WhistlePig Publishing · Author Tools

Plan your book with practical, customizable cost calculators.

Book Editing Cost Calculator

Enter your manuscript length and select the editing services you need. Rates are editable planning assumptions, not quotes.

Illustrative per-word rates are prefilled for convenience. Editing prices depend on genre, complexity, manuscript condition, and scope. Request a written quote before committing.
Estimated editing total$0

ISBN Cost & Bulk Savings Calculator

Compare U.S. Bowker package options. Edit the prices to match the current checkout price before purchasing.

Editable Bowker package prices (USD)

Each separately published format or edition may need its own ISBN. Ebooks may not require an ISBN on some platforms. Free platform-assigned ISBNs have restrictions; check the distributor's rules. The prices shown are starting assumptions, not a live Bowker price feed.

Book Cover Design Cost Calculator

Compare DIY, premade, and custom cover options, including extra format adaptations.

The design approaches do not automatically imply a market price. Enter your own estimates or actual quotes. Confirm commercial rights and print specifications before using a cover.
Estimated cover cost$0

Book Royalty & Break-Even Calculator

Estimate per-copy income using the terms of your selected publishing channel.

Royalty formulas differ across KDP, IngramSpark, retailers, ebook programs, and sales territories. Enter the effective rate and deductions from your actual channel; these defaults are only an example.
Estimated earnings per copy$0
Copies to break even—
Result after upfront costs$0
All-in-one planner

Complete Self-Publishing Budget Calculator

Use this independently or import estimates from the smaller calculators. Compare a lean budget with a more fully outsourced approach.

My actual / planned budget

Scenario comparison

These are editable illustrative amounts per book—not quotes or promises of quality.

Your publishing budget

My planned upfront total$0
Lean scenario$0
Outsourced scenario$0

Sales and break-even

Use the Royalty Calculator tab to change selling price, channel rate, printing cost, and projected sales.

Estimated earnings per copy$0
Copies to recover my planned costs—