Subtitle Format Conversion
The best 50 Subtitle Format Conversion AI tools - Free & Paid
Explore 50 AI for Subtitle Format Conversion
2short.ai automatically extracts the most engaging segments from long videos to create 1080p YouTube Shorts, using facial‑tracking, one‑click animated subtitles, and flexible aspect ratios. It supports multiple languages, direct Drive/URL imports, and brand presets for consistent visuals.
Freemium
- $9.9/mo
SubtitleBee automatically generates and syncs subtitles for video and audio files, supports on‑screen editing, customization, and multilingual translation, offers multiple export formats, and provides social‑media cropping for creators and podcasters, enabling accessible content across platforms.
Freemium
YTvidhub is a YouTube subtitle downloader that extracts transcripts and captions from videos, playlists, and channels. It supports bulk downloads, multiple export formats (SRT, VTT, TXT), and includes an AI-powered summary generator for content analysis and repurposing.
Freemium
Wondershare UniConverter is an AI‑powered all‑in‑one tool that converts, enhances, compresses, records, and edits video and audio. It supports 1,000+ formats, delivers ultra‑fast conversions, upscales to 4K/8K, adds subtitles, removes backgrounds, and preserves metadata for creators and SMBs.
Paid
EasySub AI automatically transcribes and translates videos into over 150 languages. It supports MP4, MOV, AVI, MKV, MP3, WAV, and YouTube uploads, offers downloadable SRT/TXT/ASS files, an editor for fine‑tuning, and export presets for major social media platforms.
Freemium
Zubtitle automatically captions videos, offers brand‑style templates and editing tools, and outputs ready‑to‑post formats for TikTok, YouTube, and LinkedIn. It adds subtitles, chapter timestamps, watermarks, and AI‑generated post copy.
Freemium
FreeSubtitles.AI converts MP4, MKV, MOV, MP3, WAV, and FLAC files up to 1 hour and 300 MB into accurate transcripts in over 100 languages, then translates subtitles into 91 languages, supporting educators, podcasters, and researchers.
Free
Subtitlegen is an AI-powered tool that automatically transcribes videos and generates subtitles with high accuracy in multiple languages. It features online editing, easy export options, and strong privacy measures, enhancing accessibility for content creators.
Freemium
- $10/mo
SRT Subtitle Translator converts SRT, VTT, MP3, WAV, MP4, MKV, AAC files into multiple languages using AI that considers full context. Users upload files, choose target languages, adjust settings, and download translated subtitles ready for editing or streaming.
Subscription
- $9.9/mo
TurboScribe is an AI-powered transcription tool offering ultra-fast conversion of audio and video files to text. It supports over 98 languages, handles uploads up to 10 hours long, and features speaker recognition for meetings, interviews, and podcasts.
Freemium
- $10/mo
aivideosummarizer.io is an AI tool that converts videos (from uploads or links) into concise summaries, full transcripts, and chapter markers. It supports multiple formats and languages, generating editable outputs like study outlines and mind maps for faster content review.
Free
VidChapter automatically timestamps videos, generates chapters, tags, titles, and descriptions, and delivers near‑human transcription. It supports SRT, VTT, SBV, STL subtitles, multilingual translation, and can create summaries, thumbnails, blog posts, and other content for cross‑platform use.
Paid
- $15/mo
Videofa.st automates subtitling for short videos, providing accurate captions in 99 languages. It enhances accessibility, engagement, and maintains brand aesthetics with customizable, professional-quality outputs, compatible with various video formats and easy to integrate into workflows.
Freemium
- $6/mo
YouTube Transcript Optimizer turns video URLs into 98%+ accurate transcripts, formats them as Markdown, HTML, or PDF, auto‑generates quizzes, and lets users edit content with PDFs updating automatically. Ideal for creators, educators, and businesses needing structured video materials.
Paid
- $10
PlainScribe converts MP3, MP4, WAV, and M4A files into punctuated transcripts with speaker identification. It detects language, translates 47 languages to English, produces AI‑summaries, and exports to TXT, CSV, SRT, VTT, JSON, or subtitles.
Freemium
- $16.99/mo
Movavi Video Editor is a desktop app for Mac and Windows that lets users trim, crop, color‑grade footage and add titles, overlays, and filters. AI features automate subtitles, noise suppression, and motion tracking. It includes a screen recorder for tutorials.
