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- Simple Invoices
On the recordRead 11 Oct 202620 facts
Simple Invoices
Simple Invoices · founded 2005
Plans and prices
Simple Invoices
Free
GPLv3 · no license fees · no per-user charges
Read 11 Oct 2026 · simpleinvoices.org
On the record
- Backups
- It provides SQL database backups and JSON exports for migrating data between supported database types.simpleinvoices.org · read 11 Oct 2026
- Client portal
- Yessimpleinvoices.org · read 19 Sep 2026
- Currencies
- It includes 40+ preset currencies plus custom currencies, with locale-aware formatting.simpleinvoices.org · read 11 Oct 2026
- Deployment and databases
- It can be installed with Docker or manually and supports MySQL, MariaDB, PostgreSQL, or SQLite.simpleinvoices.org · read 11 Oct 2026
- Intended users
- The maker describes multi-domain use cases for SaaS platforms, multi-brand organisations, and regional offices.simpleinvoices.org · read 11 Oct 2026
- Invoice features
- It supports itemised or total-style invoices, customer and biller records, payment tracking, recurring invoices, PDFs, email invoices, and reports.simpleinvoices.org · read 11 Oct 2026
- Languages
- It supports 41+ languages with per-invoice language settings.simpleinvoices.org · read 11 Oct 2026
- Mobile access
- It runs in a browser and its responsive design works on desktop, tablet, and phone without an app installation.simpleinvoices.org · read 11 Oct 2026
- Multi-currency invoicing
- Yessimpleinvoices.org · read 19 Sep 2026
- Multi-domain use
- One installation can run multiple isolated invoice workspaces, with each domain having its own records, settings, users, themes, and email configuration.simpleinvoices.org · read 11 Oct 2026
- Online payments
- Yessimpleinvoices.org · read 19 Sep 2026
- Payment integrations
- The listed online payment gateways include Stripe, PayPal Commerce, Mollie, Authorize.net, eWay Rapid, Payments Gateway, Ko-fi, Coinbase Commerce, and Adyen.simpleinvoices.org · read 11 Oct 2026
- Project history
- The maker's timeline lists 2005 as the year of the first release.simpleinvoices.org · read 11 Oct 2026
- Recurring billing
- Recurring invoices can be scheduled daily, weekly, monthly, or yearly, and generated by a cron job or manual trigger.simpleinvoices.org · read 11 Oct 2026
- Recurring invoices
- Yessimpleinvoices.org · read 19 Sep 2026
- Security configuration
- Payment gateway secrets can be encrypted using the SI_GATEWAY_SECRETS_KEY configuration value.simpleinvoices.org · read 11 Oct 2026
- Support and contributions
- The project welcomes community support and accepts bug reports, issues, pull requests, and discussions on its listed development platforms.simpleinvoices.org · read 11 Oct 2026
- What it does
- Simple Invoices is a free, open-source, self-hosted web-based invoice management system for creating, managing, and sending invoices.simpleinvoices.org · read 11 Oct 2026
