⚖️Side-by-Side Comparison

HappySRT vs Seply: Which is Better in 2026?

We've compared 2 tools across pricing, features, ratings, and reviews to help you make an informed decision. No paid placements — just facts.

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Feature
HappySRT logo
HappySRT

AI Voice & Audio

Seply logo
Seply

AI Voice & Audio

RatingNo reviews yetNo reviews yet
Pricing$0

as of Oct 3, 2026

  • Free Trial:$0
  • Starter:$12/mo/mo
  • Creator:$29/mo/mo
  • Studio:$65/mo/mo

as of Sep 26, 2026

Pricing ModelUnknownFreemium
Free Plan
Free Trial
API Available
Verified
Founded——
HQ——
Team Size——
Platforms——
Top Integrations——
Key Features
  • Audio/Video Transcription
  • Translation
  • Summarization
  • AI speaker separation
  • Advanced overlap mode
  • Automatic or manual speaker count
  • Audio & video file support
  • Built-in transcription
Description

HappySRT is a free, open-source web application that transcribes audio and video into timestamped transcripts, translates them into multiple languages, and generates summaries. It's aimed at anyone who needs subtitles or text from media -- content creators, video producers, and localization workflows -- organizing each job into revisitable 'thread' workspaces. Its main differentiator is being fully open-source with in-browser FFmpeg processing and one-click SRT subtitle export.

Seply is an AI tool that splits multi-speaker audio recordings into separate WAV tracks per speaker, automating a task (speaker diarization and isolation) that would otherwise require manual editing in a DAW. It is aimed at podcast editors and audio producers who need each speaker on their own track for independent editing, leveling, or noise cleanup.