Herramientas gratis
Herramientas gratis de subtítulos
Convierte, revisa, crea borradores o inicia generación autenticada de subtítulos.
Las herramientas listadas corren localmente. No suben archivos, no llaman proveedores, no aceptan URLs de YouTube ni procesan audio/video.
Convertir archivos
subtitle converter
Converts existing SRT/VTT subtitle files and extracts TXT in the browser.
Abrir herramientasrt to vtt
Preserves subtitle line count, timestamps, and displayed text while converting SRT to VTT.
Abrir herramientavtt to srt
Preserves subtitle line count, timestamps, and displayed text while converting VTT to SRT.
Abrir herramientasrt to txt
Extracts subtitle text and removes timing; TXT output is not a subtitle file.
Abrir herramientavtt to txt
Extracts subtitle text and removes timing; TXT output is not a subtitle file.
Abrir herramientatxt to srt
Creates an editable SRT draft with estimated timing. Accurate synchronization requires the matching spoken audio.
Abrir herramientasrt to ass
Generates a basic ASS skeleton from SRT timing and text.
Abrir herramientaass to srt
Keeps text and timing; advanced ASS styling, fonts, positioning, and effects may be removed.
Abrir herramientacsv to srt
Uses one fixed CSV template and provides SRT to CSV only as a companion mode.
Abrir herramientasmi to srt
Derives each end time from the next SAMI SYNC marker and keeps one language track per conversion.
Abrir herramientaRevisar y ajustar
subtitle checker
Checks SRT/VTT structure and readability in the browser without retiming from audio.
Abrir herramientasrt time shift
Shifts every SRT/VTT cue by one user-provided offset in the browser; it does not inspect media or repair cue-level drift.
Abrir herramientadubbing pacing checker
Analyzes translated subtitle pacing in the browser; it does not generate audio or dubbing.
Abrir herramientaCombinar y dividir
Generar subtítulos
La generación con guion y audio requiere iniciar sesión y usa tus propios archivos. Las herramientas de audio, vídeo y MP4 también ofrecen una prueba sin registro para archivos propios cortos.
Script to Subtitles
Creates accurate subtitle assets from a script and matching owned audio with entitlement checks.
Abrir herramientaaudio to srt
Accepts owned audio files only; long files, batch work, and precise alignment route to paid plans.
Abrir herramientavideo to srt
Accepts owned video files only; it does not download remote videos.
Abrir herramientamp4 to srt
Uses the owned-video generation runtime for MP4 files; it does not download remote videos.
Abrir herramienta