Best of

Best AI video generators: 3 options compared

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Our top pick: Synthesia. For consistent, secure, team-ready video, Synthesia offers a free plan with up to 10 minutes a month, 140+ languages and enterprise security credentials.
ToolBest forFree optionStarting price
1. Synthesia Our picktraining, HR and marketing teams that need consistent, secure videoFree Basic planFree plan; paid from $29/mo
HeyGenmarketers who want many languages and 4K on a mid-price planFree planFree plan; paid from $29/mo (Creator)
Colossyancourse creators who want training features and a free editorFree plan; 14-day trialFree plan; paid from $59/mo

How we chose

We looked at free allowances, language coverage, security, training features and price. Facts come from each vendor’s own public pages; where a price or limit was not shown we say so instead of guessing.

The options in detail

Our pick

Synthesia

Best for: training, HR and marketing teams that need consistent, secure video.

  • Free plan: up to 10 minutes of video a month
  • 140+ languages for video creation
  • SOC 2, ISO 42001, GDPR and SSO listed

Watch out: Videos on the free plan are watermarked.

Read the Synthesia review
Also consider

HeyGen

Best for: marketers who want many languages and 4K on a mid-price plan.

  • Creator $29/mo ($24 annual); Pro $49/mo with 4K export
  • 175+ languages and dialects on paid plans
  • 700+ stock avatars on paid plans

Watch out: The free plan allows 3 videos of up to 1 minute each.

Official site
Also consider

Colossyan

Best for: course creators who want training features and a free editor.

  • Free Starter: 20 NEO minutes a month
  • SCORM exports on the Professional plan
  • 120+ languages

Watch out: The free plan has no SCORM export or watermark removal.

Official site

Verdict

If the points above match your needs, start with Synthesia and use its free option or trial to confirm. Choose another option only when a specific limit blocks you.

Try Synthesia free

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Go deeper: synthesia vs heygen colossyan · Synthesia review · Synthesia alternatives

Prices and limits can change; always confirm on the official sites. Last verified: 2026-10-13