Digital products · marketing-arbitrage playbook

Four ways to sell digital products

The demand is already proven by other sellers — most of them just can't market. These lists are picks where we win on distribution, split by the channel that fits each one. All figures are directional (third-party trackers + case studies); validate volumes before building.

The bet: ~44% of digital products make £0 — not because they're bad, but because the seller has no SEO, no site, no list, no ads. We find proven-selling products, rebuild them, and out-market the amateur. Safest of all: bolt a product onto fleet traffic we already have, so there's no cold marketing at all.
01

Organic — bolt onto our fleet sites

Lowest-risk of the four — no cold marketing at all. Each product is the exact thing the visitor already came for, sold to traffic a fleet site already gets. The £-product also doubles as an email lead-magnet for retargeting.

Start here → 3D-print cost calculator. Cheapest & fastest to build (~1 day), zero regulatory risk, proven Etsy category, and it aligns with PrintGauge which is already on the board. Run the full build → list → ads loop once on something that can't hurt you.

3D-print cost / price calculator start here

£6–15build: low ~1 dayExcel + Sheets

Electricity, filament £/kg, machine wear, labour, margin; multi-printer/material manager.

Site: PrintGauge (maker traffic). No ads needed.
Dozens of live Etsy listings sell exactly this to print-farm makers.

UK business-grant finder + application pack already queued

£12–29build: med 2–3 daysPDF + Sheet + Notion

Curated live UK grant list by region/sector + proposal, budget & eligibility templates.

Site: FundBiz grant traffic — this IS the Capalona grants task. Funnels to the finance lead form.
Gumroad "200 grants + templates" packs + Etsy grant packs sell today.

Spray-foam removal cost + contractor-vetting kit

£9–19build: low ~1 dayPDF + Sheet

m² cost ranges, hidden-cost checklist, quote-comparison sheet, red-flag questions, mortgage-impact one-pager.

Site: HomesAndHedge / Sorted Property. Visitors arrive mid-panic (mortgage refused) = peak buy-intent.
Whole cottage industry of spray-foam cost guides ranking already.

Menopause tracker + supplement / meal guide

£7–15build: med 1–2 daysPDF / NotionYMYL — info only

12-month symptom + HRT/cycle tracker, phytoestrogen food list, 7-day meal plan.

Site: Her Vitals. Keep it "track & discuss with your GP" — no dosage advice.
Two proven Etsy categories (trackers + meal plans) combined.

Home-renovation cost estimator

£8–18build: low ~1 dayExcel + Sheets

Room-by-room budget, estimated-vs-actual, labour+materials, contingency, contractor payment schedule.

Site: Trusted Interiors / Sorted Property. Broadens home vertical beyond spray foam.
One of the most reliable Etsy download niches ("remodel budget planner").

Card-machine cost comparison + switching kit

£5–12build: low 1–2 daysSheet + PDF

Flat-rate vs interchange++ decision tool, "true monthly cost" calc, hidden-fee checklist, switching-letter template.

Site: MerchantHQ. Stay genuinely neutral & disclose referral commission.
Retailers actively price-shop card fees; providers all rank "compare fees".

First-time-buyer affordability & deposit planner (UK)

£6–14build: med 1–2 daysSheets/ExcelFCA — info only

Borrow estimate, monthly-cost with rate stress-test, deposit tracker, upfront-cost checklist (SDLT, survey, solicitor).

Site: MortgageExplained. "Not advice — see a regulated broker"; feeds introducer form.
Etsy UK already sells "Mortgage Affordability Calculator UK".

Adult ADHD planner + "waiting-list survival" pack (UK)

£7–19build: med 2–3 daysPDF / Notion / GoodNotes

Undated daily/weekly, task-initiation & body-doubling sheets, meds tracker, "while you wait for NHS assessment" pack.

Site: ADHD Helper. Frame as organisation, not therapy.
FutureADHD's Etsy planner has 6,000+ reviews — massive repeat-buy category.
02

Etsy — ride the built-in buyer traffic

95M+ buyers already searching; our edge = SEO + off-Etsy traffic the incumbents ignore. The top shops here have huge sales but no brand, no site, no list. Low-saturation niches we can dominate; saturated ones we only win via external traffic (Pinterest/Google/FB), never Etsy search alone.

