I actually signed up for AppGratis and finally got a good one show up.
Moon+ Reader is supposed to be one of the best eReader apps for Android. Here is the Pro version, absolutely free!
Supports epub, pdf, mobi, chm, cbr, cbz, umd, fb2, txt, html, rar, zip or OPDS
☀Additional benefits in pro version:
✔ Ad-free, faster & smoother
✔ Shake the phone to speak (Text-to-speech, TTS engine support)
✔ PDF support, fast & speech compatible
✔ Reading statistics function
✔ More beautiful themes, background images and fonts
✔ Customize reader bar function
✔ Headset & Bluetooth keys control
✔ Multi-point touch support
✔ Option for password protection at startup
✔ Book to home screen shortcut
✔ Annotations, highlights & bookmarks share support
✔ Open/Backup/Sync/Download/Upload book files via Dropbox
✔ Customer email support
☀PDF features in Pro version:
✔ Fill out PDF Form
✔ Highlight, annotation, handwriting
✔ Smart scroll lock, smooth reading experience
✔ Night mode support, 6 additional pdf themes available
✔ Dual-page mode for landscape screen
✔ Speech, auto-scroll compatible
✔ Read statistics, sync, flip animation available
How does the AppGratis work? Do I need to sign it up myself?