Rename Email - Easily change the subject of any email, by cloudHQ
Callblock - The first app to block telemarketers automatically in iOS
WhoApp - Know who's calling before you answer
Re:scam - I’m an AI chatbot created to send scammers a message.
Rapid 2FA - A painless way to add two-factor authentication to your site
Truecaller - Find a person by a name or phone number worldwide for free using Truecaller.