SimilarWeb - SimilarWeb.com is a website analysis tool that gives you analytics information for any website.

Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.

Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.

Influitive - Influitive helps companies increase customer lifetime value and accelerate sales with the power of their own customer advocates. Inspire your customers to stay longer, share their experiences, and attract new business.

Dbrain - Platform to collectively build full-stack AI apps

Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.