Startup founder Vibhu Norby:
All in all, mobile service apps turn out to be a horrible place to close viral loops and win at the retention game. Only a handful of apps have succeeded mobile-first: Instagram, Tango, Shazam, maybe 2 or 3 others…
…You have an entirely different onboarding story on the web. You can test easily, cheaply, and fast enough to make a difference on the web. You can fix a critical bug that crashes your app on load 15 minutes after discovery (See Circa). You can show 10 different landing pages and decide in real-time which one is working the best for a particular user. You can also close a viral loop: A user can click an email and immediately be using your app with you.