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Sierra alternatives · AI Agents

Sierra alternatives with a Mac app

The Sierra listing does not include a Mac app. 30 of the 101 other AI agents in this directory list a Mac app.

Sierra's current pricing could not be confirmed from its own site. 25 of them are free or have a free plan.

30 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

The 12 closest to Sierra

  1. Devin

    Autonomous software engineer that runs in the cloud or locally

    • Devin has a free plan. Sierra does not.
    • Only Devin lists macOS, Windows and Linux apps.
    • Sierra also covers AI support agent and chatbots.
    Devin pricing and details

  2. Factory

    Coding agents called Droids for desktop, terminal and web

    • Factory has a free plan. Sierra does not.
    • Only Factory lists macOS, Windows and Linux apps.
    • Factory also covers workflow automation.
    • Sierra also covers AI support agent and chatbots.
    Factory pricing and details

  3. Amp

    Coding agent that runs in cloud machines it calls orbs

    • Amp has a free plan. Sierra does not.
    • Only Amp lists macOS, Windows, Linux, iOS and Android apps.
    • Amp also covers workflow automation.
    • Sierra also covers AI support agent and chatbots.
    Amp pricing and details

  4. Fellou

    Browser with built-in agents for research and web tasks

    • Fellou has a free plan. Sierra does not.
    • Only Fellou lists macOS and Windows apps.
    • Only Sierra lists a web app.
    • Fellou also covers workflow automation, research and web browser.
    Fellou pricing and details

  5. Cosine

    Coding agent for terminal, desktop and cloud, with sovereign models

    • Only Cosine lists macOS, Windows and Linux apps.
    • Cosine also covers workflow automation.
    • Sierra also covers AI support agent and chatbots.
    Cosine pricing and details

  6. Manus

    General AI agent for research, slides, websites and browser tasks

    • Manus has a free plan. Sierra does not.
    • Only Manus lists macOS, Windows, iOS and Android apps.
    • Only Manus lists a browser extension.
    • Manus also covers app builder, research and presentations.
    Manus pricing and details

  7. OpenClaw

    Open-source personal AI agent you run yourself and message in chat

    • OpenClaw has a free plan. Sierra does not.
    • Only OpenClaw lists macOS, Windows, Linux, iOS and Android apps.
    • OpenClaw is open source and self-hostable, according to its own site.
    • OpenClaw also covers chat assistant and workflow automation.
    OpenClaw pricing and details

  8. Genspark

    AI workspace with an agent for research, slides, sheets and docs

    • Genspark has a free plan. Sierra does not.
    • Only Genspark lists macOS, Windows, Linux, iOS and Android apps.
    • Only Genspark lists a browser extension.
    • Genspark also covers meeting notes, chat assistant, research, documents, spreadsheets and presentations.
    Genspark pricing and details

  9. Meta Muse

    Meta's personal AI agent for everyday tasks, goals and purchases

    • Meta Muse has a free plan. Sierra does not.
    • Only Meta Muse lists macOS, iOS and Android apps.
    • Meta Muse also covers chat assistant, goals and research.
    • Sierra also covers AI support agent and chatbots.
    Meta Muse pricing and details

  10. Hermes Agent

    Open-source AI agent with persistent memory and a messaging gateway

    • Hermes Agent has a free plan. Sierra does not.
    • Only Hermes Agent lists macOS, Windows and Linux apps.
    • Hermes Agent is open source and self-hostable, according to its own site.
    • Hermes Agent also covers chat assistant and workflow automation.
    Hermes Agent pricing and details

  11. MiniMax Agent

    General-purpose AI agent for research, coding, websites and media

    • MiniMax Agent has a free plan. Sierra does not.
    • Only MiniMax Agent lists macOS, Windows, iOS and Android apps.
    • MiniMax Agent also covers workflow automation, app builder, research and presentations.
    • Sierra also covers AI support agent and chatbots.
    MiniMax Agent pricing and details

  12. Zo Computer

    Always-on personal cloud computer run by an AI agent

    • Only Zo Computer lists macOS, Windows and Linux apps.
    • Zo Computer also covers chat assistant, workflow automation and app builder.
    • Sierra also covers AI support agent and chatbots.
    Zo Computer pricing and details

18 more that list a Mac app

All 30 in one table

Common questions

Which Sierra alternatives have a Mac app?

Devin, Factory, Amp, Fellou, Cosine, Manus, OpenClaw, Genspark and 22 more list a Mac app.

Does Sierra have a Mac app?

The Sierra listing does not include a Mac app. It lists Web.

Which of these AI agents are free?

Devin, Factory, Amp, Fellou, Manus, OpenClaw, Genspark, Meta Muse and 17 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 5, 2026 to Nov 12, 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 Sierra: the alternatives its listing names first, then the tools that share the most features with it.