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Karbon alternatives · Accounting

Karbon alternatives with a Linux app

The Karbon listing does not include a Linux app. 4 of the 128 other accounting and invoicing tools in this directory list a Linux app.

Karbon is a paid product, starting at $59 per user / month, billed yearly ($79 billed monthly). 3 of them are free or have a free plan.

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

How each one differs from Karbon

  1. TaxCalc

    UK tax return and accounts software for accountancy practices

    • TaxCalc starts at £187 per year (Tax Return Production, up to 12 individual clients). Karbon starts at $59 per user / month, billed yearly ($79 billed monthly).
    • Only TaxCalc lists Windows, macOS and Linux apps.
    • Only Karbon lists a web app.
    • Only Karbon lists iOS and Android apps.
    TaxCalc vs KarbonTaxCalc pricing and details

  2. Invoice Ninja

    Invoicing, expenses and time tracking with a free plan

    • Invoice Ninja starts at $14 per month, billed monthly ($140 billed annually). Karbon starts at $59 per user / month, billed yearly ($79 billed monthly).
    • Invoice Ninja has a free plan. Karbon does not.
    • Only Invoice Ninja lists macOS, Windows and Linux apps.
    • Invoice Ninja is self-hostable, according to its own site.
    Invoice Ninja pricing and details

  3. Manager.io

    Free offline accounting for Windows, Mac and Linux, with a paid cloud

    • Manager.io starts at $59 per month, billed monthly. Karbon starts at $59 per user / month, billed yearly ($79 billed monthly).
    • Manager.io has a free plan. Karbon does not.
    • Only Manager.io lists Windows, macOS and Linux apps.
    • Only Karbon lists iOS and Android apps.
    Manager.io pricing and details

  4. GnuCash

    Free double-entry accounting for home and small business use

    • GnuCash is free. Karbon starts at $59 per user / month, billed yearly ($79 billed monthly).
    • GnuCash has a free plan. Karbon does not.
    • Only GnuCash lists Windows, macOS and Linux apps.
    • Only Karbon lists a web app.
    GnuCash pricing and details

Common questions

Which Karbon alternatives have a Linux app?

TaxCalc, Invoice Ninja, Manager.io and GnuCash list a Linux app.

Does Karbon have a Linux app?

The Karbon listing does not include a Linux app. It lists Web, iOS and Android.

Which of these accounting and invoicing tools are free?

Invoice Ninja, Manager.io and GnuCash are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 17, 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 Karbon: the alternatives its listing names first, then the tools that share the most features with it.