The new Straighten tool fixes pages that come out curved or tilted while you scan. It lines everything up automatically so your PDFs look neat and professional, with no extra steps needed. Adobe Scan is free to download and turns your mobile device into a powerful PDF and document scanner that helps you create, save, and organize your paper documents as digital files. 6 WAYS TO USE ADOBE SCAN 1) Save time with a fast document scanner: Use High-speed scan to bulk scan documents and turn stacks ...