Paid
Auto Caption AI instantly generates subtitles in 99+ languages, preserving full HD 1080p/60 fps video quality. Editors can adjust fonts, colors, placement, and use ready‑made or custom templates, with one‑click emoji insertion to enhance captions.
Subscription
- $14/mo
Browser-based Online Audio Converter converts 300+ audio/video formats to MP3, WAV, M4A, FLAC, OGG, etc., extracts audio from video, offers bitrate/sample rate/channel controls, fade/reverse/voice removal, batch conversion, metadata editing, and cloud export.
Subscription
m3u8 player online is a browser-based HLS player and downloader that plays live and on-demand streams with adaptive bitrate switching, while also enabling in-browser conversion of m3u8 files to MP4/WebM/MKV and batch downloading with resume support.
Free
CaptionCreator automatically transcribes and captions audio/video in over 50 languages, detecting input language and translating to English. It handles noisy and multilingual speech, supporting files up to 2 GB and offering unlimited processing for registered users.
Paid
- $30
SubEasy AI delivers near‑perfect transcription and multilingual subtitles for video and audio, supporting 100 languages with 99 % accuracy. It offers dubbing, animated captions, speaker ID, OCR extraction, audio splitting, and export to VTT/SRT for social media publishing.
Freemium
- $9.9/mo
EchoWave converts audio into video using templates or custom layouts, adds subtitles and waveforms, offers editing tools, compresses files, and exports to social media formats—ideal for podcasters, musicians, and creators seeking quick, cloud‑based video production without software.
Freemium
- $19/mo
Qlip automatically extracts short, vertical or square clips from longer videos, preserving focus on key moments. It applies brand templates, generates speech‑to‑text transcripts with speaker tags, and offers an API for clip creation, aspect‑ratio conversion, subtitle burning, and transcription.
Free
- $30
Video To Blog converts YouTube links or uploads into ready‑to‑publish blog posts in under a minute, supporting 30+ languages. It formats prose, adds headings, SEO metadata, and embeds, and outputs HTML, Markdown, PDF, or links.
Paid
Submagic automates short‑form video editing, offering multilingual captions, text‑based trimming, AI‑powered features like auto‑zoom and eye‑contact correction, and direct multi‑platform publishing up to 4K@60fps, cutting editing time by up to 90%.
Free
- $1.33/mo
Banva transcribes audio/video into subtitles in over 80 languages with 95% accuracy, handles background noise and multiple speakers, and offers an editor for corrections and styling. Export as SRT, VTT, TXT, JSON, or burn directly into the video.
Free
AddSubtitle is an AI video editing tool for creating multilingual subtitles and dubbing videos in 100+ languages, with translation and precise text-audio sync. It also allows subtitle customization and video rewriting while preserving original voice tones.
Freemium
- $18/mo
Automatically generate captions or subtitles from any video with a single upload. The tool transcribes dialogue or translates it into multiple languages, embedding subtitles back into the file. All processing occurs locally in the browser, ensuring privacy and quick creation for creators.
Free
AI Text Formatter converts raw AI output into readable text by inserting line breaks, headings, bullets, and spacing while preserving meaning. It supports multiple languages and lets users quickly copy the formatted text to Word, Docs, Excel, or other apps.
Free
audiototextconverter.com is a versatile AI transcription tool that converts audio and video files into accurate, searchable text in 63 languages. It offers a simple upload-transcribe-export workflow, with editing, summaries, and mind maps for efficient review and repurposing.
Free trial
Speechnotes is a web‑based speech‑to‑text tool for real‑time dictation and batch transcription in multiple languages. It offers speaker tagging, timestamps, subtitle export, and imports from Google Drive, YouTube, or local files. Export to text, markdown, PDF while preserving privacy.
Freemium
- $1.9/mo
NoteGPT transcribes and summarizes lectures, meetings, and recordings in any language, offering PDF/PPT/book/video overviews, translation, and AI drafting tools. It also supports text‑to‑speech, voice cloning, infographics, slide generation, and multi‑model chat assistance.
