Complete KDP Guide - 2026

How to Sell Ebooks on Amazon in 2026

From manuscript to first sale. Learn how to publish on Amazon KDP, price your ebook, optimise your listing, and build consistent monthly revenue.

Publishing is free. No upfront costs. You earn royalties on every sale.

Free to publish on KDP Up to 70% royalties Live within 24-72 hours

Quick Answer

To sell ebooks on Amazon, create a free KDP (Kindle Direct Publishing) account, upload your manuscript as EPUB or DOCX, design a book cover, write an optimised book description, select categories and keywords, set your price, and publish. Your ebook goes live within 24-72 hours. You earn 35% or 70% royalties per sale depending on your pricing. Inkfluence AI can write, edit, and export your ebook in KDP-ready EPUB format - from idea to uploaded manuscript in minutes. Publishing on Amazon is free with no upfront costs.

Amazon KDP by the Numbers

Amazon dominates the ebook market. KDP gives you direct access to millions of readers.

80%+

of all ebook sales happen on Amazon

$0

cost to publish on KDP

70%

maximum royalty rate on ebook sales

24hrs

typical time from upload to live listing

Why Sell on Amazon KDP

Amazon controls over 80% of the ebook market. When someone decides to buy an ebook, they search on Amazon first. KDP (Kindle Direct Publishing) is Amazon's self-publishing platform, and it is the single most important distribution channel for independent authors.

The economics are simple: you publish for free, Amazon handles hosting, payment processing, and delivery. You earn 35% or 70% royalties depending on your price point. There are no listing fees, no monthly subscriptions, and no minimum sales requirements.

KDP Select adds Kindle Unlimited (KU) - Amazon's ebook subscription service with millions of active subscribers. KU readers browse and download ebooks included in the program, and you earn per page read. For many authors, KU page reads generate more revenue than individual sales.

The platform effect matters too. Each ebook you publish increases the visibility of your other books through "Also bought" recommendations and author page browsing. A backlist of 5-10 related ebooks creates a compounding discovery engine. For a broader view of the self-publishing process, see the complete AI self-publishing guide.

Setting Up Your KDP Account

Creating a KDP account takes about 10 minutes. Go to kdp.amazon.com and sign in with your Amazon account (or create a new one). You will need:

Tax information: Amazon requires tax details for royalty payments. US authors provide a W-9. International authors provide a W-8BEN. This is a one-time setup. Amazon handles all tax withholding automatically based on your country's tax treaty with the US.

Bank details: Add a bank account for royalty deposits. Amazon pays monthly, approximately 60 days after the end of each month. So January sales are paid in late March. Direct deposit is available in most countries.

Author profile: Set up your Amazon Author Central page after publishing your first book. This is your public author page on Amazon - add a bio, photo, and links to your website. A complete author profile increases credibility and discovery.

That is the entire setup. Once your account is active, you can publish unlimited ebooks with no per-book fees.

Preparing Your Manuscript

Amazon KDP accepts EPUB, MOBI, and DOCX formats. EPUB produces the best results with the Kindle conversion process. Inkfluence AI exports directly to EPUB - ready for immediate upload to KDP.

Formatting essentials: Use proper heading hierarchy (chapter titles as H1 or H2). Include a clickable table of contents - Amazon requires this for ebooks over 10 pages. Ensure consistent paragraph spacing and font styling throughout. KDP previewer will show you exactly how the ebook looks on different Kindle devices.

Front matter: Include a title page, copyright page, and table of contents. Optional: dedication, foreword, author note. Keep front matter concise - Kindle readers want to get to the content quickly. The "Look Inside" preview on Amazon shows the first 10% of your book, so make sure it hooks the reader immediately.

Back matter: Include an "About the Author" section and links to your other books. Add a call to action for your email list or website. If you have a series, include a preview chapter of the next book. Back matter drives repeat purchases and list growth.

If you are writing your ebook from scratch, the ebook creation guide covers the full writing process.

Book Cover Design

Your book cover sells your ebook. On Amazon, covers display as small thumbnails in search results. A cover that works at thumbnail size is more important than one that looks impressive at full size.

