Inboxed vs. Thunderbird

Thunderbird is the classic choice for privacy. But it feels stuck in the past. Inboxed is the modern evolution: offline privacy meets local intelligence.

FeatureThunderbirdInboxed
Built-in AINone / Plugins onlyNative Local LLM
Privacy ModelLocal StorageLocal + On-Device AI
PerformanceLegacy / Resource HeavyMetal GPU Accelerated
InterfaceCluttered / ComplexMinimalist / Focused
Smart SearchKeyword-basedSemantic / AI-Powered
ArchitectureXUL / Web-based TechRust + Tauri (Native)

The best of both worlds.

You chose Thunderbird because you don't want your emails in a cloud silo. Inboxed respects that same philosophy but adds the features you need in 2026.

Get AI summaries, smart replies, and semantic search without ever connecting to a third-party AI server.