Eventbrite - Discover Great Events or Create Your Own & Sell Tickets

Truecaller - Find a person by a name or phone number worldwide for free using Truecaller.

pretix - pretix helps you to sell tickets for your event in an easy way. It supports multi-lingual events and provides a wide range of features

You've Got Spam - A new tool that lets you spam back the spammer

Ticket Tribe - Sell tickets online with no fees per ticket

Callwarden - Go to war on spam calls 📵