Shiftedfrequency builds apps that aim to make some aspect of our lives easier or more rewarding.

Our Apps

Stunning, for Stripe


Stunning adds awesome features to any Stripe account, most notably dunning (sending emails to customers to get them to update their billing info when it expires or is invalid), custom HTML receipts, an iPhone app with push notifications and much more.

Are My Sites Up

  Are My Sites Up

Simple, dependable website monitoring for everyone, since 2009.

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