LunaDefend is described as 'End-to-end data security system designed to protect your application by transparently encrypting sensitive data, from browser to database' and is an app in the security & privacy category. There are five alternatives to LunaDefend for a variety of platforms, including Self-Hosted, SaaS, Cloudron, Amazon Web Services and F-Droid apps. The best LunaDefend alternative is Vault by HashiCorp. It's not free, so if you're looking for a free alternative, you could try Vault by HashiCorp or Bitwarden Secrets Manager. Other great apps like LunaDefend are Rot and AWS Secrets Manager.