How to Turn a PDF into an MP4 Video with Music, Free in Your Browser

How to turn a PDF into a video

To turn a PDF into a video, upload the PDF in the PDF to video (MP4) tool, add an audio file if you want background music and click "Create video and download". You get a Full HD MP4 (1920 by 1080, landscape) where each page appears as a frame, in sequence. Without music, each page stays on screen for 3 seconds; with music, the video lasts as long as the track and the pages share that time equally. Everything runs in your browser.

It works like an automatic slideshow: the video shows page 1, then page 2, and so on, with each page rendered in high resolution. The result is a regular video that plays on any device and uploads straight to social media, where a PDF simply does not show up in the feed.

Step by step to turn the PDF into an MP4

1. Open the "PDF to video (MP4)" tool.
2. Upload the PDF and, if you want background music, upload the audio file too (MP3, WAV, M4A, AAC, OGG, OPUS or FLAC) in the same upload area. The screen confirms the PDF and the track; without audio it notes "No soundtrack — upload an MP3 to add background music."
3. Click "Create video and download" and follow the progress bar. The MP4 downloads with the PDF's name followed by -video.mp4.

The tool handles one PDF at a time: if you upload several, only the first in the list becomes a video, with the first audio file in the list as the soundtrack. On first use the video engine is downloaded and the screen notes that it may take a few seconds to get ready; your PDF never leaves your device. To put only some pages in the video, extract them first: see how to organize the pages of a PDF.

How long each page stays on screen

• Without a soundtrack: 3 seconds per page. A 10-page PDF becomes a 30-second video.
• With a soundtrack: the video lasts as long as the music, and each page stays on screen for an equal share (the track's length divided by the number of pages). A 60-second track with 10 pages gives 6 seconds per page.
• The audio plays to the end, uncut: the soundtrack sets the total length.
• To control the pace, choose the length of the music: a longer track keeps each page up longer; a shorter one speeds things up.

Video format: always landscape

The MP4 always comes out at 1920 by 1080, 30 frames per second, in landscape. Each page is fitted whole and centered in that frame: a landscape page, like a 16:9 slide, fills the screen; a portrait page, like an upright A4 or a vertical carousel, appears in the middle with bars on the sides. This matters for Instagram and TikTok, which favor vertical video: for those networks, prefer a PDF with landscape pages or accept the bars.

When a video works better than the PDF

• Publishing a presentation on LinkedIn or YouTube, which show landscape video but do not open PDFs in the feed.
• Turning a slide deck exported as PDF into a presentation video to share.
• Showing a portfolio, a menu or a catalog in motion, with background music.
• Sending material through messaging apps where a video plays instantly and a PDF has to be downloaded and opened separately.

Tips for a good-looking video

Think of the PDF as a slide script: one idea per page, big headings and images you can read at a glance. Dense pages do not work, because viewers have no time to read at video pace. Put extra care into the first page, which holds attention in the opening seconds. If you want 5 seconds per page, pick a track that lasts 5 seconds times the number of pages; with no music, count on a fixed 3 seconds. There are no transitions or effects: pages switch with a hard cut. If you would rather present live, with slides you control, see how to convert PDF to PowerPoint.

Similar tools for other starting points

If your material is loose photos rather than a PDF, the images-to-video tool builds the same kind of slideshow, with the same timing rule and the same optional soundtrack. And if you already have a finished video and just want background music, the add-music tool does that with volume that adjusts itself. The photo guide is how to make a photo slideshow with music.

The conversion happens entirely in your browser: the PDF and the music are processed on your own device and are never sent to any server. Only the video engine is downloaded on first use.

Long PDFs produce long, heavy videos: 100 pages without music is 5 minutes of Full HD video. Extract only the pages that matter first.