What are the best alternatives to HappySRT?

The top alternatives to HappySRT are Runway API, DaVinci Resolve, Synthesia API, ranked by real usage data on Unfragile.

Are there free alternatives to HappySRT?

Yes, 17 free alternatives to HappySRT exist, including Runway API, DaVinci Resolve, Synthesia API.

Best HappySRT Alternatives (2026) — Ranked by Real Data | Unfragile

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Best Alternatives to HappySRT

20 alternatives ranked by real usage data. HappySRT scores 49/100 — 20 tools score higher.

OriginalHappySRT

AI-driven subtitle creation and editing for videos and audio...

20 alternatives

17 free options

20 score higher

Runway API57/100FreeHigher rated

Gen-3 Alpha video generation API.

API

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DaVinci Resolve56/100FreeHigher rated

Unify editing, color, VFX, and audio...

Best for: Professional colorists, VFX artists, and indie filmmakers who want professional-grade tools without monthly subscription fees.

App

Synthesia API56/100FreeHigher rated

Enterprise AI presenter video generation API.

API

Luma Labs API56/100FreeHigher rated

Dream Machine API for photorealistic video generation.

API

Luma Dream Machine56/100FreeHigher rated

AI video generation with physically accurate motion from text and images.

Kling AI56/100FreeHigher rated

AI video generation with realistic motion and physics simulation.

HeyGen API56/100FreeHigher rated

AI avatar video generation in 175+ languages.

API

Hailuo AI56/100FreeHigher rated

AI video generation with expressive motion and cinematic composition.

Elai56/100FreeHigher rated

AI video production from text with avatars and bulk generation.

Descript56/100FreeHigher rated

AI video/podcast editor — edit video by editing text, filler removal, eye contact, studio sound.

Vidu55/100FreeHigher rated

AI video generation with consistent characters and multi-scene narratives.

Synthesia55/100Higher rated

Enterprise AI video — 230+ avatars, 140+ languages, custom avatars, SOC2/GDPR compliant.

Sora55/100Higher rated

OpenAI's photorealistic text-to-video model with world simulation.

Model

Runway ML55/100FreeHigher rated

AI creative suite with Gen-3 Alpha video generation for filmmakers.

Runway55/100FreeHigher rated

AI video generation — Gen-3 Alpha, text/image to video, motion controls, professional filmmaking.

Pika55/100FreeHigher rated

AI video generation — text/image to video, Pika Effects, lip sync, creative short-form.

Opus Clip55/100FreeHigher rated

AI video repurposing that turns long videos into viral short clips.

HeyGen55/100FreeHigher rated

AI avatar video platform — talking avatars from text, voice cloning, multi-language dubbing.

D-ID55/100FreeHigher rated

AI talking head videos and streaming avatars from static images.

API

Colossyan55/100Higher rated

Enterprise AI video for workplace learning with LMS integration.

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