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AllSubConverter
Productivity
Overview
AllSubConverter is a browser-based subtitle toolkit with over 100 tools for converting, editing, syncing and quality-checking subtitle files. Standard tools run locally in the browser, while AI translation and rewriting use your own provider API key.
Key Features
- Dozens of format converters plus batch conversion and encoding repair
- Sync, merge, split, QA reports and regex find-and-replace
- Local processing; AI tools use your own API key
Best For
Subtitle editors and translators converting, syncing and cleaning subtitle files across formats.
Pros & Cons
Cons
- Free tier limits batch processing to 5 files per operation
- AI features require your own OpenAI-compatible, DeepSeek or Claude key
- Styling preserved only where the format supports it
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Pulse Verdict
Editorial review by SEODataPulse · Editorial rating: 3/5 · Updated
This is an editorial assessment, not an average of customer ratings.
“A deep, local-first subtitle toolkit with a generous free tier and clear Pro pricing. Power users benefit most; AI features need your own key.”
Pricing
Free tier; Pro $2.99 24-hour pass, $5.99/month or $49.99/year
Pricing changes often — confirm current plans on the official site.