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App Expert. Author. Speaker
Hi I'm Sean!
I help people like you grow and scale their app to  Millions of downloads and Sales.

Will your app be next?

Get Your Hands On The #1 Bestseller!
Whether you’re just starting out with an idea or already a Fortune 500 giant, App Secrets is for you. All of the most successful apps, including Candy Crush, Instagram, Airbnb, Uber, and Snapchat incorporate the same fundamental secrets. These elements are made easy to understand in what Sean Casto calls “App Secrets,” to drive breakout success and achieve explosive growth.

In this brutally honest game-changing guide Casto uncovers how you can use the same strategies that today's fastest growing apps use to create your own Million Dollar or even a Billion Dollar app. You’ll discover why some die and others succeed so you can avoid big mistakes and develop big winners.
Get Direct Coaching!
The App Marketing Academy is a 5-week video marketing based program for those who want an accelerated path to launch a successful Million Dollar app. It is the world's best online mobile app marketing course that provides you with step by step coaching to get you more users, more downloads, more revenue, and ascend your app to the top of your category.

Hire Sean Casto To Speak!
Want Sean Casto to speak at your next event or board meeting? Casto is one of the most in-demand speakers on mobile App marketing growth. He has been a guest speaker at industry conventions for Microsoft and Samsung and lectured at Northeastern and Harvard Universities.

His combination of inspiration, comedic style humor and proven results-oriented strategies add up to an experience your attendees will thank you for repeatedly… and never forget!
Sean Casto is the Founder of the premier app marketing agency, PreApps, where he has helped Thousands of apps reach Millions in Downloads. He has worked with many Million Dollar apps such as Flyp, OverKill 2, Gadget Flow, and even Billion Dollar apps such as Cheetah Mobile’s Security Master with over 550,000,000 downloads. He is also the Creator of the App Marketing Academy, the world's best online mobile app marketing program.

Today, Casto is one of the most in-demand experts on mobile app marketing and growth. His clients and associates has expanded to 80 countries, in 24 different app categories to create, launch, and market their app, from nothing to Millions of Downloads and Sales. Casto has been a guest speaker at industry conventions for Microsoft and Samsung and lectured at Universities such as Northeastern and Harvard. He has also appeared on and been featured by The Washington Post, USA Today, The Boston Globe, Entrepreneur Magazine, and The Associated Press.
Helping Thousands of Apps Reach Millions of Downloads!

Will Your App Be Next?