Best FOSSBilling Alternatives in 2026
Updated
20 tools from subscription billing software ranked against FOSSBilling on the same published basis.
- 1FOSSBilling vs Kill Bill
- 2FOSSBilling vs PayWhirl
- 3FOSSBilling vs Pabbly Subscriptions
- 4FOSSBilling vs UniBee
- 5FOSSBilling vs Lago
- 6FOSSBilling vs OneBill
- 7FOSSBilling vs BillingPlatform Accounts Receivable
- 8FOSSBilling vs BILLmanager
- 9FOSSBilling vs Fakturia
- 10FOSSBilling vs Flexprice
- 11FOSSBilling vs Zuora CPQ
- 12FOSSBilling vs Aria Billing
- 13FOSSBilling vs BillaBear
- 14FOSSBilling vs FastSpring
- 15FOSSBilling vs PaySimple
- 16FOSSBilling vs Zoho Billing
- 17FOSSBilling vs ChargeKeep
- 18FOSSBilling vs Younium
- 19FOSSBilling vs Ordway
- 20FOSSBilling vs Tridens Monetization
FOSSBilling alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Kill Bill | 7.8 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | PayWhirl | 7.4 | Free plan | $9/mo | API, Web |
| 3 | Pabbly Subscriptions | 7.3 | Free plan | $14/mo | API, Web |
| 4 | UniBee | 7.3 | Free plan | $99/mo | API, self-hosted, Web |
| 5 | Lago | 7.0 | Free plan | Free | API, self-hosted, Web |
| 6 | OneBill | 6.9 | No | — | API, Web |
| 7 | BillingPlatform Accounts Receivable | 6.8 | No | — | API, Web |
| 8 | BILLmanager | 6.7 | No | €50/mo | API, Linux, self-hosted, Web |
| 9 | Fakturia | 6.7 | No | €139/mo | Web |
| 10 | Flexprice | 6.7 | Free plan | $500/mo | Web |
| 11 | Zuora CPQ | 6.7 | No | — | API, Web |
| 12 | Aria Billing | 6.6 | No | — | API, Web |
| 13 | BillaBear | 6.6 | No | $1/mo | API, self-hosted, Web |
| 14 | FastSpring | 6.6 | No | — | API, Web |
| 15 | PaySimple | 6.6 | No | $79.95/mo | Android, API, iOS, Web |
| 16 | Zoho Billing | 6.6 | No | $39/mo | Web, iOS, Android |
| 17 | ChargeKeep | 6.5 | No | $39.99/mo | API, Web |
| 18 | Younium | 6.5 | No | — | API, Web |
| 19 | Ordway | 6.4 | No | — | API, Web |
| 20 | Tridens Monetization | 6.4 | No | $500/mo | API, Web |
Make your tool an alternative to FOSSBilling
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about FOSSBilling alternatives
What is the best alternative to FOSSBilling?
Kill Bill, number 1 in subscription billing software with a score of 7.8 out of 10. The others here: PayWhirl, Pabbly Subscriptions, UniBee and 16 more.
What is the best free alternative to FOSSBilling?
Kill Bill is the best-ranked alternative with a free plan. 6 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.