Best risk/reward: condition-specific health trackers & professional-service template kits — low saturation, low build effort, buyers cluster in named FB/Reddit groups (perfect ad targeting) and search exact Google terms.

Condition-specific health trackers low saturation

£7–18build: lowPDF / Canva

PCOS, perimenopause, migraine, IBS, EDS, ADHD, chronic-illness symptom/pain/flare logs. Bundle = symptom + meds + trigger + appointment.

Win: buyers cluster in named FB/Reddit support groups + exact Google terms. Incumbents are patients-turned-hobbyists with no marketing.
Competition ~2–4/10; ~2,300 listings vs 847k for "budget planner".

Professional-service B2B template kits 90–95% margin

£12–25build: low–medDocs / Canva

Realtor listing/pre-listing kits, therapist intake & session notes, salon & cleaning contracts, pet-sitting agreements — "business-in-a-box".

Win: buyers are professionals with money, reachable on LinkedIn + niche FB + commercial-intent Google. Highest price/margin here.
Insight data: competition ~2/10, 90–95% margins.

Niche Notion / productivity systems

£15–49build: medNotion

Business dashboards, client CRM, content calendars, creator finance OS. Sell as an ecosystem/bundle.

Win: the whales (Easlo, Thomas Frank) win by marketing externally — proof the lever works. Etsy-search-only sellers have no moat.
Thomas Frank ~$1M; one 16-listing shop ~$400k / 3 yrs.

Editable wedding templates

£8–25build: med–highTemplett / Canvahigh saturation

Invitation / RSVP / save-the-date / signage suites. Only enter WITH the external-traffic plan (Pinterest SEO + FB engaged-couple targeting).

Win: 300k-sale incumbents barely touch Pinterest/Google/FB. AI image gen helps a lot (florals, mockups).
Top shop: 336k sales / 5,949 reviews (~$0.6–3M lifetime).

Niche AI prompt packs

£8–25build: lowPDFvalue decays

Per-profession packs (realtors, therapists, e-com copy, specific trades) — hyper-focused beats generic.

Win: low differentiation = brand/authority wins; pair with a lead-magnet content site.
Named a top-6 2026 Etsy trend; AI generates the product itself.

Teacher / homeschool printables

£6–18build: medPDF

Letter-of-the-week, Montessori 3-part cards, unit studies, trackers. Note: Teachers-Pay-Teachers is the stronger native venue — use Etsy as the SEO/ads front door.

Win: buyers live in huge FB homeschool groups + Google.
Broad proven demand; example seller 1,600+ sales.

Resume / CV templates (ATS)

£6–15build: low–medWord + Docscommoditised

Resume + cover letter + references + LinkedIn tips bundle.

Win: only via external search intent (content site "ATS resume guide" → template). Never Etsy search alone.
Perennial bestseller but heavily saturated.
03

General / paid ads — Gumroad & own store

Paid ads need margin — so these are higher-ticket with a value ladder. Only 12% of Gumroad sales come from search; email (42%) + social (23%) dominate. That's the arbitrage: proven products, weak distribution. Bolt a £9 tripwire → £49 core → £149 backend so FB ad spend actually pays back. Only run ads on something already proven to convert organically.

Highest ceiling & best ad economics: a "Niche-OS" for ONE profession — nobody ranks "practice system for dentists" or "CRM for plumbers". Build a tiny SEO hub → funnel to a £39–79 tiered product.

Niche-OS for one profession wide-open gap

£30–80build: low (no-code)Notion / Airtable / Sheet

Practice/job/CRM system repackaged for ONE trade: dentists, plumbers, electricians, realtors, recruiters, accountants.

Win: SEO content hub "[system] for [profession]" → funnel. Best FB-ad economics on the list.
Thomas Frank $1M+ from two templates; every "ideas" list only names generic audiences — trades are unbuilt.

Deep info-guide (Writing & Publishing)

£40–230build: low (content)PDF

One deep, specific how-to guide. This is literally our core competency — rank the query, sell the deep version.

