{"id":"21560c82-af11-4872-b05f-9598fa6fae02","kind":"companies","code":"UB-C4653","name":"MailTester","nameBasis":"source-english","summary":"High-speed email verification and cleaning tool for B2B email lists","description":"Simple, high-speed email validation and verification tool to clean B2B mailing lists.","country":"United Kingdom","category":null,"originalName":"MailTester","eventDate":null,"website":"https://mailtester.ninja/","sourceUpdatedAt":"2026-10-05T00:00:00.000Z","englishUpdatedAt":"2026-10-15T20:38:52.071Z","reviewedAt":"2026-10-15T20:38:52.071Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"200bffba941f9f3ca1d917995af325b30e4234447014424fca653b6c0fdbe651","companyId":null,"foundedYear":2018,"logoUrl":null,"originalText":"高速邮件验证清洗工具，清理B2B邮件列表\n\nSimple, high-speed email validation and verification tool to clean B2B mailing lists.","sources":[],"related":[{"id":"a85094ec-15c3-4c2f-aa91-e6ad19b6a3f9","kind":"news","code":"a85094ec-15c3-4c2f-aa91-e6ad19b6a3f9","name":"MailTester reaches USD 100 thousand ARR","nameBasis":"translated-title","summary":"On 2025/7/29, LinkedIn reported that UK email verification tool MailTester had disclosed USD 100 thousand in annual recurring revenue. It helps marketing teams validate addresses to improve deliverability.","description":"","country":null,"category":null,"originalName":"MailTester ARR达到10万美元","eventDate":"2025-07-29T00:00:00.000Z","website":"https://www.linkedin.com/posts/activity-7355901984845045760-Ny50","sourceUpdatedAt":"2026-10-10T18:59:51.401Z","englishUpdatedAt":"2026-10-15T23:49:37.343Z","reviewedAt":"2026-10-15T23:49:37.343Z","snapshotAt":"2026-10-15T14:23:27.067Z","sourceHash":"c9d34a65e12f401a5496f22dad9d7ec758acdb7d936965df56944aa004b556b7","companyId":"21560c82-af11-4872-b05f-9598fa6fae02","foundedYear":null,"logoUrl":null,"path":"/news/a85094ec-15c3-4c2f-aa91-e6ad19b6a3f9"}],"events":[{"id":"a85094ec-15c3-4c2f-aa91-e6ad19b6a3f9","kind":"other","eventDate":"2025-07-29T00:00:00.000Z","revenueDate":"2025-07-29T00:00:00.000Z","round":null,"amountText":null,"valuationText":null,"revenueText":"10万美元（ARR）","cumulativeFundingText":"","amountEstimateUsd":null,"valuationEstimateUsd":null,"revenueEstimateUsd":100000,"cumulativeFundingEstimateUsd":null,"investors":null,"newsUrl":"https://www.linkedin.com/posts/activity-7355901984845045760-Ny50","newsTypes":["收入"],"institutions":[]}],"finance":{"funding":{"metric":"funding","count":0,"latest":null,"years":[],"points":[],"linePoints":[],"conflictGroups":0,"omittedRecordCount":0,"records":[]},"valuation":{"metric":"valuation","count":0,"latest":null,"years":[],"points":[],"linePoints":[],"conflictGroups":0,"omittedRecordCount":0,"records":[]},"revenue":{"metric":"revenue","count":1,"latest":{"value":100000,"text":"10万美元（ARR）","date":"2025-07-29T00:00:00.000Z","round":null,"estimate":"$100K"},"years":[2025],"points":[{"year":2025,"date":"2025-07-29T00:00:00.000Z","round":null,"value":100000,"eventIds":["a85094ec-15c3-4c2f-aa91-e6ad19b6a3f9"]}],"linePoints":[],"conflictGroups":0,"omittedRecordCount":0,"records":[{"id":"a85094ec-15c3-4c2f-aa91-e6ad19b6a3f9","date":"2025-07-29T00:00:00.000Z","round":null,"amountText":"10万美元（ARR）","estimateUsd":100000,"estimateLabel":"$100K","investors":null,"institutions":[],"newsUrl":"https://www.linkedin.com/posts/activity-7355901984845045760-Ny50"}]}},"team":[],"productsRelated":[],"investors":[],"path":"/companies/mailtester","canonical":"https://uniquebase.ai/companies/mailtester"}