Free tools for self-publishing authors
Four free tools for authors who are planning a book, from Harmony Publishing Nigeria, a company for self-publishing and book printing in Lagos. No sign-up, and every figure names its source.
- Spine width calculator
Spine width and full cover size from the page count and paper.
- Word count to page count
Estimate pages for a manuscript by trim size and font.
- Amazon KDP royalty calculator
Paperback and eBook royalty on Amazon.com.
- Book printing cost calculator
A delivered price for your print run, from the printer's own quotes.
Written by the Harmony Publishing Editorial Team. What is Harmony Publishing?