Questions tagged [pdf]

The Portable Document Format (PDF) is an ISO standard electronic file-format. Question about PDF can be about reading, converting, creating and editing such files.

Filter by
Sorted by
Tagged with
1
vote
2answers
173 views

A nice platform for selling PDF books like Google Play. Any suggestions?

I'm an author who are currently selling books on Google Play. The service works really good and has a wide support for mobile devices etc. The huge downside is its limitations when it comes to ...
4
votes
2answers
925 views

How to convert Kindle format (.mobi or .azw) with annotations to PDF?

I'm looking for a way to convert a Kindle book, with several annotations in it, to PDF format, so that my annotations are also saved in the PDF file. Converting from .mobi or .azw to PDF seems pretty ...
0
votes
1answer
37 views

Where to buy non-kindle-format (epub,azw) e-books which look like the printed books?

If I want to buy e-copy of academic books, most of the publishers (Oxford, Cambridge, etc.) direct to amazon store or allow epub version. However, I do not want the e-pub or other formats (e.g. azw) ...
0
votes
0answers
13 views

Convert PDF to Epub, advanced features

I've read all similar questions here, and most of the answers suggest using calibre for this task, however, I'm trying to improve the output. Here I explain: I've extracted text from a PDF using ...
0
votes
1answer
56 views

PDF Compressor online / software

I have a very large Ebooks I would like to Compressor their sizes and maintaining the highest possible quality. Is there Best PDF Compressor software or online website that I can Upload my private ...
0
votes
1answer
182 views

Best PDF app reader for iPad that emulates the paper book experience

Good day. I've used before PDF Expert by Readdle. But I really dislike seeing the gray spaces where the PDF ends and doesn't fit the entire screen. Now, I know that this is not "possible" per se, ...
0
votes
0answers
20 views

Creating a PDF File

I have a folder that contains subfolders with different files inside them (html, css, images, audio files ...). It's basically the contents of a book. How can I create a PDF file from this folder, is ...
0
votes
1answer
106 views

I would like to view full cover of converted pdf ebook originally purchased on Kindle Store

I would like to view full cover of pdf ebook originally purchased on Kindle Store and then converted with Ultimate. I see the thumbnail on my adobe reader app on my ios device. I would like to know ...
0
votes
1answer
19 views

How to convert PDF's with footnotes for Kindle?

I have a collection of PDF files which I'm looking to load onto a Kindle. First, however, they need to be converted. Experimentation gives sub-par results by selecting and converting to mobi through ...
1
vote
2answers
55 views

How can I compress this pdf file without losing readability?

I have a large black and white pdf scan of a book. The book is 1700 pages, and is about 300MB. That is about 150-175kb per page. This strikes me as rather large. Two arbitrarily selected pages are ...
1
vote
1answer
30 views

Possibility of converting a pdf containing equations to mobi

I have a pdf with lots of equations which gets distorted when converted to mobi format using calibre. Is there any reliable way of doing that? The equations in the pdf might have been written using ...
1
vote
1answer
77 views

How to delete the comment in the pdf?

I've tried using Adobe Reader and Adobe Acrobat to delete a comment in a pdf file. The comment was restored the moment I deleted it. How to delete it? File: https://github.com/mjs225/deletepdf/raw/...
2
votes
1answer
207 views

JPG loses quality during ePUB to PDF conversion with calibre

I have a ePUB with a bunch of formulas as JPG files. In the ePUB they are super crisp, but during ePUB to PDF conversion with calibre all the images become blurry, I'd imagine they are JPG compressed. ...
2
votes
2answers
123 views

Is it possible to only extract text from a PDF file for free?

Even if I download books in mobi or epub format for my Kindle, I’ve noticed that files with lots of images/graphs disrupt the formatting. Is there a way to delete all the images from a PDF file for ...
0
votes
0answers
6 views

What are the limits or parameters for send-to-kindle for volume or quantity?

More of an Amazon Kindle policy question than technical. I have about two hundred PDF's which I'd like to load on my Kindle using calibre to send attachments. Each PDF is about fifty pages of text, ...
1
vote
1answer
11 views

How to fit the size of a font to fit a PDF fillable box

More of a pdf editing question. A lot of PDF forms restrict you to put 1 letter in each box when filling them Something like this: Has anyone found a way to fill these forms via computer ? Very hard ...
20
votes
8answers
69k views

How can I translate my ebook?

