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Free

Firefly III

The homepage calls Firefly III a free and open source personal finance manager. Hosting it is your job.

Open Firefly III

What is actually free

The software is free and open source. The site points you at a download.

Pricing model: Free. You can use it without an account. We are not claiming anything about a credit card unless the quote says so.

  • Self-hosted
  • Personal finance, not a client billing app

From their page

Firefly III - A free and open source personal finance manager

Source. Checked October 14, 2026.

Who it is for

Someone comfortable running their own finance app.

Upsides

  • Free and open source are both on the homepage.
  • A demo and documentation are linked.

Limits

  • You provide the server.
  • It is not a done-for-you books product.

Alternatives in this directory

  • GnuCash — Free desktop accounting software under the GNU GPL.
  • KMyMoney — A free desktop finance manager from KDE, using double-entry.

Last verified October 14, 2026. This is not a user review and not a ranking score.