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Free Online Video Editor
Effortless video editing for content creators
DupDub combines advanced editing, AI voiceovers, transcription, and localization—everything content creators need to produce high-quality videos in less time, with a simple, unified workflow.
AI-powered tools to streamline your video workflow
AI subtitles
Video/Audio → Text
Automatically transcribe your videos into accurate, timestamped subtitles—ideal for tutorials, interviews, and social media use.
AI voiceovers
Text → Audio
Turn scripts into natural-sounding voiceovers with over 700 AI voices. Customize tone, speed, and emotion to match your content perfectly.
Localization
Source language → Translated language
Translate audio and subtitles into 90+ languages and accents—ideal for reaching global audiences with consistent quality.
Record, narrate, and capture content—right from your browser
Capture high-quality screen, camera, and audio recordings in any setting—ideal for tutorials, walkthroughs, presentations, and video narration.
Screen recording
Camera recording
Microphone recording
Level up your storytelling with full- featured editing
Video audio separation
Easily extract and separate audio tracks from any video—perfect for dubbing, voiceover replacement, or background music control.
Frequently asked question
DupDub offers one of the most advanced free online video editors for content creators. Whether you're making YouTube videos, online courses, or marketing content, DupDub’s AI-powered video editing tools —like voiceovers, transcription, and localization—help you streamline your entire workflow.
Yes. DupDub comes packed with AI video editing features that help you create faster and smarter. You can automatically generate voiceovers, transcribe recordings, and localize videos into 90+ languages and accents —all in your browser.
Absolutely. DupDub is a fully browser-based video editor. You can record your screen, webcam, and microphone , then edit your content—all without downloading or installing anything.
Yes. DupDub features an AI subtitle generator that transcribes your audio or video and translates it into 90+ languages and accents . It’s ideal for global creators looking to expand their reach.
DupDub is built for both beginners and professionals. Its intuitive online video editor lets you trim, cut, add transitions, and apply voiceovers easily—even if you’ve never edited a video before.
DupDub works in all major browsers including Chrome, Safari, Firefox, and Edge. It’s also compatible across platforms—Windows, Mac, Linux, iOS, and Android—so you can edit wherever you are.
Unlike basic free video editors, DupDub combines AI voiceover creation, subtitle automation, and multilingual localization in one platform. It’s designed to eliminate complexity, so you can focus on creating high-quality content—faster and easier than ever.