Universal Subtitle Toolkit (SRT, VTT, ASS, SSA) Schnell, Sicher & 100% im Browser

Convert, merge, split, shift timing, change FPS, and repair encoding for SRT, VTT, ASS, and SSA subtitle files — 100% in-browser, no uploads. 100% lokal im Browser, keine Registrierung nötig, keine Server-Uploads.