I downloaded an important PDF e-book but it is not in English. Is there a software or another way I can translate the entire e-book into English or another language?
4
votes
1answer
52 views

How does Google Play choose page number / how to influence it?

Our book has quite simple page numbering: 1, 2, 3 and so on. (We don't use any special numbering for the first pages, e.g.: the book title is on the page 1, technical information about the book is on ...
2
votes
1answer
32 views

want to convert OCR PDF to computer font

my pdf text is too blurry. so i want to convert it to computer font from scanned image.i already tried increassing quality by adobe/edit/preferences/page display.
1
vote
0answers
30 views

Amazon Kindle Fire wont allow allow links in PDFs to work

On my Kindle Fire I opened the PDF via the silk browser. The PDF contains links. On my IOS device i can click on the links in the PDF. On my Kindle Fire the links dont work.
-1
votes
1answer
320 views

Creating books for CreateSpace in InDesign

I'm working on some code to (amongst other tasks) help export an indesign document to a PDF suitable for CreateSpace submission. I've been looking around for the answers to my questions online, but ...
0
votes
0answers
29 views

Is it possible to export this document published with GitBook into a pdf file?

This document says it was published with GitBook (on the left corner after scroll down to the bottom of the page). Is it possible to export the document with multiple pages into a pdf file? Thanks.
0
votes
0answers
11 views

reflowing text in pdf with reasonable filesize

I generally use k2pdfopt to format scanned pdf for my kindle. But this software increases the file size insanely. After converting a file of say, 10 mb, the reflowed version takes a space around 190 ...
1
vote
0answers
10 views

pdf TOC creator for large files upwards of 120MB?

I used to use jPDFbookmark's bookmarks feature to create/adjust tables of contents for PDf files, and it worked perfectly well to that end until I input 130MB file and it was no longer functional, ...
-1
votes
1answer
27 views

pdf with links to different books / folders

I hv received pdf with links to tv shows on tv; another pdf with links to different books (stored in google drive.) So you click on the picture and it takes you to the pdf book and opens it. I have ...
0
votes
0answers
16 views

OCR a scanned pdf without keeping the image

In acrobat, one can overlay text on the original document by the ocr facility. But is there any way of completely removing the existing images behind and only keeping the ocr'ed text? I want to edit a ...
0
votes
0answers
12 views

Is there a tool for heading detection?

Given a PDF without a TOC or bookmarks, is there a way to create a TOC by automatically detecting the headings?
31
votes
12answers
62k views

How to create clickable table of contents in a PDF?

I have many technical PDF ebooks where there are no chapters (no clickable table of contents or other means for quick navigation through a document) and therefore it's really painful to search for ...
5
votes
4answers
303 views

How to write a presentation slide using pdf

I want to create a PDF that can look like¹: This kind of format is good for presentation, since you can reveal items as you read downwards. I would like to know which application I can use to built ...
2
votes
2answers
72 views

Scan epub and pdf to ascertain absence of malware

Is it possible to verify the absence of malware in epub and pdf files?. I'm using a MacBook Air, macOS Catalina, and iPad mini iOS 13. What program can I use?
1
vote
0answers
10 views

Redefining “Page 1” in a djvu or pdf document

For context, I'm a graduate student and I rely on the indexes of digitized books pretty heavily. It is annoying that the page numbers in djvu/pdf files almost always fail to align with those of the ...
1
vote
0answers
41 views

How to make the entries of an existing table of contents clickable as link to the corresponding pages?

I have many eBooks as PDF from SpringerLink, which I use for research purposes. The eBooks have indeed a table of contents (with more than 50 entries sometimes), but unfortunately it is not clickable. ...
16
votes
9answers
71k views

What is a good software for reading ebooks out loud?

I enjoy having the ebooks read out loud. My previous solution has always been to highlight the chapters I want to read and then turn on voiceover in Adobe Reader on my Mac. The advantage is that I can ...
3
votes
2answers
42 views

How to bundle 5 PDF ebooks into 1 file for download

How to bundle 5 PDF ebooks into 1 file for download I have 5 PDF eBooks that I sell I want to have these 5 PDF file into 1 file
5
votes
7answers
569 views

How to remove and add certain pages from pdf file?

