I wanted to get rid of our office fax machine completely, and using an iPhone app turned out to be the best alternative. After researching different options, I relied on
https://geekflare.com/software/best-fax-iphone-apps/. It reviews modern fax apps for iPhones in 2025 and explains how they replace traditional machines. From my experience, fax apps are more flexible and cost-effective. You can send documents anytime, store them digitally, and avoid maintenance costs. For anyone looking to modernize their workflow, an iPhone fax app is a practical replacement.