Instagram - Instagram is a mobile, desktop, and Internet-based photo-sharing application and service that allows users to share pictures and videos either publicly, or privately to pre-approved followers.

DeviantArt - deviantART was created to entertain, inspire, and empower the artist in all of us.

New VSCO - Now with a focus on community and an in-app camera 📷

Brush Ninja - Hand-drawn Animated Gif Creator

Halide - A premium camera for your phone

pixiv - pixiv is an illustration community service where you can post and enjoy creative work. A large variety of work is uploaded, and user-organized contests are frequently held as well.