Self-Publishing Royalty Calculator

Compare royalty earnings across Amazon KDP, IngramSpark, Smashwords, Okadabooks, and Bambooks. Find the best platform for your book and the pricing sweet spot that maximises earnings.

📖 Self-Publishing 💰 Royalties 📊 Comparison

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Book Details

Book Price (USD)

Format

Page Count

Monthly Sales Estimate

Country (for local currency)

Best Platform Monthly Earnings

Annual Best-Case

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Platform Comparison

Platform	Royalty Rate	Per Copy	Monthly	Annual	Notes

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Price Sweet Spot Analysis

Price Point	KDP Royalty %	Monthly @ est. sales	Annual

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KDP 70% Royalty Tip

To qualify for Amazon KDP's 70% royalty tier, price your ebook between $2.99–$9.99. Outside this range you earn only 35%. Most successful indie authors price at $2.99, $3.99, or $4.99 — balancing royalty rate vs volume of sales.