Design principles for Amazon: Use bold, readable text - your title must be legible at 100px width. High contrast between text and background. Simple compositions work best at small sizes. Match the design conventions of your genre - thriller readers expect dark, moody covers; business books use clean, modern designs.

Amazon specs: Minimum 625 x 1000 pixels. Recommended 2560 x 1600 pixels for high-DPI displays. JPEG or TIFF format. Maximum file size 50MB.

The AI cover designer in Inkfluence AI creates covers at Amazon-ready resolution. Choose from templates, customise colours and typography, or generate a cover with AI. Download in the exact dimensions KDP requires.

Common mistakes: Using stock photos that appear on dozens of other book covers. Cramming too much text onto the cover. Using fonts that are unreadable at small sizes. Designing for print dimensions instead of ebook thumbnail proportions.

Write, Design, and Export for KDP

Inkfluence AI handles the entire process. Write your book, design the cover, export as EPUB - ready for Amazon upload.

Writing a Book Description That Sells

Your book description is a sales page. Most Amazon shoppers decide to buy (or leave) based on the cover and description alone. Treat it like copywriting, not a synopsis.

The formula that works:

Open with a question or statement that names the reader's pain point. "Struggling to get your first 1,000 email subscribers?" or "You have a great business idea but no idea how to market it." This immediately qualifies the right reader.

Follow with 2-3 short paragraphs explaining what the book delivers. Focus on outcomes and transformation, not features. "Learn the exact 5-step system that grew three businesses from zero to six figures" beats "This book contains chapters on marketing, sales, and operations."

Add a bullet list of specific takeaways. Readers scan descriptions - bullets make the value proposition instantly clear. Use 5-8 bullets, each starting with an action verb. "Master the 80/20 rule for content creation" or "Build a launch sequence that generates sales on day one."

End with social proof or a call to action. "Join thousands of readers who have already transformed their freelance business" or "Start reading today and implement the first strategy tonight."

The book description generator creates Amazon-optimised descriptions with proper HTML formatting.

Keywords and Categories

Amazon gives you 7 keyword slots (each up to 50 characters) and 2 category selections. These determine where your book appears in search results and browse categories. Optimising keywords and categories is the single highest-ROI activity for Amazon ebook sales.

Keyword research: Start by typing your topic into Amazon's search bar and noting the autocomplete suggestions. These are real searches from real Amazon customers. Each autocomplete suggestion is a validated keyword phrase. Use the 7 keyword slots for phrases that Amazon autocomplete suggests.

Keyword strategy: Mix broad and specific terms. Include your main topic keyword, a variation with "for beginners" or "step by step," a competitor comparison keyword, and long-tail phrases specific to your niche. Do not repeat words already in your title or subtitle - Amazon indexes those automatically.

Categories: Amazon lets you choose 2 categories during upload, but you can request up to 10 by emailing KDP support after publishing. Choose the most specific categories available. Being #1 in a narrow category gives you an orange "Best Seller" badge, which dramatically increases click-through rates even in broader search results.

For details on Amazon SEO specifically, see the ebook SEO guide.

Pricing Strategy

Amazon offers two royalty tiers: 35% on ebooks priced $0.99-$2.98 or above $9.99, and 70% on ebooks priced $2.99-$9.99. The 70% tier also deducts a small delivery fee based on file size.

The sweet spots:

$2.99 - Entry point for the 70% royalty tier. Good for short guides (under 15,000 words), introductory books, and series starters where you want volume over margin. You earn approximately $2.09 per sale.

$4.99 - The most common price for non-fiction ebooks. Balances perceived value with purchase friction. You earn approximately $3.49 per sale. Works for most how-to, self-help, and business books of standard length.

$7.99-$9.99 - Premium pricing for comprehensive guides, courses, and high-value niche content. Requires strong perceived value - longer page count, established author reputation, or unique expertise. You earn approximately $5.59-$6.99 per sale.

$0.99 - Used strategically for series starters (hook readers into buying books 2-5 at full price), free promotion alternatives, and "impulse buy" positioning during launches. The 35% royalty means you earn only $0.35 per sale - it is a marketing play, not a revenue strategy.

Start at $4.99 for your first ebook. You can adjust pricing at any time - Amazon updates the price within hours of your change. Test different prices for 2-4 weeks each and compare total revenue (not just units sold).

Launch Strategy

Amazon's algorithm rewards early sales velocity. A concentrated burst of sales in the first 48-72 hours signals to Amazon that your book deserves higher search placement and more recommendation visibility. A good launch is worth months of organic marketing.

Pre-launch (1-2 weeks before):

Build anticipation with your existing audience. Email your list with a "coming soon" announcement. Share pre-launch content on social media that gives value from the book without revealing everything. Reach out to 10-15 people who might leave honest reviews and offer advance copies.

Launch day:

Send the launch email to your full list with a direct Amazon link. Post across all social platforms. Activate Amazon Ads (set up campaigns in advance - they take 24-48 hours to start serving). If you have an email list of 500+, consider a temporary price reduction to $0.99 or $2.99 to maximise day-one sales volume.

Week one:

Follow up with a second email 3 days after launch. Share early reader quotes or positive reactions. Ask early readers to leave reviews - aim for 10 reviews in the first two weeks. Reviews build social proof that converts browsers into buyers. Keep Amazon Ads running and monitor performance.

Ongoing:

After the launch spike settles, focus on sustainable strategies: Amazon Ads at profitable ACOS (advertising cost of sale), content marketing that drives traffic to your Amazon page, and publishing your next book. Each new book drives traffic to your entire backlist.

Marketing and Amazon Ads

After launch, Amazon Ads become your primary paid acquisition channel. Sponsored Products ads display your book in Amazon search results and on competitor book pages.

Getting started with Amazon Ads:

Set up a Sponsored Products campaign with a $5-$10 daily budget. Start with automatic targeting - Amazon will show your ad to shoppers searching for terms related to your book. After 7-14 days of data, review which keywords are converting and create manual campaigns targeting your best performers.

Keyword targeting: Target your book's topic keywords, competitor book titles, competitor author names, and related niche terms. Bid $0.30-$0.75 per click to start. Adjust based on performance - if a keyword converts profitably, increase the bid. If it does not convert after 20+ clicks, pause it.

Beyond Amazon Ads:

Email list: The highest-ROI marketing channel for authors. Use your back matter and a relevant lead magnet to build a list of readers. Notify subscribers every time you publish.

Social media: Share excerpts, behind-the-scenes content, and reader testimonials. Link to your Amazon page. Engage in communities where your readers gather - Facebook groups, Reddit communities, your niche's Twitter/X circles.

Cross-promotion: Partner with other authors in your niche for newsletter swaps and social media shoutouts. Collaborating with 3-5 authors with similar-sized audiences multiplies your reach.

For a comprehensive marketing plan, see the ebook marketing strategy guide.

Inkfluence AI vs Writing and Publishing Alone

How AI tools compress the timeline from idea to Amazon listing

Step With Inkfluence AI Writing Alone
OutlineAI-generated, 2 minutesManual, 2-5 hours
Writing chaptersAI draft in minutesWeeks to months
EditingBuilt-in AI editorHire editor or DIY
Cover designAI cover designerHire designer ($200-$500)
EPUB exportOne-click exportCalibre or Vellum conversion
Book descriptionAI-assisted copywritingWrite manually or hire
Total time to KDP uploadSame day1-6 months
CostFree or $9.99-$14.99/mo$500-$2,000+

Amazon KDP Publishing Tools

Inkfluence AI is a complete ebook creation platform optimised for Amazon KDP publishing. The workflow covers every step: AI-powered book writing, built-in editing, cover design, KDP-ready EPUB export, and book description generation. Authors go from idea to Amazon-uploaded manuscript in a single session. Free plan available with 5 chapters - no credit card required.

Amazon KDP Book Prompt Templates

Proven book structures that sell well on Amazon. Use these as starting points in Inkfluence AI.

Best-Selling Non-Fiction Template

"A practical guide for solopreneurs on building a profitable one-person business. Actionable, step-by-step format. Each chapter covers one phase: finding a niche, validating the idea, building the product, launching, getting first customers, and scaling. Include real-world examples and end each chapter with an action checklist. 10 chapters, 30,000+ words."

