What's the difference between Libby and OverDrive?

Related questions

1. How do ebooks work on Amazon?
2. Do libraries help authors?
3. Do authors get paid by libraries?
4. Where can you borrow eBooks for free?
5. Do libraries pay more for books?
6. What is the average price of an audiobook?
7. Does Libby replace OverDrive?
8. Can I sell PDFs on eBay?
9. How many books can you check out at a public library?
10. How long should eBooks be?

Tags

1. #released
2. #titles
3. #digital
4. #kindle
5. #access
6. #including
7. #overdrive
8. #devices
9. #windows
10. #classic
11. #mobile
12. #libby
13. #collection
14. #library
15. #compatible
16. #different