Rejected
1,364 ideas that didn't pass.
Every published kill names the check it failed and the cited evidence that disproved it.
- Rejected
- 94.5%
- Published here
- 400
Why these ideas failed our checks.
Every rejection across all 1,364 ideas, by the check that fired first. The checks stop at the first hard failure, so each idea is counted once, against the cheapest gate that killed it.
Causes marked stage are points in the run rather than findings about the idea: it scored too low overall, or the evidence never grounded well enough to rule on.
listed in the table belowkilled on a score, no argument to publish
400 shown
The one source that speaks to these venues' finances says grassroots music venues run on average profit margins of just 2.5%, and the only other relevant note describes UK hospitality businesses as struggling, with an insolvency expert warning that a temporary spending lift offers just brief respite; on that evidence the buyer is financially squeezed rather than able to absorb a new recurring bill.
7 Aug 2026 · 2 sources
killedThe target buyer lacks the budgetThe sources describe the buyer group as financially strained: Carer's Allowance is roughly £82, £86 a week and described as one of the lowest benefits of its kind, and Carers UK survey data show 28% of carers using credit cards, 22% using overdrafts, 14% in debt because of caring, and carers skipping meals to survive.
7 Aug 2026 · 4 sources
killedThe target buyer lacks the budgetBeacon runs the NHS-funded national Free Information & Advice Service for Continuing Healthcare in England, giving families unlimited free front-line advice plus up to 90 minutes of free personalised advice from a specialist adviser, including how to challenge an eligibility decision, and it was reconfirmed as the national provider.
7 Aug 2026 · 3 sources
killedThe value to the customer would not lastKlento already scores leads on 50+ signals and writes pitches automatically for the same freelancer/agency buyer, and Upwork/Fiverr are described as dominant, high-volume platforms (25.7M+ jobs, 3300+ skills) that funnel freelancers into finding and bidding on work, leaving no clearly open lane for a curated-brief scoring newsletter.
7 Aug 2026 · 0 sources
killedToo much existing competitionshows a UK-wide directory that is already the leading review site with 16,500+ homes, i.e. a dominant established competitor in care-home comparison; and show existing directories (Autumna, others) already publish regional and type-based fee breakdowns, undercutting the claim that this space is open.
7 Aug 2026 · 3 sources
killedToo much existing competitionAirHelp is described as the '#1 Flight Compensation Experts' and 'market leader' among several established players (AirHelp, Skycop, ClaimCompass, Flightright), and travelers are shown comparing only these named established competitors when deciding who to hand a claim to, indicating the space is already dominated, not open.
7 Aug 2026 · 0 sources
killedToo much existing competitionThe sources show the same job is already covered by free products: a 2026 roundup of free garden planning and crop tracking apps aimed specifically at market gardeners and small farms, and a free Excel workbook built for market gardeners and CSA farmers to plan operations, including yield, planting, seeding and seed-order data.
7 Aug 2026 · 4 sources
killedThe value to the customer would not lastPensionBee is a UK-based pension consolidation platform with over $7B in assets, 275,000+ customers, and a public market cap of £285.2m, showing it already dominates the exact consolidation/transfer niche PotBridge targets.
7 Aug 2026 · 4 sources
killedToo much existing competitionThe cited sources show NHS pay has been repeatedly held below inflation, staff are picking up extra shifts or selling back leave 'just to get by,' and unions call it a real-terms pay cut, the opposite of a workforce with spare discretionary budget for a £49 report.
7 Aug 2026 · 0 sources
killedThe target buyer lacks the budgetAll six sources show free, ready-to-use UK chaser-letter and email templates (Citizens Advice, statutory demand forms, and multiple 'copy-paste' late-payment sequences) covering the exact same friendly-to-final-notice escalation this service sells, which directly contradicts the claim that this value is durable and non-commoditised.
7 Aug 2026 · 0 sources
killedThe value to the customer would not lastNone of the sources address freelancers, rate benchmarking, or proposals, they're about generic badge mechanics (Hacker News, uptime, translator profiles, carbon calculators) and unrelated marketing/SaaS launch topics, so they don't show a route to RateProof's specific buyer.
7 Aug 2026 · 0 sources
killedThere is no route to the buyerOne source advertises a veterinary-specific debt collection agency inviting practices to partner with it to recover outstanding fees, and several UK firms already offer the exact commercial proposition here, no-win-no-fee recovery where the fee is a share of what is collected, including one claiming £6 billion recovered for UK businesses.
