How to Track Book Sales by ISBN?

An ISBN is the product key used to match sales records to a specific publisher, edition, and format. It does not store sales counts, transmit checkout events, or provide a universal public total. To track a book accurately, use the ISBN to join retailer, distributor, direct-sales, inventory, returns, and third-party market reports. For your own […]

When Should You Buy an ISBN? Timeline and 2026 Costs

When Should You Buy an ISBN

The right time to choose an ISBN route is when your formats, publishing entity, and distribution channels are clear. The right time to buy a publisher-controlled ISBN or block is before a required identifier becomes a dependency for metadata, preorder setup, final files, or distribution. The right time to assign one to a specific book […]

How to Convert PDF to EPUB Without Breaking the Book

You can convert a simple, text-based PDF to EPUB with free tools, but a publishable result usually requires more than changing the file extension. PDF stores content as positioned pages; reflowable EPUB stores structured text that adapts to screen size, font choice, and reader settings. The conversion must recover reading order, headings, paragraphs, links, images, […]

How Much Does It Cost to Self-Publish a Book in 2026?

How Much Does It Cost to Self-Publish a Book

A professional self-published book commonly costs a few thousand dollars, but the defensible range is wide. Reedsy’s guide, updated March 3, 2026 and based on more than 230,000 freelancer quotes, estimates $2,940 to $5,660 for self-publishing. A heavily DIY release can cost far less; a complex illustrated book, full editorial program, audiobook, or sustained marketing […]