Best Spark Email Alternatives in 2026
Spark is a beautiful email client — but it stores your emails on Readdle's servers. If privacy matters to you, these alternatives deliver smart email without the cloud dependency.
#1 TOP PICK
Inboxed
Smart email with AI features that run 100% on your Mac. No cloud servers, no data sharing.
Pros
- • Free
- • 100% local AI
- • No server storage
- • Native macOS
Cons
- • macOS only
- • Newer app
#2
Apple Mail
The reliable, private default on every Mac. No AI, but rock-solid.
Pros
- • Pre-installed
- • Private
- • Native performance
Cons
- • No AI
- • Basic features
- • Limited search
#3
Canary Mail
AI-powered email with encryption support across platforms.
Pros
- • Encryption
- • AI features
- • Multi-platform
Cons
- • Cloud AI despite claims
- • $20/year
- • Privacy questions
#4
Mailspring
Open-source email client with a modern interface and good IMAP support.
Pros
- • Open core
- • Modern design
- • Good IMAP
Cons
- • Electron (slow)
- • No AI
- • Account required
Ready to make the switch?
Join thousands of users who chose privacy and intelligence.