7 Aug 2026 · 4 sources
killedToo much existing competitionMultiple UK sellers already offer 3D-printed custom orthotic insoles for arch support, plantar fasciitis and heel pain, and budget/branded alternatives are readily available via mainstream retail and eBay from £2.99.
7 Aug 2026 · 4 sources
killedToo much existing competitionThe sources show meal-planning apps in this exact category see 70-80% of users quit within days to 100 days for structural reasons, not lack of motivation, meaning any value delivered evaporates before it can be monetised long-term.
7 Aug 2026 · 4 sources
killedThe value to the customer would not lastThe sources show that foster carers using HMRC's qualifying care relief are tax-free up to a set amount, unlike other self-employed people, only need to keep simple records rather than detailed expense records and receipts, so the detailed mileage and expense tracking the product automates is not required of most carers.
7 Aug 2026 · 3 sources
killedThe value to the customer would not lastThe sources describe Guaranteed Future Value as a standard, established feature of UK PCP car finance, in which a finance company guarantees what the vehicle will be worth at the end of the term regardless of its actual depreciation, precisely the guaranteed-buyback protection VanVault proposes to sell, and it is widely marketed and explained to buyers by mainstream finance brokers.
7 Aug 2026 · 3 sources
killedToo much existing competitionQdos and Kingsbridge already run automated status-review tools combined with in-house consultancy/expert support for contract and working-practices assessment, with Kingsbridge explicitly branding itself as combining automated review with expert consultancy, and this ecosystem is described as trusted by thousands of businesses, showing established, funded established competitors already serving this exact need.
7 Aug 2026 · 3 sources
killedToo much existing competitionThe sources show UK grant-of-probate waits are now short and publicly reported, roughly 5-12 weeks in July 2026, about 4-16 weeks depending on inheritance tax forms, and down to just over four weeks in December 2024 after HMCTS cut delays, with overall timelines and statutory waiting periods already published by GOV.UK and HMCTS.
7 Aug 2026 · 4 sources
killedThe value to the customer would not lastThe sources show revocations more than doubling year-on-year (937 to 1,948; 1,560 in 2024-25) alongside explicit Home Office framing of this as deliberate 'real action to secure our border', meaning revocation risk is a rapidly rising, actively-enforced trend, not a stable or fading one, which cuts against pricing a durable, steady-state peril from clean actuarial trend data.
7 Aug 2026 · 0 sources
killedThe value to the customer would not lastA no-win-no-fee group claim operator already runs UK university tuition-fee compensation claims for pandemic-disrupted studies, complete with per-student estimates and a live court case, the exact service this idea proposes to fuel with FOI data.
7 Aug 2026 · 0 sources
killedToo much existing competitionThe sources describe how prepaid fees actually work at these schools: one states that once notice has expired, any prepaid and unused terms are refunded back to the parent, and another describes the advance scheme as money held on deposit that is drawn down term by term.
7 Aug 2026 · 2 sources
killedThe value to the customer would not lastThe sources show dog gut microbiome test kits are already being sold in the UK by established sellers, Innovative Pet Lab on Amazon UK and Pooch and Mutt / BIOME9 offering both the test kit and matching 'precision supplements', so the mail-in-kit-plus-diet-plan offer is already a shelf product rather than a new one.
7 Aug 2026 · 3 sources
killedThe value to the customer would not lastThe sources show established UK snagging-inspection firms already selling exactly this service to new-build owners, including one claiming over 20,000 surveys and 20+ years as the country's leading independent provider, another claiming to be the only RICS-regulated nationwide snagging company, plus a directory and a postcode matching service quoting prices from £249.
7 Aug 2026 · 4 sources
killedToo much existing competitionThe sources describe deferred payment for materials as a standard, widely available feature: UK builders' merchants and suppliers routinely offer trade credit accounts with 30-day terms to tradespeople, with published step-by-step guides on opening one.
7 Aug 2026 · 3 sources
killedThe value to the customer would not lastThe sources state that UK law bars a business that finds people work from charging those workers a fee for it, with an exception only for entertainment and modelling, and the idea's stated income is a percentage taken from the health and care workers on each shift it matches.
7 Aug 2026 · 3 sources
killedThere is a legal landmineThe sources show the same trust cover is already available at no charge on the exact platform this product targets: Checkatrade gives homeowners a free guarantee when a tradesperson's work falls short of standards, alongside a vetting badge built on up to 12 identity, financial and qualification checks.
