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Pi alternatives · AI Assistants

Pi alternatives with a Mac app

The Pi listing does not include a Mac app. 36 of the 87 other AI assistants in this directory list a Mac app.

Pi is free to use. 32 of them are free or have a free plan.

36 tools · Listings checked up to Nov 13, 2026 · Where the facts come from

The 12 closest to Pi

  1. ChatGPT

    OpenAI's general-purpose AI assistant for chat, images and voice

    • ChatGPT starts at $8 per month (Go). Pi is free.
    • Only ChatGPT lists macOS, Windows and Linux apps.
    • ChatGPT also covers AI search.
    • Pi also covers natural-language input.
    ChatGPT vs PiChatGPT pricing and details

  2. Claude

    Anthropic's AI assistant for writing, analysis and coding

    • Claude starts at $17 per month with an annual subscription ($200 billed up front). Pi is free.
    • Only Claude lists macOS, Windows and Linux apps.
    • Only Claude lists a browser extension.
    • Claude also covers AI search.
    Claude vs PiClaude pricing and details

  3. Gemini

    Google's AI assistant, tied into Gmail, Docs and other Google apps

    • Gemini starts at $4.99 per month (Google AI Plus). Pi is free.
    • Only Gemini lists macOS and Windows apps.
    • Gemini also covers AI search.
    • Pi also covers natural-language input.
    Gemini vs PiGemini pricing and details

  4. Microsoft Copilot

    Microsoft's AI assistant for chat, images and Microsoft 365 apps

    • Microsoft Copilot starts at $9.99 per month, or $99.99 per year (Microsoft 365 Personal). Pi is free.
    • Only Microsoft Copilot lists Windows and macOS apps.
    • Microsoft Copilot also covers AI search, AI agents and research.
    • Pi also covers natural-language input.
    Microsoft Copilot vs PiMicrosoft Copilot pricing and details

  5. DeepSeek

    Free AI chat assistant built on DeepSeek's openly released models

    • DeepSeek is free. Pi is free.
    • Only DeepSeek lists macOS and Windows apps.
    • DeepSeek is open source, according to its own site.
    • DeepSeek also covers AI search and AI agents.
    DeepSeek pricing and details

  6. Poe

    One app for chatting with AI models from many different labs

    • Poe starts at $4.17 per month, billed yearly ($49.99 a year); $4.99 billed monthly. Pi is free.
    • Only Poe lists macOS and Windows apps.
    • Poe also covers AI search.
    • Pi also covers natural-language input.
    Poe pricing and details

  7. Kimi

    AI assistant and agent for research, slides, documents and code

    • Kimi starts at $15 per month, billed annually ($180), or $19 billed monthly. Pi is free.
    • Only Kimi lists macOS and Windows apps.
    • Only Kimi lists a browser extension.
    • Kimi also covers AI agents, app builder, research and presentations.
    Kimi pricing and details

  8. Duck.ai

    Private, anonymized chat with third-party AI models

    • Duck.ai starts at $9.99 per month, or $99.99 per year (DuckDuckGo Plus). Pi is free.
    • Only Duck.ai lists macOS and Windows apps.
    • Duck.ai also covers dictation.
    • Pi also covers natural-language input.
    Duck.ai pricing and details

  9. LM Studio

    Desktop app for running open AI models on your own computer

    • LM Studio starts at $20 per month (Bionic+, for cloud models). Pi is free.
    • Only LM Studio lists macOS, Windows and Linux apps.
    • Only Pi lists a web app.
    • Only Pi lists iOS and Android apps.
    LM Studio pricing and details

  10. Jan

    Open-source desktop app for running local and cloud AI models

    • Jan is free. Pi is free.
    • Only Jan lists macOS, Windows and Linux apps.
    • Only Pi lists a web app.
    • Only Pi lists iOS and Android apps.
    Jan pricing and details

  11. Open WebUI

    Self-hosted chat interface for local and cloud AI models

    • Only Open WebUI lists macOS, Windows and Linux apps.
    • Only Pi lists iOS and Android apps.
    • Open WebUI is self-hostable, according to its own site.
    • Open WebUI also covers AI search and AI agents.
    Open WebUI pricing and details

  12. Monica

    AI assistant with many models, built around a browser sidebar

    • Monica starts at $8.3 per month, billed annually ($99 per year). Pi is free.
    • Only Monica lists macOS and Windows apps.
    • Only Monica lists a browser extension.
    • Monica also covers AI search, AI agents and grammar & style.
    Monica pricing and details

24 more that list a Mac app

All 36 in one table

Common questions

Which Pi alternatives have a Mac app?

ChatGPT, Claude, Gemini, Microsoft Copilot, DeepSeek, Poe, Kimi, Duck.ai and 28 more list a Mac app.

Does Pi have a Mac app?

The Pi listing does not include a Mac app. It lists Web, iOS and Android.

Which of these AI assistants are free?

ChatGPT, Claude, Gemini, Microsoft Copilot, DeepSeek, Poe, Kimi, Duck.ai and 24 more are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Pi: the alternatives its listing names first, then the tools that share the most features with it.