Landing pages: 

  • Unbounce: lets marketers build, publish and test landing pages without IT or software
  • KickoffLabs: quickly & easily setup refer-a-friend giveaways, sweepstakes, and product launches
  • LaunchRock: a website builder dedicated to early customer acquisition. Publish a landing page in minutes and validate your startup with over 20 million early adopters

SITE/App-BUILDING TOOLS

  • SquareSpace: an all-in-one solution for anyone looking to create a beautiful website
  • Wix: create a free website
  • Bubble.is: makes programming accessible to everyone without code

testing: 

  • Optimizely: test and personalize your website
  • Validately: recruit testers, launch tests, and analyze results. HBS alumni founder will allow you to recruit panelists for half the normal price -- ask Prof. Eisenmann for details

Wireframing

  • Balsamiq: a wireframing and mock up tool with a high focus on usability 
  • InVision: transform your Web & Mobile (iOS, Android) designs into clickable, interactive Prototypes and Mockups

Presentation design: 

  • Powtoon: free tool to create animated videos
  • Slides Carnival: free presentation design templates
  • Unsplash: free high resolution photos 
  • Smartmockups app (free trial available): tool to create stunning product screenshots without using Photoshop

Other resources for Finding tools: