Flexprice vs UniBee
Flexprice
flexprice.ioUniBee
unibee.devSide by side
| Figure | Flexprice | UniBee |
|---|---|---|
| Price from | $199/mo | $99/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | Yes | Yes |
| Web | Yes | Yes |
| Linux | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 6 | 5 |
| Spec score · Subscription Billing Software | 9.1 (#2) | 8.5 (#19) |
| Spec score · Subscription Management Software | 9.2 (#1) | 8.5 (#7) |
| Spec score · Dunning Management Software | 9.1 (#3) | 8.5 (#14) |
| Company size | LinkedIn lists Flexprice as a privately held software-development company with 11–50 employees and 28 employees shown on the page. | LinkedIn lists UniBee as privately held with 2–10 employees. |
| Documentation depth | The documentation includes concepts, cookbooks, API reference, integrations, changelog, architecture, self-hosting and configuration sections. | The documentation includes API reference pages with cURL, Python, JavaScript, PHP, Go, Java and Ruby examples plus schemas and sandbox URLs. |
| Entitlements | Plans can control feature access and usage limits through entitlement management. | Entitlements can be assigned to plans or customers and checked through real-time API calls. |
| Go SDK | An official Go SDK requires Go 1.20 or newer and includes typed models, retries, webhooks and optional asynchronous event batching. | The Go client is generated from UniBee's OpenAPI specification and documents API endpoint classes. |
| Headquarters | Gurugram, India | The official site footer says UniBee is built in Tallinn. |
| Integrations | Published connectors include Stripe, Razorpay, Chargebee, HubSpot, Zoho Books, QuickBooks, Nomod, Paddle, Moyasar and Whop. | The site lists more than 25 integrations, including Mixpanel, MailChimp, HubSpot, Twilio, Xero, Stripe, QuickBooks, PayPal and Zapier. |
| Invoicing | Flexprice automatically turns usage data into invoices, supports previews and exports to accounting systems. | The system generates invoices automatically, supports custom templates and taxes, and can email or produce PDF invoices. |
| License | The core repository is AGPLv3 open source, while a small Enterprise Edition portion is under a commercial license. | The standalone UniBee deployment, API and portals are licensed under GNU AGPLv3. |
| Pricing models | The platform supports subscription, usage-based, credit-based, seat-based and hybrid pricing models. | Supported models include flat-rate, tiered, volume, usage-based, per-seat, add-ons and free trials. |
| Rating on G2 | 4.8 out of 5 from 2 reviews | 5 out of 5 from 6 reviews |
| Support | Support channels include email, a community Slack workspace and plan-specific response-time commitments. | The Starter plan includes community-level support, Business includes dedicated technical support, and Open-source support is via the community only. |
| Usage metering | Flexprice ingests product-consumption events in real time and aggregates them for billing and reporting. | Usage can be metered in real time for metrics such as tokens, API calls, events and credits. |
| What it does | Flexprice provides usage metering, billing and feature-management infrastructure for AI and SaaS products. | UniBee is an open-source, gateway-agnostic subscription billing platform with self-hosted and managed-cloud deployment. |
Plans
Flexprice
- FreeFree
- Build$500 a month
- Scale$1,000 a month
- Mission CriticalPriced on request
- Pay as you go$199 a month
- Enterprise$3,000 a month
UniBee
- Open-sourceFree
- Open-sourceFree
- Starter$99 a month
- Business$399 a month
- AdvancedPriced on request
In their own words
UniBee
UniBee is an open-source subscription billing platform offered as self-hosted software or a managed cloud service. It handles one-time purchases, recurring charges, usage-based billing, tiered prices, promotions, and flexible billing frequencies. Its metering can track measures such as API calls, storage, compute time, or custom metrics and bill against actual use. Subscription tools cover plan changes, pauses, upgrades, downgrades, trials, add-ons, and lifecycle automation. UniBee can generate invoices, customize templates, handle taxes, and send invoices by email or make them available as PDFs. Payment options include gateways such as Stripe and PayPal, with routing and fallback options. The service lists more than 25 integrations and analytics for MRR, ARR, churn, and customer lifetime value. Open-source is free but self-hosted, requires manual setup, and has community support. Starter costs $99 a month; Business costs $399 a month. Advanced offers cloud or on-prem deployment, with pricing available by conversation.