Adobe's app also requires Android 2.1 or higher, which means users without a Droid, Nexus One, Eris, or the other handful of 2.1 devices will be left in the dust.

Android 15 ships with a built-in PDF reader. However, Google has also rolled it out to Android 12 and newer builds of the OS through a Google Play System update.

We’d also like to give an honorable mention to MJ PDF Reader (Google Play). It’s a simple FOSS reader that does things pretty well. It was also featured on our best Android apps of 2022 list.

1. Fast PDF Converter and PDF Reader This is one of the best apps on the Play Store, which will facilitate you to edit PDFs on Android.

We tested the program on an HTC Evo 4G smartphone running Android 2.1. To evaluate its performance with relatively complex layouts, we used the latest issue of Full Circle Magazine as a sample PDF.

3. When prompted, choose Adobe Reader to open it. *Adobe Reader also has a document viewer in the left slideout navigation menu in case you have downloaded a PDF, but can’t seem to find it.

The best PDF reader apps for Android and iOS let you read important documents on the go When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Open the Files app on your iPhone or iPad. Head over to the folder that contains the PDF file you want to sign. Tap on the PDF to open it using File’s built-in PDF reader /editor.