Preferably over Aurora store or F-Droid. Open source if possible. No bells/whistles/frills etc. minimalist and barebones. Am willing to pay or donate a small amount in crypto for the project if such a thing exists. Can you recommend me something? Thanks in advance!
The standard response is K9.<p><a href="https://k9mail.app" rel="nofollow">https://k9mail.app</a><p>I am looking for an email client that works with both iOS and Android with support for encryption on an as needed basis.