PaletteBrain alternatives
6 writing tools in the same lane as PaletteBrain, ranked by editorial score.
WR
WriteMage
Writing · OpenAI ChatGPT (BYO key or managed)
6.8
Native macOS and iOS overlay that drops ChatGPT into any app, Spotlight-style.
Freemium· Beta free; Lifetime $58.99; Basic $10/mo; Personal $11.87/mo (managed API)writing-assistantmacos-overlay
MA
MacGPT
Writing · GPT-4 / ChatGPT (OpenAI)
7.0
Native macOS menu bar and system-wide wrapper that puts ChatGPT one keystroke away.
Paid· One-time purchase via Gumroadinline-writingmenu-bar-chat
IN
IntelliBar
Writing · Multi-model (GPT-4o, Claude 3.5, Gemini, o1, Llama, DeepSeek, Ollama)
6.8
Native macOS menu-bar client that talks to every major LLM with your own API keys.
Freemium· Free evaluation + one-time license; you pay model providers directly via your own API keysmulti-model-chatmenu-bar-assistant
PY
PyGPT
Writing · Multi-model (GPT-5, Claude, Gemini, Grok, DeepSeek, Mistral, Ollama)
8.1
Open-source desktop AI assistant that wires every major LLM provider into one local app with agents, vision, and a code interpreter.
Free· Free and open-source (MIT); bring your own provider API keysdesktop-ai-assistantchat-with-files
CH
ChatBar
Writing · Multi-model (ChatGPT, Claude, Gemini, Copilot, Perplexity, Pi, Poe)
6.8
Menu-bar launcher that puts ChatGPT, Claude, Gemini, Copilot, Perplexity, Pi and Poe one keystroke away.
Free· Free and open-source; paid macOS App Store build for auto-updatesmulti-model chatmenu-bar access
GR
Grammarly
Writing · Proprietary + multi-model
7.9
Cross-app AI writing assistant that catches errors, rewrites paragraphs, and adjusts tone in the tools you already use.
Freemium· Free; Pro $12/mo annual or $30/mo; Enterprise customgrammar-checktone-adjustment