Free plan: $0/month with unlimited customers and one card design. Pro: $99/month (or $82.50/month with annual billing, 2 months free) for unlimited card designs, locations, automation, customer segmentation and API access. Agency: $149/month (or $124/month with annual billing, 2 months free) for fiv
Free plan available with limited monthly sends. Paid plans on a monthly or annual billing cycle with plan-specific features and team member limits. No percentage taken on payments collected; flat monthly price for plan plus standard card processor rates.
Key features
Digital stamp cards in Apple Wallet and Google Wallet
QR code enrollment
Automated stamping via POS integrations
Customer segmentation
Multi-location management
Staff counter app for iOS and Android
REST API and webhooks for developers
Invoices with automatic tax and currency calculation
Estimates that convert to invoices
Card payments with public pay page and QR codes
Automated reminders and dunning campaigns
Client portal with verified email or phone login
Time tracking, expenses, and mileage rebilling
Vendor management and bills payable
AI Assistant integration via MCP
REST API with scoped keys and webhooks
Multiple business support in one workspace
What makes it different
No app required for customers, cards live in Apple Wallet and Google Wallet pre-installed on phones
Permanent free plan with no expiry date, no credit card required
One flat price that doesn't grow with success, Pro includes unlimited locations and API
Setup in under 15 minutes, no technical skills required
Founder-led company with personal email support
No percentage taken on payments; flat monthly pricing only
Human-in-the-loop AI: drafts wait for person or capped rule approval before sending
Unified verified-contact portal where customers see all invoices across any BillingMart merchant
Server-side math eliminates invoice calculation errors
12 pre-configured business models with industry-specific fields and payment terms