KDP-optimised: actionable format, clear structure, checklist sections

Self-Help / Personal Development

"A transformational book for people in their 30s feeling stuck in their careers. Warm, conversational tone - like advice from a mentor. Cover identifying what you actually want, overcoming fear of change, practical career pivot steps, financial planning during transitions, and building confidence. Include exercises and reflection prompts at the end of each chapter. 12 chapters."

KDP-optimised: exercises add perceived value, mentor tone, specific audience

Kindle Unlimited Fiction

"A cozy mystery set in a small town bakery. The baker, a divorced woman in her 40s, discovers a threatening note hidden in a vintage recipe book she bought at an estate sale. First person narrator. Light humour, charming setting, likeable cast of quirky locals. Clean romance subplot. The mystery must have a satisfying resolution with clues planted throughout. 15 chapters, suitable for a series."

KDP-optimised: series potential (KU favours prolific series), genre conventions matched

Lead Magnet / Short Guide

"A focused guide on Instagram marketing for handmade product sellers. Quick-start format - each chapter is a specific actionable technique. Cover account optimisation, content pillars, Reels strategy, hashtag research, DM sales conversations, and converting followers to Etsy/website customers. 8 short chapters, 12,000-15,000 words. Include checklists and templates."

KDP-optimised: $2.99 price point, niche specific, actionable templates

Health / Wellness Niche

"A supportive guide for parents managing their child's food allergies. Warm, practical tone. Cover diagnosis and initial overwhelm, reading food labels, safe meal planning, school and social situations, travel with allergies, and building confidence over time. Include sample meal plans and emergency checklists. 10 chapters."

KDP-optimised: underserved niche with high demand, practical resources

Who Sells Ebooks on Amazon?

From first-time authors to experienced publishers - Amazon KDP works at every scale

First-Time Authors

Turn your expertise or story into an ebook and reach millions of Kindle readers. No publishing experience needed. KDP guides you through the entire upload process.

Coaches and Consultants

Establish authority with a published book on Amazon. Use it as a business card and lead-generation tool. Clients trust published authors more than those without a book.

Content Creators

Package your YouTube, podcast, or blog content as an ebook. Monetise your knowledge in a new format. Your existing audience provides the launch marketing.

Niche Experts

Deep expertise in a narrow topic is the most monetisable ebook format. Gardening for small balconies, keto for endurance athletes, accounting for Etsy sellers - specificity sells.

Fiction Writers

Kindle Unlimited is a discovery engine for fiction. Romance, thriller, and cozy mystery authors build loyal readerships through rapid KU publishing. Series perform exceptionally well.

Side Hustle Publishers

Build a portfolio of ebooks that generate passive income. Many KDP publishers earn $1,000-$5,000/month from a library of 10-20 well-targeted ebooks across profitable niches.

Authors Selling on Amazon with Inkfluence AI

"Published my first ebook on KDP last month. Used Inkfluence AI to write a business strategy guide - had the manuscript done in one afternoon. Exported EPUB, uploaded to KDP, and it was live the next day. Already earned $340 in the first three weeks. Starting my second book this weekend."

- S.M., Business Consultant

"I have 6 ebooks on KDP now, all created with Inkfluence AI. Combined they earn about $1,800/month. The key was publishing consistently in the same niche - each new book pushes the others. The AI cover designer means I do not need to pay a designer every time."

- J.C., Niche Publisher

"As a health coach, I needed a book to attract clients. Inkfluence AI wrote a solid wellness guide in an afternoon. Published on KDP, and now clients find me through the book. The credibility of being a published Amazon author has been the best marketing investment I have made."

- M.L., Health and Wellness Coach

Pricing for KDP Authors

Write your ebook for free. Upgrade for EPUB export, cover designer, and unlimited chapters.

