Best SlimPay Alternatives in 2026
Updated
20 tools from payment processing software ranked against SlimPay on the same published basis.
- 1SlimPay vs Kill Bill
- 2SlimPay vs Checkout Page
- 3SlimPay vs Helcim
- 4SlimPay vs Mollie
- 5SlimPay vs PayPal Invoicing
- 6SlimPay vs Airwallex Payments
- 7SlimPay vs Checkout.com
- 8SlimPay vs Clover POS
- 9SlimPay vs Paystack
- 10SlimPay vs SumUp Invoices
- 11SlimPay vs MobilePay
- 12SlimPay vs Paysafe
- 13SlimPay vs Pin Payments
- 14SlimPay vs Razorpay Payment Gateway
- 15SlimPay vs Stripe Terminal
- 16SlimPay vs Lightspeed Payments
- 17SlimPay vs Nexi Merchant Services
- 18SlimPay vs PaySimple
- 19SlimPay vs FastSpring
- 20SlimPay vs Payment Depot
SlimPay alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Kill Bill | 7.7 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | Checkout Page | 7.6 | Free plan | $24.17/mo | API, iOS, Web |
| 3 | Helcim | 7.4 | Free plan | Free | Android, API, iOS, Mac, Web, Windows |
| 4 | Mollie | 7.4 | Free plan | €9/mo | Android, API, iOS, Web |
| 5 | PayPal Invoicing | 7.4 | Free plan | Free | Web, iOS, Android |
| 6 | Airwallex Payments | 7.3 | Free plan | $12/mo | Android, API, iOS, Web |
| 7 | Checkout.com | 7.2 | Free plan | Free | Android, API, iOS, Web |
| 8 | Clover POS | 7.1 | No | — | Android, iOS, Web |
| 9 | Paystack | 7.1 | Free plan | Free | Android, API, iOS, Web |
| 10 | SumUp Invoices | 7.0 | Free plan | £7/mo | Web, iOS, Android |
| 11 | MobilePay | 6.8 | Free plan | Free | Android, iOS |
| 12 | Paysafe | 6.8 | No | — | Android, API, iOS, Web |
| 13 | Pin Payments | 6.8 | No | — | API, iOS, Web |
| 14 | Razorpay Payment Gateway | 6.8 | No | — | Android, API, iOS, Web |
| 15 | Stripe Terminal | 6.8 | No | $2.70/mo | Android, API, iOS, Web |
| 16 | Lightspeed Payments | 6.7 | No | — | Android, iOS, Web |
| 17 | Nexi Merchant Services | 6.7 | No | — | Android, API, iOS, Web |
| 18 | PaySimple | 6.7 | No | $79.95/mo | Android, API, iOS, Web |
| 19 | FastSpring | 6.6 | No | — | API, Web |
| 20 | Payment Depot | 6.6 | No | $19/mo | Android, iOS, Web |
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Questions about SlimPay alternatives
What is the best alternative to SlimPay?
Kill Bill, number 1 in payment processing software with a score of 7.7 out of 10. The others here: Checkout Page, Helcim, Mollie and 16 more.
What is the best free alternative to SlimPay?
Kill Bill is the best-ranked alternative with a free plan. 10 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.