Free trial
- $9/mo
Eightify uses AI to extract key ideas from YouTube videos, delivering timestamped bullet‑point summaries, full transcripts, and comment insights via a Chrome extension and mobile apps. It supports 40+ languages, helping users preview, note‑take, and share content efficiently.
Freemium
Summarify AI gives YouTube video summaries in‑app and via Chrome, offering text, bullet, outline styles with timestamps for quick navigation. It supports export to PDF, Markdown, TXT, etc., helping students, researchers, creators save time and organize content.
Free
Minvo automates video editing and social media scheduling, converting long videos into short clips, images, and subtitles. Features include AI clip extraction, B‑roll insertion, multi‑language translation, animated captions, branding templates, and cross‑platform posting with performance analytics.
Subscription
- $6.99/mo
AudioConvertis a free AI tool that instantly transcribes audio files like mp3 and wav into text. It automatically identifies different speakers and provides timestamped transcripts for export.
Free
SendShort automatically converts long‑form videos into short‑form clips for TikTok, YouTube Shorts, and Instagram Reels. It adds faceless visuals, voiceovers, subtitles, translations, AI‑picked B‑roll, transitions, and lets users schedule multi‑platform publishing and export in 1080p or 2K.
Paid
Tubly, a Chrome extension, uses the YouTube API to deliver AI‑generated summaries of subscribed channel videos. It extracts key transcript points, offers timestamps and chapter markers, and lets users save highlights and download transcripts.
Freemium
Audiotype transforms audio and video files into transcriptions and subtitles in 30 languages, automatically detecting speakers and adding punctuation. It supports MP3, MP4, WAV, FLAC, AVI, MOV, MKV and exports TXT, DOCX, PDF, SRT, VTT, with deleted after 15 days.
Free
YTSummary delivers on‑demand YouTube summaries powered by ChatGPT. It offers Outline, Mind Map, and Segment modes for concise highlights, visual maps, or timestamped sections. Supports multiple languages, exports in various formats, and tracks history for easy reference.
Subscription
- $9/mo
Translate.video automates video localization: it transcribes, generates subtitles, and dubs content in 75+ languages using voice cloning from a 50‑second clip. Users can edit captions, export SRT/VTT/MP4, and integrate plugins for Photoshop, Illustrator, and Figma.
Freemium
- $29/mo
BookFab downloads and decrypts ebooks and audiobooks from Kindle, Kobo, Audible and other stores, converts and batch-processes files to EPUB/PDF/MP3/FLAC/OPUS, preserves formatting and metadata, offers DRM removal, a Calibre plugin and AI TTS with voice cloning.
Free
TinyWow is a web-based service that offers free tools for editing and converting PDFs, images, and videos, plus AI-driven text and image creation. Files are auto‑deleted after an hour for privacy.
Subscription
Shortform offers a searchable library of 10,000+ concise, structured book, podcast and article summaries with chapter breakdowns, audio narration, PDFs, highlights, note-taking, retention exercises, topic tagging, cross-references and community discussion for applied learning.
Free
SoBrief provides 26,000+ book summaries in audio, PDF, and EPUB. Users read or listen in about ten minutes, customize playback speed, bookmark, track history, download, and select from multiple languages.
Free trial
Keyframes Studio is an online video editor that auto‑generates keyframes and subtitles in up to 12 languages. Its drag‑and‑drop interface, live preview, and stock library enable trimming, cropping, while collaboration tools, brand kits, and direct export support social‑media video creation.
Subscription
- $5/mo
DocstoAudio is a browser-based tool that converts EPUB, PDF, DOCX, and TXT files into MP3 or M4B audiobooks with chapter marks, supporting batch and chapter-based conversion. It offers standard and premium voices across 30+ languages, with live progress tracking and downloadable single or zipped cha
Free trial
Podsqueeze automates podcast transcription with speaker tags, timestamps, and subtitle export. It produces show notes, summaries, short clips, and audiograms, trims audio, edits subtitles, and offers AI voice tuning and topic suggestion for streamlined production.
Subscription
- $35/mo
Video Highlight delivers AI‑driven summaries, searchable transcripts, and timestamped key points for YouTube, Vimeo, Dailymotion, and private files in 37+ languages. It supports annotations, exports to Notion, Word, Markdown, CSV, Readwise, and enables collaborative sharing.
Freemium