Free online SUB-to-SSA converter — upload a SUB file and download a SSA. Fast, private, no signup.
Drop your SUB file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a SSA to download. No software to install.
Yes. Convert SUB to SSA for free right in your browser, with no account needed to get started.
Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.
MicroDVD — frame-based subtitle text ({start}{end} markers); convert-from only. SubStation Alpha — the predecessor of ASS; styled subtitles.
Convert SUB to: SRT · VTT · ASS