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Book Design 21 Mar 2026 · 3 min read

Last reviewed by The publishing.co.uk Team — May 2026 Enter your book details below to get exact cover dimensions. The visual diagram …

Tools & Software 21 Mar 2026 · 3 min read

Last reviewed by The publishing.co.uk Team — May 2026 Use this calculator to find the exact gutter margin Amazon KDP requires for your …

Tools & Software 21 Mar 2026 · 2 min read

Last reviewed by The publishing.co.uk Team — May 2026 Calculate your exact royalty per sale on Amazon KDP. Switch between paperback and …

Tools & Software 21 Mar 2026 · 2 min read

Last reviewed by The publishing.co.uk Team — May 2026 Calculate the exact spine width for your Amazon KDP paperback. The spine width …