Last reviewed by Robert Prime — May 2026
Introduction
Amazon takes 30-65% of every book you sell on KDP. Selling direct to readers via your own website — through Shopify, Payhip, BookFunnel Direct, or similar — lets you keep 80-95%.
It sounds obvious. In practice it's complicated: you handle payment processing, file delivery, customer service, VAT, and you replace Amazon's enormous discovery engine with your own marketing.
This guide covers when direct sales actually pay off, the three platforms most indie UK authors use in 2026, and what UK tax compliance looks like.
Why authors sell direct
The headline reason: royalty share.
- Amazon KDP ebook: 35% (under $2.99 or over $9.99) or 70% (between).
- Direct via Shopify: 95% (minus 2-3% payment processing fees and £25/month subscription).
- Direct via Payhip: 95% (minus 5% Payhip fee + 2-3% Stripe/PayPal).
- Direct via BookFunnel Direct: 90% (minus 10% BookFunnel fee + 2-3% Stripe).
For a £4.99 ebook:
- KDP at 70%: £3.49 royalty
- Direct via Payhip: £4.51 royalty
- Direct via Shopify: £4.62 royalty (averaged across subscription cost)
But that's only revenue — you have to actually drive the sale.
When direct sales pay off
Direct sales work when:
You have an engaged email list. 1,500+ subscribers minimum, ideally 3,000+. Direct sales replace Amazon's discovery with your list's existing reader relationship.
You sell bundles or premium editions. A launch-day exclusive bundle (book + bonus chapter + author commentary) at £14.99 has 90%+ direct royalty and Amazon doesn't sell it.
You sell signed paperbacks. Amazon doesn't support author-signed books. Selling 100 signed copies direct at £15 each adds £1,400+ in revenue per launch.
You sell back-catalogue bundles. A complete-series bundle at £24.99 — 5 ebooks sold directly. Amazon would charge you their cut on each.
You sell related products. Workbooks, audiobooks via BookFunnel, online courses, swag.
You're in genres or markets Amazon undersexposes. Niche non-fiction, technical books, regional UK fiction.
When direct doesn't pay off
- Debut author with no list. You'll get 0-5 sales per book vs hundreds on Amazon.
- Genre fiction where the Amazon algorithm drives discovery. Romance, thriller, cosy mystery — most sales are Amazon-discovered. Direct can be a small supplement, not a primary channel.
- No marketing time. Direct requires you to drive every sale yourself.
- VAT-shy authors. Direct sales of digital goods to EU/UK consumers have VAT implications (more below).
For 80% of indie authors: direct sales are a supplement to Amazon, not a replacement.
The three platforms worth knowing
Payhip (payhip.com)
Cost: Free + 5% per sale (or paid plans £24-£99/month with 2% per sale).
Best for: Authors testing direct sales. Easy setup, no monthly cost on the free plan.
Features:
- Sell ebooks, audiobooks, courses, memberships
- File delivery automatic
- Coupons and discount codes
- Affiliate program built-in
- Multi-currency
Verdict: The most-accessible starting point for indie authors. Use this until your direct revenue justifies Shopify.
BookFunnel Direct (bookfunnel.com/direct)
Cost: £100/year subscription + 10% per sale + Stripe fees.
Best for: Authors already using BookFunnel for ARC distribution and reader magnets.
Features:
- Designed specifically for indie author direct sales
- Sells ebooks, audiobooks, and ARC distribution from one place
- Reader gets all your books in one BookFunnel library
- Strong DRM-free delivery to any device
Verdict: Best if you already use BookFunnel. Higher per-sale fee but integrates with reader-magnet workflow.
Shopify (shopify.com)
Cost: £25/month basic plan + transaction fees + domain.
Best for: Authors with £500+/month in direct sales, multiple products, or selling physical goods.
Features:
- Full e-commerce platform
- Multi-channel selling (also on Facebook, Instagram)
- Multi-currency
- Strong shipping integration for paperback
- Inventory management for signed books
Verdict: Heavy artillery for serious direct sellers. Overkill for early-stage.
Other options
- Gumroad — used to be the default; less popular post-2022 fee changes. Now 10% + Stripe fees.
- Sellfy — similar to Payhip, slightly different feature set.
- Selz — UK-based, discontinued in 2024. Don't use.
- WooCommerce on WordPress — free + setup labour. Reasonable if you already have WordPress.
UK VAT — the real complication
This is where direct sales get UK-specific complicated.
Background: When you sell digital products (ebooks, audiobooks, downloads) to consumers in the EU, you're supposed to charge VAT at the buyer's local rate and remit to the buyer's country. UK still has this obligation for EU sales post-Brexit; UK customers pay UK VAT (zero-rated on ebooks since 2020).
The practical reality for indies:
- Most platforms (Payhip, Shopify, BookFunnel Direct) handle VAT calculation for you
- You register for VAT MOSS (or now One-Stop Shop / OSS) to remit EU VAT
- Or you set the platform to "VAT included" pricing and let the platform handle remittance
- Under the £85k UK VAT registration threshold, you don't charge UK VAT to UK buyers
- But you may still need to register for OSS to sell to EU consumers (lower thresholds apply)
Simpler path for most UK indies: restrict direct ebook sales to UK customers only (no EU sales). Avoids the OSS registration. Your platform can geo-restrict.
