This Site Can Convert Files in Your Browser Without Uploading Them

beSpacific 2025-05-30

Lifehacker: “Sometimes you need to quickly convert an image, audio file, or video, so you search for an online tool. The problem: many online conversion tools aren’t safe to use, putting you at risk from malware or mining your data. Vert isn’t like that. This is an open source, browser-based tool that can convert the most common image, audio, video, and document formats. It isn’t clogged with ads and you don’t need to create an account to use it. More importantly: the tool works (almost)entirely in your browser, meaning your files are never actually uploaded anywhere (save for video files, as I’ll explain below). I tested this by opening the website, turning off my WiFi, and converting a large batch of images and documents. It worked. Converting files without uploading them is great from a privacy perspective, but it’s also faster—you’re not waiting for files to transfer back and forth from your machine to a server. To get started with Vert, head to the website and add the files you need to covert by dragging them from your file manager or using the upload button. (The homepage lists all of the supported file types, if you’re curious—there are more than five dozen of them.) Next, you can choose a format and run the conversion, then click the download button to grab the converted file…”