6 Aug 2026 · 4 sources
killedThe value to the customer would not lastThe sources name several existing services doing exactly this: Globechain, described as the world's largest marketplace for reusing surplus materials and already engaged by a major UK developer (British Land), plus the Excess Materials Exchange ($5M funded) and CMEx for business-to-business trading of leftover construction materials, and Gumtree, which already runs a UK second-hand building materials and supplies category.
6 Aug 2026 · 0 sources
killedToo much existing competitionThe sources show that padel club software in the UK is already concentrated: Playtomic is described as the dominant choice used by most UK clubs, with its rating system the de facto national standard, and four to five platforms cover virtually every UK padel court.
6 Aug 2026 · 4 sources
killedToo much existing competitionThe sources describe Gatekeeper as the long-standing dominant player in UK arable farm management software with Muddy Boots alongside it, both called market-leading, and say the market has consolidated further over the past two years.
6 Aug 2026 · 4 sources
killedToo much existing competitionThe sources show established firms already selling exactly this to UK executors: nationwide HMRC-compliant probate valuations for classic cars from £25, and Gurr Johns, a 100-year-old appraiser with 160 specialists worldwide covering art, antiques, jewellery, watches, collectibles and automobiles for fiduciaries, with further referral routes to specialist art valuers.
6 Aug 2026 · 4 sources
killedToo much existing competitionThe sources show bread/bakery distribution dominated by a few large manufacturers and retail/foodservice supply chains, with the only 'beginner' channels being generic social-media marketing tips and hobbyist Facebook-style support groups for home bakers, none of these describe a channel through which a novice can reach and sell a compliance/labelling service to bakery owners.
6 Aug 2026 · 4 sources
killedThere is no route to the buyerThe sources show detection/reverse-image-search is a commoditised, largely free capability (multiple free multi-engine reverse image tools, plus ranked lists of interchangeable copyright-detection software including Pixsy/Copytrack/Copyleaks), which undercuts the claim that this specific value is durable and not already commoditised.
6 Aug 2026 · 0 sources
killedThe value to the customer would not lastOne UK operator already hires out exactly this gear, prams, travel cots, car seats, with nationwide delivery, same-day delivery in London, free returns and over 20,000 UK customers served, and BabyQuip, which turned down a $500,000 investment offer, runs over 1,300 local providers who deliver and set up baby gear at private residences as well as hotels and rentals.
6 Aug 2026 · 4 sources
killedToo much existing competitionThree sources show garden centres and nurseries already give free 12‑month replacement or refund guarantees on hardy plants that die, a live, free first-party mechanism for the exact 'dead plant' event the bond is meant to cover, contradicting the idea's own framing of this as a 'dying breed.' The RHS/drought sources confirm plant loss is a real, ongoing weather risk, but that only proves the pain exists, not that the paid-bond value is undercut by these existing free guarantees.
6 Aug 2026 · 3 sources
killedThe value to the customer would not lastThe sources show English schools are financially squeezed rather than able to fund discretionary spending: research cited for January 2025 found 94% of secondary schools would not be able to afford their costs the following year, and FOI data from 71 councils showed average in-year deficits at maintained primary schools roughly doubling to £6,360 in 2024-25.
6 Aug 2026 · 3 sources
killedThe target buyer lacks the budgetTwo sources describe Sprift, a live commercial service selling UK property data, EPC ratings and property reports specifically to estate agents and conveyancers, pitched as improving valuations and client relationships, and a third source advertises estate-agent market-data products explicitly sold as a way to generate more leads and convert more appraisals, that is the same buyer and the same job the idea proposes to sell.
6 Aug 2026 · 3 sources
killedToo much existing competitionand show existing operators already generate council-referenced appeal letters from uploaded PCNs, and/ show a large volunteer community (Pepipoo/MSE) has long supplied free, experience-based per-council guidance, none proves a dominant single leader, but they show the exact niche (automated + community appeal guidance) is already served by multiple players, so it is not open and unserved.
6 Aug 2026 · 4 sources
killedToo much existing competitionThe sources describe unpaid carers as a low-income group: the main benefit for them is £81.90 a week, described as one of the lowest of its kind, and around 44% of the roughly one million carers claiming it are in poverty, with half a million of them living in poverty.
6 Aug 2026 · 3 sources
killedThe target buyer lacks the budget
This is a sample of the log, not all 1,364. The rest were rejected on a low overall score, with no single finding behind it, so there would be nothing here for you to read. Every kill above names the check it failed and why.
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