Powerful calculators and analytics tools to help you publish smarter. Completely free.
Calculate your exact earnings for Paperback and Hardcover books. Includes printing costs.
Estimate Kindle earnings for 35% and 70% royalty options, factoring in delivery costs.
Generate 35+ templates including Graph, Ruled, Music, and more with bleed & preview.
Calculate exact print cover dimensions including spine width for Paperback and Hardcover.
Find the best low-competition categories and keywords for your books.
Exact image specifications and sizes for all Amazon A+ Content modules.
Find the perfect trim size for 100+ book types (Journals, Planners, Novels).
Turn Best Sellers Rank (BSR) into estimated daily and monthly sales numbers.
Estimate your earnings from Kindle Unlimited page reads based on current global rates.
Budget your book launch. Calculate editing, cover, and marketing costs + break-even point.
See how much you earn from Audiobook sales with Exclusive (40%) vs Non-Exclusive (25%) rights.
Estimate daily audiobook sales based on ranking.