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Limited, an active UK company registered at Companies House 65 years ago, and was founded in 1957. Its website address was registered 31 years ago, and is locked against transfer to someone else. No malware or phishing warnings found for its website. We could not find social media profiles or a customer rating.","context":"Important context: Truth Signal weighs public evidence about this business. A high score means strong evidence that the business is established and legitimate, not a promise that it is safe to buy from or that every purchase will go well. A low score means the evidence is thin or raises concerns, not that the business is unsafe or a scam.","sections":[["Positives","good",[{"text":"GB registered company (active), incorporated 65 years ago","source":"companies_house","plain":true},{"text":"Domain registered 31 years ago","source":"rdap","plain":true},{"text":"No malware or phishing warnings","source":"safe_browsing","plain":true}]],["Not found","none",[{"text":"Social presence information was not found from our checks.","source":"social","plain":false},{"text":"Reviews information was not found from our checks.","source":"reviews","plain":false}]]],"missing":["social"],"sources_agree":[{"label":"Company name","value":"WHICH? LIMITED","sources":[{"source":"Its website","value":"Which?","state":"agrees"},{"source":"Companies House","value":"WHICH? LIMITED","state":"agrees"}],"differ":null}],"page":{"rows":[["Who they are","registry","Company details","building","An active UK company registered at Companies House, set up 65 years ago","good"],["Who they are","rdap","Domain registration","clock","Its website address was registered 31 years ago","good"],["Who they are","website","Website details","globe","We read 3 of its pages: about, terms and privacy","good"],["Reputation and track record","reviews","Customer reviews, accreditations and complaints","star","It has a review page on Trustpilot","good"],["Reputation and track record","crux","Visitor traffic","eye","Real people visited its website in 24 of the last 24 months","info"],["Reputation and track record","wayback","Web history and authority","history","The Internet Archive first saved a copy of its website 26 years ago","good"],["Reputation and track record","social","Social presence","users","We could not check how big its social media following is: the check ran out of time.","none"],["Safety","safe_browsing","Malware and phishing","bug","No malware or phishing warnings found for its website","good"],["Safety","hibp","Data breach history","lock","No known data breach involving the company","good"],["Safety","dns","Domain and email security","shield-check","Its email is protected: mail forged in its name goes to spam","good"]],"tally":"8 clear · 1 not found · 1 for information","held":null,"satisfaction":[],"bbb":[],"average":null,"average_sum":null,"also":[["Trustpilot","https://uk.trustpilot.com/review/www.which.co.uk"]],"trustpilot":"https://uk.trustpilot.com/review/www.which.co.uk","found":{"registry":[["Its registered office at Companies House is 2 Marylebone Road, London, NW1 4DF","good"],["Its latest accounts at Companies House run to 30 June 2025","good"],["It has filed at Companies House regularly for the last five years, with no gap longer than 15 months","good"],["Registered with the Information Commissioner's Office (ICO) to handle personal data","good"]],"rdap":[["Its website address is locked against being transferred to someone else","good"]],"website":[["Company contact email is available","good"]],"reviews":[],"crux":[["Real people have visited its website since February 2021 or earlier","good"],["It is among the 50,000 most-visited sites on the internet (Cloudflare Radar)","good"]],"wayback":[],"social":[],"safe_browsing":[],"hibp":[],"dns":[]},"provided":[],"sections":[["Positives","good",[{"text":"An active UK company registered at Companies House, set up 65 years ago","source":"companies_house"},{"text":"Its website address was registered 31 years ago","source":"rdap"},{"text":"No malware or phishing warnings found for its website","source":"safe_browsing"}]],["Not found","none",[{"text":"Social presence information was not found from our checks.","source":"social"},{"text":"Reviews information was not found from our checks.","source":"reviews"}]]]},"answer":"Is which.co.uk legit and trustworthy? Truth score 88 out of 100, high truth signals: 8 public checks clear, 1 not found, 1 for information. Legitimacy confidence: high. App experience: insufficient evidence. Customer satisfaction: insufficient evidence.","edits":[],"edits_recent":{"days":90,"count":0,"fields":[]},"advisory":null,"citation":{"source":"Truth Signal","url":"https://truthsignal.com/business/which.co.uk","assessed_at":"2026-11-12T20:57:29.050237+00:00","licence":"Truth Signal terms: free to read and quote with a link back; bulk copying, data sets, resale, white-label and model training need the paid API plan","licence_url":"https://truthsignal.com/terms","cite_as":"Truth Signal, Which?: truth score 88 out of 100, legitimacy confidence High, assessed 2026-11-12, https://truthsignal.com/business/which.co.uk"}}