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Firefly III vs Tiller: catalog facts
Firefly III	Tiller
Free Free and open source under the AGPL 3.0. You provide the hosting.	Paid Subscription service; the fetched page does not list prices.
Windows, macOS, Linux, Web, Self-hosted	Web
Budgets, categories, tags, bills and recurring transactions in one place Rules that categorise transactions as they arrive	Works in Google Sheets and Excel Automatic daily transaction and balance feeds
A PHP application with a database that you have to run and update Bank imports need a separate companion tool	Requires comfort with spreadsheets Relies on a bank connection service
Self-hosted	Hosted service
Open source	Closed source
License: AGPL-3.0	License not stated
No account needed	Account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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