B2Billing

B2Billing

OpsAgents AI
Invora

Invora

Ownware
+
+

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About

B2Billing is billing that runs itself while you stay in control. It turns tracked hours into compliant invoices, sends them and chases what is owed, so recurring invoicing, receipts and collections keep running and receivables stay current. Every invoice is drafted and previewed first, and nothing goes out without your say-so: a human approval gate sits on everything that leaves. A billing board shows what is waiting for approval, pending, blocked and issued. By OpsAgents AI.

About

Self-hosted invoicing you own outright - no monthly fee, no cut of what you bill, no invoice cap. Estimates convert to invoices in one click, every document renders to a branded PDF, and clients open a public link without an account. Record part-payments and see what you are owed by client and by age. Recurring invoices draft each cycle for you to review; a unique period stamp means the same month can never draft twice. Nothing is emailed automatically - every client email is a button you press, sent through your own SMTP, each attempt logged. Version 3.1 adds emailed invoices and reminders plus an .ics feed of due dates, all shipped switched off. Also included: REST API with revocable keys, webhooks, an MCP endpoint for AI assistants, 2FA, OIDC sign-in, scheduled backups, audit log, dark mode. Plain PHP 8 + MySQL or SQLite, no framework, no build step. It never phones home. A live demo runs on the product page - it opens signed in, with no signup and no password.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Service businesses, agencies and consultancies that bill from tracked hours and retainers.

Audience

Small businesses, freelancers and agencies that want to own their invoicing stack instead of renting SaaS

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Not Supported

API

Offers API Supported

Screenshots and Videos

No images available

Screenshots and Videos

Pricing

$199/month
Free Version Not Supported
Free Trial Not Supported

Pricing

$99 one-time
One-time purchase. Single licence $99 - one domain you own or operate, client work included. Extended licence $229 - as many domains as you own or operate, plus one installation handed over per client project. Full source code included. No subscriptions, no per-user fees, no cut of what you bill.
Free Version Not Supported
Free Trial Not Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation Not Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

OpsAgents AI
Founded: 2026
Israel
b2billing.opsagents.agency

Company Information

Ownware
Founded: 2026
Slovakia
ownware.io/p/invora

Alternatives

Alternatives

BillingHub

BillingHub

Evax LLC
Billoid

Billoid

Zendri
InvoiceApp

InvoiceApp

InvoiceApp Technologies

Categories

Categories

Billing and Invoicing Features

Billing Portal Not Supported
Contact Database Supported
Contingency Billing Not Supported
Customer Portal Not Supported
Customizable Invoices Supported
Dunning Management Not Supported
Hourly Billing Not Supported
Invoice History Supported
Mobile Payments Not Supported
Multi-Currency Supported
Online Invoicing Supported
Online Payments Not Supported
Payment Processing Not Supported
Project Billing Not Supported
Recurring/Subscription Billing Supported
Service Ticket Billing Not Supported
Tax Calculator Supported

Integrations

ChatGPT Not Supported
Claude Not Supported
n8n Not Supported

Integrations

ChatGPT Supported
Claude Supported
n8n Supported
Claim B2Billing and update features and information
Claim B2Billing and update features and information
Claim Invora and update features and information
Claim Invora and update features and information