Professional from any sphere of creation needs and wants to level up his productivity because it strictly influences on his income. To make work better and easier there are lots of apps, which give a helping hand to creators all over the world, some are free to download, some are chargeable, but still.
To create any project it’s necessary to make a right prototype and Proto.io can help with that. Apps is available not only for PC, but also for Android and IOS systems, what is really convenient.
Time tracking is important for any sphere of creation and such app as Minterapp, which ties in with Paypal and Basecamp.
Wake helps with sharing ideas, even not leaving Photoshop or Illustrator and first 30 days of usage are free.