Best Shortwave Alternatives in 2026
Shortwave — gmail rebuilt around an ai executive assistant — is a strong choice, but it isn’t the only one. Here are the 9 best Shortwave alternatives ranked by community popularity, including free and open-source options. Last updated: 2026-07-23.
Not sure yet? Read our full Shortwave review.
Superhuman
The fastest email experience, supercharged with AI
SaneBox
AI email triage that works with any inbox
Lindy
Hire AI employees that handle email, meetings and workflows
ChatGPT
The most popular AI assistant for conversation, writing and analysis
Google Gemini
Google’s multimodal AI deeply integrated with Search and Workspace
Grammarly
AI writing assistant that polishes everything you type
Zapier
Automate 8,000+ apps with AI-powered workflows
NotebookLM
Google’s AI research assistant grounded in your sources
Notion AI
AI workspace assistant across notes, docs and projects