Sketch (exposed) • Intuitive (you can learn it in a day or even less) • Design Organization (with pages and flexibles multi-artboards) • Eyedrop (the most powerful you’ve ever used) • Performances (few crashes, constant updates and bug solving) • Symbols & Styles (and many others productive features) • Plenty of useful shorcuts (eg. copy-paste object style/properties)
Sketch (integrations) • Invisionapp (invisionapp.com) • Zeplin (a good buddy so far) (zeplin.io) • Symply (what you were waiting for dude!) (sympli.io) • Slack (Nerd-proof communication) (slack.com) • Marvelapp (marvelapp.com) • Prott (prottapp.com) + more & more