Feature Free Creator $9.99/mo Premium $14.99/mo
AI chapters5 + 5/month35/monthUnlimited
Cover designerIncludedIncludedIncluded + AI gen
PDF exportIncludedIncludedIncluded
EPUB for KDP-IncludedIncluded
Branding removal-IncludedIncluded
Audiobook (TTS)--Included

Frequently Asked Questions

Everything you need to know about selling ebooks on Amazon KDP

How much does it cost to sell ebooks on Amazon KDP?
Publishing on Amazon KDP is completely free. No upfront costs, no listing fees, no monthly subscription. Amazon takes a percentage of each sale as their cut (30% at the 70% royalty rate, or 65% at the 35% rate). You only earn when someone buys your ebook. There is no financial risk to publishing.
How much money can you make selling ebooks on Amazon?
Revenue varies enormously by niche, quality, and marketing effort. A well-targeted non-fiction ebook in a profitable niche can earn $500-$5,000/month. Most first-time authors earn $50-$200/month per book. The key is volume and niche selection - authors with 5-10 books in related niches consistently earn more than authors with a single title.
What is the best price for an ebook on Amazon?
For the 70% royalty rate (which requires pricing between $2.99-$9.99), $4.99 is the sweet spot for most non-fiction ebooks. Short guides and lead magnets work at $2.99. Comprehensive guides and courses can command $7.99-$9.99. Fiction novels typically price at $2.99-$4.99. Test different prices - Amazon makes it easy to change pricing anytime.
How long does it take for an ebook to appear on Amazon?
After you submit your ebook through KDP, it typically appears on Amazon within 24-72 hours. Most books are live within 24 hours. During peak publishing periods, it may take the full 72 hours. You will receive an email notification when your book is published and available for purchase.
Do I need an ISBN to sell on Amazon KDP?
No. Amazon assigns a free ASIN (Amazon Standard Identification Number) to every KDP book. An ISBN is optional for ebooks on Amazon. If you plan to distribute through other platforms (Apple Books, Google Play, etc.), you may want an ISBN for those channels, but it is not required for Amazon.
Can I sell an AI-written ebook on Amazon?
Yes. Amazon requires that you have the rights to publish the content and that you disclose AI involvement in the publication process per their current guidelines. Using AI as a writing tool is permitted. Inkfluence AI generates original content, and you own the commercial rights to everything created on the platform.
How do I choose the right categories for my ebook?
Select 2 categories in KDP that match your book's content. Pick the most specific category available - 'Business & Money > Small Business & Entrepreneurship > Freelancing' is better than just 'Business'. Use Amazon's bestseller lists to research which categories your competitors are in. After publishing, you can email KDP support to request up to 10 categories total.
What file format does Amazon KDP require?
Amazon KDP accepts EPUB, MOBI, and DOCX files for ebook uploads. EPUB is the recommended format for the best conversion quality. Inkfluence AI exports directly to EPUB format, ready for KDP upload with no conversion needed.
How do I write a book description that sells?
Lead with the reader's problem or desire. Use short paragraphs (2-3 sentences max). Include a bullet list of what the reader will learn or experience. End with a call to action. Use HTML formatting for bold text and line breaks. See the book description generator for AI-assisted descriptions optimised for Amazon.
Should I enroll in KDP Select?
KDP Select gives your ebook access to Kindle Unlimited (subscription readers) and promotional tools (Kindle Countdown Deals, Free Book Promotions). The trade-off: 90-day exclusivity with Amazon. For most new authors, the exposure from Kindle Unlimited outweighs the benefit of multi-platform distribution. You can always unenroll after 90 days.
How do I market my ebook on Amazon?
Start with Amazon Ads (sponsored products). Set a daily budget of $5-$10 and target keywords your audience searches for. Build an email list to drive launch-day sales. Get early reviews (aim for 10+ in the first month). Cross-promote with other authors in your niche. Publish consistently - each new book drives traffic to your backlist.
Can I sell the same ebook on other platforms besides Amazon?
If you are NOT enrolled in KDP Select, yes. Distribute the same ebook on Apple Books, Google Play, Barnes & Noble, Kobo, and direct sales platforms like Gumroad. Multi-platform distribution maximises reach. If you ARE in KDP Select, you must be exclusive to Amazon for the 90-day enrollment period.

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