The best alternatives to Opus Mage are Bad Atlas, Dashlane Password Manager, and Timehop. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
Dashlane is a security-first password manager that makes it easy to sign in, autofill, and share passwords from any device, anywhere. We’ve never been breached, never see your data, and provide simple tools to protect you at work and at home.
Timehop is an application for smartphones that collects old photos and posts from Facebook, Instagram, Twitter, Phone photo gallery, Google Photos and Dropbox photos and distributes the past.