Flexprice vs OneBill
Flexprice
flexprice.org
OneBill
onebillsoftware.comSide by side
| Figure | Flexprice | OneBill |
|---|---|---|
| Price from | $299/mo | — |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | Yes | — |
| Web | Yes | Yes |
| Linux | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 4 | 0 |
| Spec score · Usage-Based Billing Software | 9.1 (#1) | 7.6 (#13) |
| API | Flexprice exposes a REST API for event ingestion and a documented API reference with OpenAPI tooling. | OneBill provides a REST API for connecting its billing engine to internal applications, mobile apps and provisioning platforms. |
| Founded | 2021 | 2009 |
| Headquarters | San Francisco, CA | OneBill states that its headquarters are in Santa Clara, USA, with a major hub in Bengaluru, India, and 24/7 coverage across four continents. |
| Integrations | The homepage lists Stripe, Salesforce, HubSpot, Segment, AWS, GCP, Kafka, Snowflake, dbt, Postgres, Slack and Zapier integrations. | Listed integration partners include Salesforce, GoCardless, QuickBooks, Sage Intacct, Stripe, Vertex, Xero, HubSpot, NetSuite, Adyen, NetSapiens, ShipBob, Avalara and PayPal. |
| What it does | Flexprice provides usage metering, pricing logic, feature management, subscription billing and invoice generation for AI and SaaS products. | OneBill is a unified Quote-to-Revenue-to-Care platform connecting quoting, billing, revenue management and customer service. |
Plans
Flexprice
- DeveloperFree
- DeveloperFree
- Growth$299 a month
- EnterprisePriced on request
In their own words
Flexprice
Flexprice provides usage metering, pricing logic, and invoice generation for AI and SaaS teams. Usage events can arrive through a REST API, SDKs, or direct Kafka integration, with deduplication, idempotency keys, and exactly-once aggregation across time windows. Its pricing engine supports flat, per-seat, graduated, tiered, volume-based, credit-pack, and minimum-commitment models configured in the UI. Invoice generation covers proration, mid-cycle plan changes, multiple currencies, tax line items, PDF delivery, payment collection through Stripe or Braintree, and dunning. Listed integrations include Stripe, Salesforce, HubSpot, Segment, AWS, GCP, Kafka, Snowflake, dbt, Postgres, Slack, and Zapier. The free Developer plan includes up to 100,000 events per month, one pricing plan, and 14-day data retention. Growth costs $299 a month and allows up to 5,000,000 events per month; additional events cost $0.06 per 10K. Flexprice is available via API and web.
OneBill
OneBill is a cloud-based Quote-to-Revenue-to-Care platform connecting quoting, billing, revenue management, and customer care. It is designed for telecom and UCaaS providers, SaaS and GenAI companies, datacenters, utilities, media businesses, logistics companies, and IoT providers. The billing engine handles subscription, usage-based, recurring, one-time, prepaid, postpaid, tiered, volume-based, and hybrid models. For complex consumption charges, it collects and rates usage in real time and automates billing. Modules cover quoting, subscriber management, churn, service desks, workflows, billing, channels, and revenue recognition. Workflow automation supports complex orders, inventory, provisioning, and activation. Integrations are available for Salesforce, HubSpot, Microsoft Dynamics 365, and Zoho CRM, alongside a REST API. Billing events can connect to revenue recognition under ASC 606 and IFRS 15. OneBill supports more than 100 currencies and languages and says it provides 24/7 support coverage across four continents. It is available on web and through API. Pricing is on request; there is no free plan, but a 28-day trial includes full platform access and guided onboarding without a credit card.