AllSubConverter
AllSubConverter
Convert, edit, clean, sync and check subtitles online with SRT, VTT, ASS, LRC and more.
Overview
AllSubConverter is a free browser-based subtitle toolkit for creators, translators, and video teams. It provides 100+ tools for converting, editing, cleaning, syncing, checking, previewing, and exporting subtitle files across SRT, VTT, ASS, SSA, LRC, SBV, TTML, SCC, STL, SMI, TXT, and YouTube JSON3 input. Standard subtitle processing runs locally in the browser, with no file upload or account required. Batch workflows, quality checks, timing tools, subtitle editing, PDF export, and AI tools with user-provided API keys are available during open beta.
Key Features
2. Supports SRT, VTT, ASS, SSA, LRC, SBV, TTML, SCC, STL, SMI, TXT, and YouTube JSON3 input
3. Standard subtitle processing runs in the browser without uploading files to AllSubConverter servers
4. Batch workflows, quality checks, timing tools, subtitle editing, and PDF export
5. Optional AI translation, rewriting, and annotation with user-provided API keys
Visual Walkthrough
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