Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Autodesk Fusion 360 - Integrated CAD, CAM, and CAE featuring collaborative editing and cloud-based computation.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
SolidWorks Composer - Easily repurpose existing 3D models to rapidly create and update high-quality graphical assets that are fully associated with your 3D design.
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
Inventor - Inventor is a 3D CAD software that lets you quickly create 3D models with embedded intelligence, intuitive workflows, and optimized performance.