The reading room
Guides
Plain-English answers to the questions every ebook owner eventually googles.
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EPUB vs MOBI vs AZW3 vs KEPUB vs PDF, explainedThe five formats that matter, what each is actually for, and which one your library should standardise on.
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The complete guide to Send to KindleEvery way to get a book onto a Kindle in 2026 – email, apps, USB – and how to fix the files it rejects.
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EPUB too big for Send to Kindle? Here’s the fixWhy your book blew past the 200MB limit, and how to shrink it without touching a word of the text.
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KEPUB: why your Kobo reads better with itFaster page turns, reading stats and proper highlights – what KEPUB changes and how to convert.
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Calibre without the installAn honest comparison: what Calibre still does best, and when a browser tab is the better tool.
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The self-publisher’s EPUB checklistSix checks that catch nearly every KDP and Apple Books rejection before you submit.
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Are online converters actually safe?The FBI’s converter-scam warning explained, and how to verify a no-upload claim – including ours.