Drop the PDF you want to read as a book
or click to browse — columns put back in order, page numbers taken out of the text, images kept
Two columns read in order
The failure every other converter shares. Academic papers come out as one readable stream, not two interleaved ones.
Read it before you download it
See the book at phone, e-reader and tablet width, with its chapter list. Fix a wrong guess without converting again.
Zero upload, no quota
Your library never leaves the device, so there is no queue, no daily cap and no file waiting to be deleted.