The PSPDex payments briefing
New providers, real rates, high-risk approvals. No spam.
The PSPDex payments briefing
New providers, real rates, high-risk approvals. No spam.
Transparent interchange-plus pricing that scales down
Last verified: September 2026
Helcim uses interchange-plus pricing with rates that automatically drop as volume grows, no monthly fee, and no long-term contract. A favorite for small and mid-size businesses that want honest pricing.
Pricing
Interchange + 0.40% + 25¢ in person, 0.50% + 25¢ online; volume discounts automatic
Best for
Stripe
Developer-first payments for internet businesses
2.9% + 30¢
Square
Simple all-in-one for retail, restaurants and services
2.6% + 10¢
Adyen
Enterprise payments across every sales channel
Custom