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BillaBear

billabear.com

From $1/mo WebAPISelf-hosted
Visit billabear.com
Spec score 8.7 #7 of 46 in Dunning Management Software

What it is

BillaBear is a subscription management and billing system with Stripe integration, a REST API, and web, API, and self-hosted deployment options. It manages subscriptions, custom plans, add-ons, invoices, quotes, hosted checkouts, paylinks, vouchers, credit notes, dunning, and reports. Pricing models include fixed, usage-based, volume and graduated tiers, fixed-plus-unit, and per-seat charges. The system supports multiple brands and currencies, tax management, country and state rules, configurable thresholds, EU reverse charge, one-stop-shop, and VAT Sense integration. Workflows can retry failed tasks, including API requests. Invoice, quote, PDF, and email templates use Twig or email-service-provider templates. Integrations listed include Stripe, Slack, Freshbooks, Xero, Mailchimp, EmailOctopus, SendGrid, MailGun, and Postmark; Zendesk and Freshdesk integrations help agents find customer profiles. SDKs are listed for PHP, Java, Go, JavaScript, Ruby, and Python. The Starter plan is $1 a month, with $50,000 of revenue free. Managed cloud hosting is currently unavailable.

Spec sheet

Purpose
BillaBear is a standalone subscription management and billing system that integrates with Stripe and provides a REST API.Read 4 Oct 2026 · github.com
Product
BillaBear is a subscription management and billing system that integrates with Stripe and provides a REST API.Read 5 Oct 2026 · github.com
Deployment
The repository describes Docker Compose deployment and a DigitalOcean App Platform deployment option.Read 5 Oct 2026 · github.com
API
BillaBear provides a REST API for integration.Read 4 Oct 2026 · github.com
Integrations
The listed integrations include Stripe, DocRaptor, SendGrid, Mailgun, Postmark, VAT Sense, Slack, Xero, EasyBill, Mailchimp, EmailOctopus, FreshDesk, and Zendesk.Read 5 Oct 2026 · github.com
Company
The pricing page footer identifies Humbly Arrogant Software Limited as the copyright holder.Read 4 Oct 2026 · billabear.com
Billing features
Features include subscription and plan management, invoices, hosted checkout, paylinks, quotes, dunning, vouchers, credit notes, and subscription reports.Read 5 Oct 2026 · github.com
Branding
The pricing page lists support for multiple brands.Read 4 Oct 2026 · billabear.com
Checkout and reporting
The pricing page lists hosted checkouts, paylinks, and reports.Read 4 Oct 2026 · billabear.com
Company identity
The repository describes BillaBear as a subscription management and billing system and links to billabear.com.Read 5 Oct 2026 · github.com
Developer access
BillaBear provides a REST API and lists SDKs for PHP, Java, Go, JavaScript, Ruby, and Python.Read 5 Oct 2026 · github.com
Enterprise options
The Enterprise plan lists an assigned contact person, custom environments, and SLAs.Read 4 Oct 2026 · billabear.com
Free trial
The pricing page links to a 'Start Your Free Trial' option for the Starter and Professional plans.Read 4 Oct 2026 · billabear.com
Hosting limitation
The repository states that managed cloud hosting is currently unavailable.Read 5 Oct 2026 · github.com
License and cost
The project says it is free to use and modify under the Fair Core License, which adds restrictions on competing for two years.Read 5 Oct 2026 · github.com
Pricing models
It supports fixed prices, usage-based packages, volume and graduated tier pricing, fixed-plus-unit pricing, and per-seat pricing.Read 5 Oct 2026 · github.com
Self-hosted support
The pricing page offers support for the self-hosted version and directs visitors to contact sales.Read 4 Oct 2026 · billabear.com
Subscription features
The pricing page lists subscription management, custom plans, subscription add-ons, and mass subscription management.Read 4 Oct 2026 · billabear.com
Support integrations
The documentation describes Zendesk and Freshdesk integrations that help support agents find a customer's BillaBear profile.Read 4 Oct 2026 · docs.billabear.com
Tax
Its tax system supports country and state rules, configurable thresholds, EU reverse charge and one-stop-shop, and VAT Sense integration.Read 5 Oct 2026 · github.com
Tax and currencies
The pricing page lists tax management and multiple currency support.Read 4 Oct 2026 · billabear.com
Templates
Invoice, quote, PDF, and email templates can be managed with Twig or email service provider templates.Read 5 Oct 2026 · github.com
Trial configuration
BillaBear supports trials that convert automatically to subscriptions and standalone trials that do not.Read 5 Oct 2026 · github.com
Workflows
Workflows can retry failed tasks, including API requests, so later steps can resume without manual intervention.Read 5 Oct 2026 · github.com

Plans and prices

Starter $1 a month $50,000 of revenue free $50,000 of revenue free · Subscription Management · Custom Plans · Multiple Brand Support · Multiple Currency Support · Tax Management · Slack Integration · Hosted Checkouts · Reports Read 4 Oct 2026 · billabear.com

Every BillaBear plan and price →

Strong points and limits

Strong points

  • Supports usage-based and tiered billing
  • Multiple currencies, brands, and tax rules
  • REST API plus multiple SDKs
  • Automated dunning and retryable workflows
  • Starter plan at $1 a month

Limits

  • Managed cloud hosting is currently unavailable
  • Fair Core License restricts competing for two years
  • Starter pricing includes a $50,000 revenue condition
  • Self-hosted support requires contacting sales

Who it suits

It suits teams building or operating subscription businesses that need configurable billing, tax, integrations, and developer access. Self-hosting is relevant where managed cloud hosting is unavailable.

Verdict

BillaBear covers subscription operations, billing models, tax handling, integrations, and developer tooling in a free-to-use project. Deployment and licensing constraints matter, especially for teams seeking managed hosting or competing products.

Where Specifiction places it

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