InvoiceGen

Privacy-first invoicing

Invoice data should not need a hosted account to exist.

InvoiceGen is built for freelancers and small teams who want a private invoice generator for macOS. Client records, payment details, line items, taxes, notes, and backups are processed locally instead of being sent to a hosted billing service.

No hosted store

InvoiceGen does not require a cloud account or remote database for normal invoice workflows.

No telemetry service

The product positioning is local-first: invoice data is not sent to analytics or tracking systems by the app.

User-controlled backups

Backups are files the user can export, inspect, move, or include in normal Mac backup routines.

Where does InvoiceGen keep invoice data?

InvoiceGen stores its local app data in the user's macOS application support data and lets the CLI point at explicit store files for tests, migrations, and scripted workflows. The local store contains the practical invoice records users expect: business profile details, clients, projects, payment instructions, invoice numbers, line items, status, issue dates, due dates, tax fields, terms, and notes.

How is this different from cloud invoice software?

Cloud invoicing tools can be helpful when teams need hosted collaboration, online payments, or accounting integrations. They also introduce account management, sync behavior, pricing tiers, data-retention policies, and vendor availability risk. InvoiceGen takes the opposite position for simple freelancer invoicing: the invoice generator should run locally, export a PDF-ready invoice, and let the user decide where backups live.

NeedInvoiceGen approachHosted-tool approach
Data ownershipLocal files on your MacVendor-controlled hosted records
SetupNo account required for the appSignup and billing account often required
AutomationRust CLI using the same local storeRemote API or browser workflow

What sensitive fields should users think about?

Invoices can contain names, addresses, emails, tax notes, project context, bank instructions, and payment references. InvoiceGen's local-first model reduces unnecessary exposure by avoiding a hosted invoice database. Users should still protect their Mac account, disk, exported PDFs, and backups because local ownership also means local security practices matter.

How should privacy-conscious users back up invoices?

Use InvoiceGen's export workflow or the CLI store export command before changing machines, testing automations, or doing bulk edits. Store backups in locations that match the sensitivity of client billing data. If Time Machine, encrypted external disks, or private cloud drives are used, treat the invoice backup as business data rather than a generic document.

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