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Base44 alternatives · App Builders

Self-hosted alternatives to Base44

The Base44 listing does not say it can be self-hosted. 6 of the 89 other AI app builders in this directory can be self-hosted, according to their own sites.

Base44 has a free plan. Paid plans start at $16 per month, billed annually (Starter). All of them are free or have a free plan.

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

How each one differs from Base44

  1. Retool

    Platform for building internal apps, workflows and AI agents

    • Retool starts at $10 per builder / month, billed annually (plus $5 per internal user). Base44 starts at $16 per month, billed annually (Starter).
    • Only Base44 lists iOS and Android apps.
    • Retool is self-hostable, according to its own site.
    • Retool also covers workflow automation and AI agents.
    Retool pricing and details

  2. Appsmith

    Open-source low-code platform for internal apps

    • Appsmith starts at $15 per user / month. Base44 starts at $16 per month, billed annually (Starter).
    • Only Base44 lists iOS and Android apps.
    • Appsmith is open source and self-hostable, according to its own site.
    • Base44 also covers no-code.
    Appsmith pricing and details

  3. UI Bakery

    Low-code and AI builder for internal tools

    • UI Bakery starts at $20 per developer / month, billed annually ($25 billed monthly). Base44 starts at $16 per month, billed annually (Starter).
    • Only Base44 lists iOS and Android apps.
    • UI Bakery is self-hostable, according to its own site.
    • UI Bakery also covers workflow automation.
    UI Bakery pricing and details

  4. Budibase

    Open-source platform for internal apps, automations and AI agents

    • Budibase starts at $299 per month and up (Budibase Cloud, billing basis not shown). Base44 starts at $16 per month, billed annually (Starter).
    • Only Base44 lists iOS and Android apps.
    • Budibase is open source and self-hostable, according to its own site.
    • Budibase also covers workflow automation and AI agents.
    Budibase pricing and details

  5. ToolJet

    Low-code platform for internal tools, workflows and AI agents

    • ToolJet starts at $23 per builder / month, billed annually ($29 billed monthly). Base44 starts at $16 per month, billed annually (Starter).
    • Only Base44 lists iOS and Android apps.
    • ToolJet is open source and self-hostable, according to its own site.
    • ToolJet also covers databases, workflow automation and AI agents.
    ToolJet pricing and details

  6. OutSystems

    Enterprise platform for building apps and AI agents

    • Only Base44 lists iOS and Android apps.
    • OutSystems is self-hostable, according to its own site.
    • OutSystems also covers AI agents.
    • Base44 also covers no-code.
    OutSystems pricing and details

Common questions

Is there a self-hosted alternative to Base44?

Yes. Retool, Appsmith, UI Bakery, Budibase, ToolJet and OutSystems can be self-hosted, according to their own sites.

Can Base44 be self-hosted?

The Base44 listing does not say it can be self-hosted. The listing was checked on Oct 5, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 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 Base44: the alternatives its listing names first, then the tools that share the most features with it.