There are PDF files which are very long and most of the pages don't provide any essential information. So I want to keep only those pages which are relevant and want to get rid of unnecessary material....
6
votes
3answers
1k views

How to change the font(s) used on a pdf, or improve how they are rendered?

I have an eBook (received from a university where I studied a couple of years back) that has a rather thin font. The text looks as shown in below image. This eBook was not published by the university ...
0
votes
2answers
219 views

Batch conversion of arbitrary formats to djvu, mobi, epub - not with calibre

I have a few thousand files, mostly PDF, many postscript, that I need to convert to several other formats. I can't use calibre (don't get me started) - I have considered writing scripts to dump pages ...
0
votes
0answers
19 views

Is there any app available for reading the books downloaded in PDF format?

I like to listen to audiobooks a lot. Is there application which can read the downloaded books directly? There are various app but you have to manually copy the paragraphs and then it reads for you. ...
6
votes
2answers
6k views

How to export (or share) a highlighted PDF from Kindle Reader?

I can email a PDF to my Kindle Fire Device. I can highlight and take notes in that PDF. I can export the notes and the highlighting. BUT I see no way to share/export the PDF with the highlights. ...
2
votes
1answer
75 views

Recommend a new e-book reader, main need is highlight and add notes to my books

I have an e-book reader ( in fact it is a gift) Kobo aura. The problem I faced with this e-book is that I am not able to highlight in pdf files, nor add some notes to my pdf books as in adobe ...
7
votes
1answer
263 views

Exact readable screen size of Sony PRS-650

I use a Sony PRS-650 and I often create PDF files for it with LibreOffice. These are usually documents which I read only once and I don't care about portability. (I don't read them on other devices ...
6
votes
2answers
1k views

Kobo Aura One or the new 7 inch Kindle Oasis for PDF files?

I have an old 2009 Kindle 4 with its low resolution screen. I work in academia so I read books, articles and technical documents in PDF format on a daily basis. I once tried to use my old Kindle for ...
83
votes
13answers
101k views

Reading PDFs on Kindle device

I have many interesting books and documents in PDF format. Can I read PDFs on Kindle in comfortable way? My concern is, that PDFs are adapted to the print page size and Kindle screen is much smaller....
5
votes
1answer
633 views

Things to consider for choosing an e-ink pdf ereader for science books and papers

I have taken a look at A4 size e-ink ebook readers for pdf files. I have found five models: SONY DPT RP1 Good e-reader 13.3" Onyx Boox Max Carta Dasung Icarus A4 And there is Remarkable, but that ...
5
votes
3answers
712 views

Calibre to Kindle Book Transfer

I just bought a Kindle Paperwhite. I am having troubles transferring books from calibre to Kindle. The major problems that I face are as follows: Font size even after changing the PDF format to ...
6
votes
1answer
6k views

How to install KOReader on Kobo Aura ONE

I am a complete beginner with Kobo or generally ebook readers but I got a Kobo Aura ONE reader mostly for reading PDFs on its large screen. However, the builtin reader is not very great and I have ...
2
votes
1answer
90 views

Standard settings for OCR'ing and compressing a book scan

Is there a set of standard best practices for compressing and adding text recognition to a scan of a book chapter? I'd prefer open source tools, but I'm hoping there is an existing script that ...
9
votes
3answers
1k views

What is the native pixel resolution of the viewable area on a Kindle Paperwhite 2 when displaying a .pdf file?

My goal is to produce files which, when displayed, are rendered 1:1, pixel-for-pixel, in order to ensure maximum text clarity. The values provided in the GUI version of the k2pdfopt program, seem to ...
4
votes
3answers
7k views

How convert multi-column PDF files to readable PDF in 6 inches display devices?

What is the best way to convert multi-column PDF file into readable format in a 6 inch display devices like kindle?
1
vote
0answers
30 views

What are “open” and “closed” settings in PDF bookmarks?

This is an excerpt extracted from the PDF bookmark, using JPdfBookmarks: Believe It or Not: Scientific Progress!?/44,Black,notBold,notItalic,closed,FitPage The Whole Is More Than the Sum of ...