Show HN: I wrote an email app that accepts only one sender per inbox

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Inbox types Pricing MCP Data Explainer Zero Spam. Infinite inboxes, so nobody ever gets your real address. Each address still locks to its first sender. maryann -workreceipts_personal^subscription. vet @yourname. clova. email Free $0 forever Unlimited inboxes One-sender & temporary 1 permanent address 1 prefix 1 forwarding address* 100 MB storage Pro $30/year $2. 50 a month, billed yearly Unlimited inboxes One-sender & temporary 5 permanent addresses 25 prefixes 10 forwarding addresses* 10 GB storage Business $50/year $4.

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