Superhuman vs Shortwave: Best Premium Email Client (2026)

2026-04-25 · Alexandre Sauvageau

Superhuman vs Shortwave compared: speed-focused premium client vs AI-native email redesign. Plus why Agentys — which drafts replies in your communication style overnight — is the smarter 2026 alternative.

Superhuman is blazing fast with keyboard shortcuts and split inbox. Shortwave bundles conversations with AI search and summaries. Both redesign the email client — but Agentys redesigns the workflow. Here's the full breakdown.

Superhuman: Speed as a Philosophy

Shortwave: AI-Native Email Redesign

Agentys: Redesign the Workflow, Not the Client

Superhuman is the fastest manual email client money can buy. Shortwave is the smartest AI-enhanced reading experience. Agentys is the AI layer that drafts your replies overnight in any client. If you want speed, choose Superhuman. If you want AI comprehension, choose Shortwave. If you want your email handled for you, choose Agentys. Superhuman's keyboard shortcuts and split inbox remain unmatched for raw email processing speed — if that's your bottleneck, it genuinely delivers.