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Lumo alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Lumo: models trail the frontier assistants on hard tasks, and few integrations outside Proton. We ranked 5 alternatives by how directly each one replaces Lumo, then by reviews, real visits and how recently each app's facts were checked against its own website. Duck.ai currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Jan logoJanOpen sourceYesWindows, macOS, Linux5 of 557.2
  1. Jan logo

    1. JanTop pick

    Best for: Privacy-minded people who want an open-source, offline ChatGPT-style app

    Open sourceWindows, macOS, Linux

    57.2

    score / 100

    Why switch from Lumo

    Run models entirely offline on your own computer.

    Pros

    • Free and open source
    • Works offline with no account
    • Local models and cloud APIs in one app

    Cons

    • Smaller model browser than LM Studio
    • Large models need strong hardware
    • Fast release pace can bring bugs
    Visit Jan Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Jan a good Lumo alternative?

    Verified facts

    5 of 5 verified
    Positioning
    Open-source ChatGPT and Claude replacement
    Checked Oct 25, 2026jan.ai(opens source in a new tab)
    Platforms
    macOS, Windows, Linux
    Checked Oct 25, 2026jan.ai(opens source in a new tab)
    Offline mode
    Yes
    Checked Oct 25, 2026jan.ai(opens source in a new tab)
    Price
    Free and open source
    Checked Oct 25, 2026jan.ai(opens source in a new tab)
    Windows requirement
    Windows 10 or higher
    Checked Oct 25, 2026jan.ai(opens source in a new tab)

The best Lumo alternative for…

The highest-ranked app in this list for each need.

Duck.ai logo

Best Lumo alternative for most people

Duck.ai

Free and anonymous, with access to some frontier models and no account needed.

Jan logo

Best Lumo alternative for a free option

Jan

Run models entirely offline on your own computer.

Venice logo

Best Lumo alternative for a free plan you can upgrade

Venice

Private chat with more models and media generation, history kept in your browser.

Jan logo

Best Lumo alternative for open source

Jan

Run models entirely offline on your own computer.

Claude logo

Best Lumo alternative for Mac

Claude

Stronger models with opt-out training controls, if you can trade some privacy.

Duck.ai logo

Best Lumo alternative for Windows

Duck.ai

Free and anonymous, with access to some frontier models and no account needed.

Jan logo

Best Lumo alternative for Linux

Jan

Run models entirely offline on your own computer.

Mistral Vibe (formerly Le Chat) logo

Best Lumo alternative for iPhone and Android

Mistral Vibe (formerly Le Chat)

Another European assistant with stronger models and more features.

Duck.ai logo

Best Lumo alternative for working in the browser

Duck.ai

Free and anonymous, with access to some frontier models and no account needed.

Lumo alternatives: common questions

What is the best alternative to Lumo?

Duck.ai ranks first right now. Free and anonymous, with access to some frontier models and no account needed. Venice and Mistral Vibe (formerly Le Chat) follow it in our ranking.

Is there a free alternative to Lumo?

Yes. Duck.ai (free plan + paid), Venice (free plan + paid), Mistral Vibe (formerly Le Chat) (free plan + paid) and Jan (open source) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Lumo?

Yes: Jan.

Which Lumo alternatives work on Linux?

Jan runs on Linux.

Why do people switch from Lumo?

The complaints we hear most: models trail the frontier assistants on hard tasks; few integrations outside Proton; free plan has tight limits.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Lumo, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.