Win: we already run 20 content sites; rank & funnel.
Category = highest rev/product ($15,750) & least competition (226 products). One $290 PDF did $568K.

Fitness / health program + tracker

£30–50build: low–medPDF + Sheet

Goal-specific program bundled with a progress tracker.

Win: fitness is the single best FB-ads vertical and we have the ad account; Gumroad sellers rely on IG only.
Category = $11,046 rev/product across only 379 products.

Financial model / spreadsheet for one business type

£39–99build: med (logic)Excel / Sheets

E-commerce / SaaS / agency financial model — plays to tool-building.

Win: incumbents are pricey SaaS or generic; nobody ranks "ecommerce financial model template".
Business & Money = $10,130 rev/product, avg $49; Someka/Forecastr prove demand.

"Skill-sprint" mini-course

£49–149build: med (light video)Video + PDF

Short "quick-win" course in one narrow pro skill — market shifting away from long courses.

Win: course sellers depend on their own list; we rank the how-to query & funnel it.
LifeMathMoney crossed $1M on Gumroad with the sprint model.

Niche client-kit bundles

£15–50build: lowDocs bundle

Proposals + onboarding + contracts for ONE service niche (wedding photographers, health coaches, agencies).

Win: each niche is its own rankable term; sellers do zero SEO/ads. Works on SEO + Etsy + FB.
Industry-specific bundles command £15–50 and outperform generic.
04

AI-visibility / GEO — our unfair-advantage lane

This is the one where we have genuine, rare expertise nobody's productised yet. We already built AI-search tracking, passage-citability gates and GEO playbooks for the fleet. Turn that into products for SMBs & agencies — a rising topic, low competition, and the natural top of a value ladder (£9 pack → £49 kit → £149 course → done-for-you service).

The ladder: GEO Prompt Pack (£9, day-one tester) → AI-Search Visibility Kit (£49) → "Get Cited by AI Search" course (£149) → done-for-you audits as the backend. All four reinforce the same authority and feed each other.

GEO Prompt Pack day-one tester

£9–19build: lowPDF / Notion

The exact prompts a business fires at ChatGPT / Perplexity / AI Overviews to check & improve whether it's cited.

Win: tripwire under the kit; trivial for us to produce from existing knowledge.
AI prompt packs are a proven low-ticket impulse category, rising fast.

AI-Search Visibility Kit core offer

£39–79build: medSheet / Notion + guide

"Is your brand cited in ChatGPT / Perplexity / AI Overviews?" tracker + step-by-step improvement playbook.

Win: we literally built this for the fleet. Buyer = SMBs & agencies; strong value-ladder anchor for FB ads.
Hot, low-competition topic; agencies actively want to answer this for clients.

"Get Cited by AI Search" course / ebook

£99–199build: med (content/video)Course / PDF

How to get a business mentioned & cited by AI answer engines — the classic high-margin FB-ads backend.

Win: we know this cold; high margin; anchors the whole ladder.
"AI skills for non-technical people" is the fastest-growing ebook category.

Profession-specific AI prompt packs

£19–39build: lowPDF

"ChatGPT prompts for realtors / recruiters / lawyers / accountants" — the niched, SEO-rankable version.

Win: generic packs race to $0.99; nobody ranks the profession-specific query. SEO play.
Generic packs prove appetite (6,000+ buyers on one); niche is wide open.

AI-crawlability / passage-citability audit tool

£5/mo or £29 one-offbuild: high (tool)Chrome ext / mini web app

"Is this page AI-crawlable & passage-citable?" — our fleet tools (a11y-tree, passage-shape gate) already do the logic.

Win: highest revenue/product ceiling on Gumroad; best ad economics; most build + support load.
AI script/tool products dominate Gumroad revenue (one did $586K).

Agency AI-visibility audit template + white-label report

£49–129build: medSheet + report template

A rebrandable audit deck agencies run for their own clients — sells to the people who'll resell the service.

Win: B2B, higher willingness to pay; agencies are reachable on LinkedIn.
White-label/agency templates are a proven premium B2B niche.