What do you like best about Synthesia?
How easy it is to use and get started! The platform is user friendly - anyone can do it! It's also very easy to download and upload the videos into an LMS or other video hosting platform.
One of 2,000+ 5-star reviews on
Upload your PowerPoint (.pptx) and automatically turn it into a video for free. Keep your original slide design, layout, and speaker notes.
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Upload PowerPoint
Click to upload
Max 100MB
Choose Video Settings
Import text, images, videos and shapes as editable elements.
Import speaker notes and convert into video script
By using this service, you confirm that you have all necessary rights, licenses, and permissions to upload or generate content, and that your use of any generated videos will comply with the Acceptable Use Policy and applicable regulations related to intellectual property and data privacy.
Trusted by over 90% of Fortune 100 companies.

Turn your deck into a video worth watching, with avatars, narration, music, and AI-generated visuals.




Upload your deck and Syren turns it into an engaging, on-brand video with visuals, motion graphics, narration, and avatar presenters. Keep your design, make a short version, or redesign with new visuals, then refine it in chat.
Upload your .pptx and get an editable video that matches your slides. Text, shapes, images, and videos import as editable elements. Turn speaker notes or slide contents into your script, and add an avatar to each scene.
Click File, Export, then save your presentation as an MP4 or WMV. You record narration and set timings yourself, and every later change means re-recording and exporting the video again.
Upload your .pptx to a browser-based converter to get a video file quickly. Many tools have import quality issues, and narration, presenters, and editing options vary from tool to tool.
Follow these four steps to go from a PPTX deck to a finished video.
Upload your .pptx, then add images, documents, videos, or YouTube links as extra context.
Choose Redesign with Syren for a dynamic video, or Keep my slides to import each slide as an editable scene.
With Redesign with Syren, pick a direction and chat to refine it. With Keep my slides, edit your scenes in the editor.
Download your video as an MP4, or share it with a link.

Viewers complete video training 2x more often than slide decks, turning passive scrollers into active learners.

Sales videos drive 3x more demo bookings than decks. Prospects watch the full story instead of skimming slides.

Strong onboarding with video boosts productivity by 70%. Replace repetitive orientation meetings with videos.
Whether you’re teaching, reporting, pitching, or launching, a deck only works if your audience engages with it.
Convert your PPTX into a video that holds their attention from the first second.

Over 2000+ five star reviews on G2
You can convert a PowerPoint to video with Synthesia in two ways. Redesign with Syren is the recommended option. It turns your slides into a new, dynamic, and engaging video, and can keep your design, make a short version, or redesign it with new visuals. Keep my slides imports your .pptx as an editable video that stays close to your slides, with speaker notes as your script or an AI-generated script based on your slide contents.
Yes. Download your finished video as an MP4, or share it with a link.
Use Redesign with Syren, the recommended option, if you want your content redesigned into a new video, with visuals, motion graphics, narration, and avatar presenters consistent with your brand. Use Keep my slides if you want a video that stays close to your slides and lets you edit it element by element.
Yes, you can convert a PowerPoint to video online for free on the Basic plan, using either Redesign with Syren or Keep my slides.
Yes, if you use Keep my slides. Your video matches your slides, with text, shapes, images, and videos coming in as editable elements. Redesign with Syren works differently: it can keep your design and make it dynamic, or redesign it with new visuals.
Yes, with both options. With Keep my slides you can add an avatar to each scene and use speaker notes as your script or generate one with AI from your slide contents. With Redesign with Syren you can ask in chat to swap the avatar or voice at any point.
Yes, you can upload a .pptx file. Keep my slides converts 4:3 decks to 16:9, and with Redesign with Syren you can also add documents, images, videos, or YouTube links alongside your deck for extra context.
Yes. Choose Redesign with Syren and ask for a short version, and Syren builds a shorter video from your deck. You can then refine it in chat.
Yes. With Keep my slides, text, shapes, images, and videos arrive as editable elements, so you can restyle, reposition, and animate them in the editor. With Redesign with Syren, ask in chat to change the script, visuals, voice, or avatar, or select an element on the picture to move it, retype it, or give it an instruction.
Yes, you can upload a PowerPoint file into the Syren prompt box, and then Redesign with Syren will turn your deck into a dynamic video with an AI avatar presenter. You can also select Keep my slides for a one-to-one import where each slide becomes an editable scene with an AI avatar presenter.
Select Share, then Publish to create a shareable link. Once published, choose who can watch using the available access settings. You can also download your video.
Synthesia is an end-to-end AI video platform. The AI video generator turns documents and prompts into video, avatars put a presenter on screen without a shoot, and the AI screen recorder captures the workflows your teams need to see.
From there, dub your video into 130+ languages, track how viewers watch with video analytics, and turn the same material into conversation practice with roleplay sessions. One platform, from the first slide to the measured result.

Join 2M+ users and turn your PPTX into a video worth watching.
It takes just minutes to turn your PowerPoint into an engaging video.
