Please note that we may earn revenue from the products featured on this page and participate in affiliate programs. Find out more › Have you ever wondered why PDF apps can be so pricey? And why do many of them require monthly subscriptions? It seems unreasonable to have to pay a recurring fee just to work with one of the most common file formats. Instead of investing in Adobe Acrobat, consider a more permanent solution. SwifDoo PDF Pro offers almost all the features of Acrobat but at a much lower cost of $29.97 for a lifetime license (usually priced at $129). Essentially Adobe Acrobat, without the monthly charge Using a PDF editor is far more efficient than traditional methods like printing, scanning, or constant file conversions. With SwifDoo, simply download the file, upload it, and start editing immediately. You can fill in text fields, checkboxes, and even sign documents using your trackpad or an uploaded signature image. Whether you need to compress, convert, or export a file for sharing purposes, SwifDoo has you covered. And if you need a hard copy, just hit print. SwifDoo provides all the essential tools of a premium PDF app without the ongoing expenses. Unlike Adobe Acrobat Pro, there are no subscription worries. With a one-time payment, you'll have full access to SwifDoo's tools for life on your Windows PC. Until April 27 at 11:59 p.m. PT, you can get the SwifDoo PDF Pro lifetime license for only $29.97. Don't miss out on this deal. Prices on StackSocial are subject to change. SwifDoo PDF Pro: Perpetual Lifetime License for Windows – $29.97 See Deal Why Trust Popular Science Popular Science started covering technology over 150 years ago. While "gadget writing" wasn't a thing when we published our first issue in 1872, our commitment to demystifying innovation for everyday readers would have been evident. Today, PopSci remains dedicated to helping readers navigate the ever-expanding world of tech. Our team of writers and editors boasts extensive experience in reviewing consumer electronics. Each of us has our own areas of expertise—from high-end audio to video games to cameras and more. When we review devices outside our specialties, we seek out trusted opinions to provide the best recommendations. We acknowledge that we don't know everything, but we're here to alleviate the analysis paralysis that online shopping can induce. Learn more about our product evaluation process.