In an age of constant connectivity, most of our daily digital tools rely heavily on cloud infrastructure and internet access. From finance to communication, reliance on “always-online” applications has become so ingrained that the idea of an app designed to run locally—without a network connection—might almost seem outdated. However, for disaster preparedness and sustainable survival planning, local-first software is not only relevant but essential. Offline preparedness apps, like rediprep.app, solve a real gap in resilience planning by giving users control, privacy, and reliability when it matters most.