthesia
  • Reportingnot Synthesia

Synthesia

  • Training video creation with AI avatarsnot DeepL
  • Multilingual video localisation with AI dubbingnot DeepL
  • Enterprise video production and managementnot DeepL

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

DeepL

  • Pricing details not displayed on homepage; requires visiting separate pricing page
  • Free tier limitations not specified on main site

Synthesia

  • Free plan limited to 10 minutes of video per month
  • Starter plan limited to 10 minutes of video per month
  • Creator plan capped at 30 minutes of video per month
  • SSO/SAML authentication restricted to Enterprise tier

Pricing, plan by plan

DeepL

Free
  • FreeFree
    • 3 document translations
    • 5000 characters
  • Starter$8.99/month
    • 5 documents/month
    • Unlimited text
  • Advanced$28.99/month
    • 20 documents/month
    • Glossary

Synthesia

Free
  • BasicFree
    • 1,200 credits per month
    • Up to 10 minutes of video per month
    • 9 AI avatars
  • Starter$29/month
    • 14,500 credits per year
    • Up to 120 minutes of video per year
    • 125+ AI avatars
  • Creator$89/month
    • 44,000 credits per year
    • Up to 360 minutes of video per year
    • 180+ AI avatars

Which should you pick?

Choose DeepL if

  • You need 30+ languages.
  • You want to start without paying.
  • You work on Web, Desktop, Mobile, Api.
  • You also want document translation.
DeepL review

Choose Synthesia if

  • You need ai avatars.
  • You want to start without paying.
  • You also want 140+ languages.
Synthesia review

Questions people ask

Is DeepL or Synthesia better?
Neither clearly leads. DeepL starts at Free and Synthesia at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, DeepL or Synthesia?
DeepL starts at Free and Synthesia at Free.
Does DeepL or Synthesia run on more platforms?
DeepL runs on Web, Desktop, Mobile, Api. Synthesia runs on Web.
Can I use DeepL for free?
Both have a free tier, so you can try either at no cost before committing.
What is DeepL best used for?
DeepL is most often used for ai tools management, workflow automation, reporting. Of those, ai tools management and workflow automation are not what Synthesia is typically brought in for.
What can DeepL do that Synthesia cannot?
DeepL covers 30+ languages, Document translation, Glossary, Formal/informal toggle. Synthesia covers AI avatars, 140+ languages, Video templates, Brand customization. Both handle API access, Web support, Api support.

Answered from the vendors’ own pages

DeepL: Does DeepL offer a free version?

Yes. DeepL offers free trial access and a free API key option, plus a paid DeepL Pro subscription tier and Enterprise solutions.

Source
Synthesia: How much does Synthesia cost?

Synthesia offers a free Basic plan with 10 minutes of video per month, Starter at $29 per month with 120 minutes per year, and Creator at $89 per month with 360 minutes per year. Annual billing provides 38% savings. Enterprise plans are available with custom pricing.

Source
DeepL: How many languages does DeepL support?

DeepL supports translation into 100+ languages including popular pairs like English-Chinese, English-French, and Chinese-English.

Source
Synthesia: What is included in Synthesia's free plan?

The free Basic plan includes 1,200 credits per month (approximately 10 minutes of video), 9 AI avatars, 3 personal avatars, and access to 160+ languages and voices. No credit card is required.

Source
DeepL: Does DeepL support voice translation?

Yes. DeepL Voice enables real-time voice translation in virtual meetings and in-person conversations for instant collaboration.

Source
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