For physical books (paperbacks shipped to UK customers): standard UK VAT rules apply. Under £85k turnover: not VAT-registered, no VAT charged. Over: register for VAT.
Get an accountant if you're seriously selling direct internationally. The amounts are small relative to potential errors.
How to actually drive direct sales
You can't rely on Amazon's algorithm. Direct sales need active driving.
Tactics that work:
Launch-day "direct first" window. Tell your list: "Buy direct today for [discount/bundle/signed copy]. Available on Amazon from [tomorrow/next week]."
Loyalty / VIP tier. Subscribers who've been on your list for 12+ months get a discount code for any direct purchase.
Back-catalogue bundles. Series complete bundle at 20% discount. Only available direct.
Pre-orders direct before Amazon pre-order. Pre-order with bonus content not in the Amazon version.
Signed paperback / hardcover. Limited edition, signed by you, shipped via Royal Mail.
Author-direct audiobook. Sometimes available before retail.
Subscription / membership tier. Patreon-style, but on your own platform. £5/month for monthly bonus content.
Realistic revenue expectations
For an established UK indie author with a 3,000-subscriber engaged list:
- Launch-day direct sales (without much push): 50-150 sales × £4.99 = £250-£750
- Launch-day direct sales (active push, bundle offer): 150-400 sales × £9.99 (bundle) = £1,500-£4,000
- Annual direct revenue (signed paperback + bundles + back-catalogue): £3,000-£15,000
Compared to Amazon revenue of typically £20,000-£100,000/year for the same author, direct sales are 5-20% of total revenue. Useful — not transformational.
For authors with massive lists (10k+) and active direct-sales pushes: direct can be 20-40% of total revenue.
The Brandon Sanderson model (the dream)
Brandon Sanderson's 2022 Kickstarter raised $42 million selling books direct to readers. Other authors have replicated the model at smaller scale: build a massive list, Kickstart a launch, deliver via your own fulfilment.
The model works for authors with:
- 50k+ engaged readers/subscribers
- An existing audience that trusts you
- Capacity to handle large-scale fulfilment
For most indies: aspirational, not immediate. But the seed (an engaged email list) is the same.
Common mistakes
- Building direct sales infrastructure before having a list. No buyers.
- Treating direct as primary, Amazon as secondary. For most indies, the reverse is correct.
- Ignoring VAT. Costly mistakes possible.
- Underpricing the direct offer. Direct buyers expect more value — signed copies, bundles, bonuses.
- Cannibalising Amazon launch. If you sell direct on launch day at a discount, Amazon launch metrics suffer (lower BSR, slower Hot New Releases). Time the direct window carefully.
- Manual order processing. Use a platform that automates delivery; don't email files manually.
UK-specific gotchas
- VAT MOSS / OSS registration is required for EU sales over threshold.
- Royal Mail shipping rates are the realistic option for signed paperbacks — factor £2-£5 per UK shipment, £8-£15 international.
- Cash flow — Stripe payouts on a rolling delay (2-7 days). KDP pays 60 days after end-of-month.
- HMRC treats direct sales as same self-employment income. No different tax category.
- Bank charges — international Stripe sales convert at exchange rate; use a Wise or Revolut multi-currency account to minimise fees.
When to start
The pragmatic decision tree:
- 0-1 books out, no list: don't bother with direct yet.
- 2-3 books, 500-1,500 subscribers: consider Payhip for back-catalogue bundles. Free to set up.
- 4-6 books, 1,500-3,000 subscribers: active direct sales tactics, BookFunnel Direct or Payhip.
- 7+ books, 3,000+ subscribers: consider Shopify when direct revenue exceeds £500/month.
- Established author 10+ books, 10k+ subscribers: Shopify + actively driving direct as 20-40% of revenue.
The bottom line
Direct sales add 5-40% to indie author revenue depending on list size and effort. They're a supplement to Amazon, not a replacement, for most authors.
Start with Payhip (free) or BookFunnel Direct (£100/year + 10%). Upgrade to Shopify when direct revenue exceeds £500/month. Handle VAT properly (use platform features). Drive direct via launch-day windows, bundles, signed copies, and exclusive content.
The economic upside is real. The administrative complexity is also real. Treat direct sales like a separate small business line, not a hobby.
Frequently asked questions
Will direct sales hurt my Amazon rankings?
Slightly — direct sales don't count toward Amazon BSR. A coordinated launch where Amazon launch comes 1-2 days after direct launch minimises the impact.
Do I need to remove my book from KDP Select to sell direct?
Yes — KDP Select requires Amazon exclusivity for ebooks. You can be in KDP Select OR sell direct, not both for the same ebook.
How do I handle refunds for direct sales?
Platform-dependent — most allow refunds within 30 days. Industry norm: refund freely; readers rarely abuse.
What about EU VAT after Brexit?
UK sellers still owe EU VAT on B2C digital sales above threshold. Register for OSS to remit. Easiest: geo-restrict direct sales to UK only.
Can I sell direct in the US without VAT?
US doesn't have VAT (it has state sales tax). Most US states don't require collection for small sellers; the threshold varies. Get accountant advice if US direct sales become meaningful.
