Best Notion AI Alternatives in 2026
Notion AI — ai workspace assistant across notes, docs and projects — is a strong choice, but it isn’t the only one. Here are the 9 best Notion AI alternatives ranked by community popularity, including free and open-source options. Last updated: 2026-07-23.
Not sure yet? Read our full Notion AI review.
ChatGPT
The most popular AI assistant for conversation, writing and analysis
Claude
FeaturedAnthropic’s AI assistant known for nuanced writing and deep reasoning
Grammarly
AI writing assistant that polishes everything you type
Google Gemini
Google’s multimodal AI deeply integrated with Search and Workspace
Zapier
Automate 8,000+ apps with AI-powered workflows
NotebookLM
Google’s AI research assistant grounded in your sources
Gamma
FeaturedGenerate beautiful presentations, docs and sites from a prompt
QuillBot
AI paraphrasing and grammar toolkit for better writing
Microsoft Copilot
AI woven into Windows, Office and the web