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Synthesia

20+ Best Alternatives to Synthesia in 2026

AI video creation platform with realistic avatars.

Looking for an alternative to Synthesia? Below are 20 AI startups working in the same space — ranked by our Neuron score so the most credible options come first. Each card shows what makes the tool a viable substitute, pricing signals, and funding stage.

  1. 1

    Runway

    $1.4B

    Applied AI research for video, image, and 3D.

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Free · From $15/mo

    View alternative →
  2. 2

    Lemon Slice

    $10.5M

    Real-time AI avatars that turn any image into a live, conversational video call

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Free trial

    View alternative →
  3. 3

    HeyGen

    $65.6M

    AI video platform with hyper-realistic avatars.

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Free · From $24/mo

    View alternative →
  4. 4

    Captions

    $75M

    AI that edits your video like a professional would.

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Freemium · From $5/mo

    View alternative →
  5. 5

    D-ID

    $50M

    The leading digital human platform for AI-generated video creation and interactive agents.

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Free · From $4.7/mo

    View alternative →
  6. 6

    Hedra

    Undisclosed

    Create consistent images and videos with AI to power your social media, sales, and marketing collateral.

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Free trial

    View alternative →
  7. 7

    Viggle AI

    Undisclosed

    Remix anyone into viral memes with serious tech and silly fun.

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Free · From $9.99/mo

    View alternative →
  8. 8

    Argil

    Undisclosed

    Generate high-performing videos with your AI clone or choose from engaging avatars for promotion, education, and entertainment.

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Free trial · From $39/mo

    View alternative →
  9. 9

    AKOOL

    Undisclosed

    Turn ideas into reality with a premium Gen AI video suite for marketing, training, and communication.

    Why it's similar: Shares categories with Synthesia — AI Video, AI Digital Humans.

    💵 Enterprise · Contact sales

    View alternative →
  10. 10

    Runware

    $66M

    One API for fast generative AI inference

    Why it's similar: Shares categories with Synthesia — AI Video.

    💵 Free

    View alternative →
  11. 11

    OpusClip

    $50M

    Turn long videos into viral short clips with AI

    Why it's similar: Shares categories with Synthesia — AI Video.

    💵 Free

    View alternative →
  12. 12

    Numerade

    $30M

    AI-powered STEM tutor with the largest video lesson library

    Why it's similar: Shares categories with Synthesia — AI Education.

    💵 Freemium · From $14/mo

    View alternative →
  13. 13

    Moonvalley

    $154M

    Why it's similar: Shares categories with Synthesia — AI Video.

    💵 Free

    View alternative →
  14. 14

    VEED

    $35M

    Browser-based AI video editing for everyone

    Why it's similar: Shares categories with Synthesia — AI Video.

    💵 Free

    View alternative →
  15. 15

    Wondercraft

    $3.5M

    The Canva of audio — generative AI podcasts and ads

    Why it's similar: Shares categories with Synthesia — AI Video.

    💵 Free · From $29/mo

    View alternative →
  16. 16

    ShengShu Technology

    $380M

    Multimodal AI video generation with the Vidu model

    Why it's similar: Shares categories with Synthesia — AI Video.

    💵 Free

    View alternative →
  17. 17

    Multiverse

    $70M

    AI workforce training and apprenticeships to reskill employees

    Why it's similar: Shares categories with Synthesia — AI Education.

    💵 Enterprise · Contact sales

    View alternative →
  18. 18

    Hour One

    $25M

    AI digital humans and virtual twins for video at scale

    Why it's similar: Shares categories with Synthesia — AI Digital Humans.

    💵 Free · From $30/mo

    View alternative →
  19. 19

    AIsphere

    $660M

    Why it's similar: Shares categories with Synthesia — AI Video.

    💵 Free

    View alternative →
  20. 20

    PixVerse

    $60M

    AI video generation from text, images, and one-click cinematic creation

    Why it's similar: Shares categories with Synthesia — AI Video.

    💵 Free

    View alternative →

Frequently asked questions

What are the best alternatives to Synthesia?

The top-ranked alternatives to Synthesia on NeuronFeed are Runway, Lemon Slice, HeyGen, Captions, D-ID. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.

Is there a free alternative to Synthesia?

Yes — Runway, HeyGen, D-ID offer a free plans. See the pricing column for each alternative above.

How is this list ranked?

We rank alternatives by shared categories with Synthesia, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.

Synthesia vs Runway — which is better?

It depends on use case. Runway (Applied AI research for video, image, and 3D.) is the #1-ranked alternative. See the full side-by-side at /compare/synthesia-vs-runway.

Contextual paths to related AI startups, deals and rankings.