Design quick mocks, directly on your phone. Napkin is a lightweight user interface design tool made for mocking up quick ideas directly on your iPhone. Core features include:

Beautiful color palettes for your projects. Coolors is the most trusted service for creating and collecting color palettes used by 1M+ users worldwide.

Startup Tracker is the startup company search engine. Find, track and discover the relevant companies in your space (and reach your target audience for free if you're a founder!)

Bringing the world's ideas to life. Started as a side-project in 2013, we're now home to nearly 2 million individuals and teams around the world who use Marvel to make ideas a reality.

Make work life simpler, more pleasant and more productive. Slack is the collaboration hub that brings the right people, information, and tools together to get work done. From Fortune 100 companies to corner markets, millions of people around the world use Slack to connect their teams, unify their systems, and drive their business forward.

Principle makes it easy to design animated and interactive user interfaces. Whether you're designing the flow of a multi-screen app, or new interactions and animations, Principle helps you create designs that look and feel amazing.

Connected space for product teams. Handoff designs and styleguides with accurate specs, assets, code snippets—automatically.

Sketch gives you all the tools you need for a truly collaborative design process. From early ideas to pixel-perfect artwork, playable prototypes and developer handoff. It all starts here.

Analyse user sentiment & get app reviews across all territories for Apple, Google Play and Amazon app stores sent daily via email & Slack.

Batch is building a new kind of marketing automation platform to empower brands & start-ups with analytics, communication and automation tools enabling them to communicate better with their mobile customers. Better communication. Increased satisfaction...

Startuplister helps startups build backlinks, pitch blogs, and get traffic. Of course, you could hire your own virtual assistant to do this work. It's not rocket science, but it is laborious -- it'd take you roughly 8 hours to complete each submission. That's why we exist -- to help startups get exposure quickly and cost effectively.

Create text to download forms in seconds and convert your desktop visitors to app downloads.