GoodReader allows you to open multiple PDFs and switch between them. Source: about 1 year ago

Goodreader pdf reader app (iOS) has a mobile view feature that shows any pdf in a more mobile friendly way (strips out text etc to be scrollable). There might be others that do this. https://goodreader.com/. Source: over 1 year ago

Sure. Just don't read goodreader.com, they just tell lies to get clicks, we hate them lol. Source: almost 2 years ago

I have the A5X. I've always ordered direct from Ratta so I cannot speak to goodreader.com 's service, but the HOM pen for the A5 and A6 series is the same as the one for the X series (unless some knows otherwise). Source: over 2 years ago

I used this Windows port of Blackbox many years ago. Perhaps time try again. https://bb4win.sourceforge.net/. - Source: Hacker News / about 1 year ago

Cool, that still exists. Some years ago I was into all that desktop customization and tried this, LiteStep [0] and Blackbox/bb4win [1] but ended up with BlackBox. Nowadays, all the customization I need is a tool to fix the taskbar position that someone who probably uses a portrait mode monitor moved to the wrong spot [2] and a launcher [3] [0]: https://en.wikipedia.org/wiki/LiteStep [1]:... - Source: Hacker News / over 1 year ago

You can go farther but it might become buggy http://bb4win.sourceforge.net/ I have not tested it for along time but it was fun to play with. Source: almost 2 years ago