Flatpay
POS system and payment solutions at one flat rate for all payment methods, tailored to small and medium-sized businesses.
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Flatpay Reviews — Pricing, Features & The Honest Take
Flatpay Overview
What is Flatpay?
Flatpay is a fintech payments platform for small and medium-sized merchants offering card terminals, flat-rate transaction processing, POS systems (inventory, tables, saved orders), mobile POS, online payments, and pay-by-link. It emphasizes transparent, flat per-transaction pricing (no monthly subscription for many offerings), hardware bundles and onboarding for POS tiers, web-based merchant portal with dashboards and device management, and integrations with common e-commerce platforms and accounting software across multiple European markets.
| Company | Flatpay |
|---|---|
| Year founded | 2022 |
| Company size | 1000+ employees |
| Headquarters | Herlev, Capital Region of Denmark |
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Flatpay Product Details
| Capabilities |
API
|
|---|---|
| Segment |
Small Business
Mid Market
|
| Deployment | Cloud / SaaS / Web-Based, Mobile Android |
| Support | 24/7 (Live rep), Email/Help Desk, Knowledge Base, Phone Support |
| Training | Documentation, In Person, Videos |
Flatpay Pros and Cons
- Transparent flat per-transaction pricing; many offerings have no monthly subscription.
- Unified offering: terminals, POS, online payments and pay-by-link.
- 24/7 support and daily payouts.
- Supports DCC and surcharge options for international/business cards.
- Multilingual and multi-market regional presence across several European countries.
- No fully public developer API portal or published machine-readable API documentation — integrations rely on Frisbii gateway.
- Offline transaction capture / disconnected operation not clearly documented.
- Onboarding and hardware costs for higher-end POS bundles can be significant.
- Some features (surcharging, MobilePay, 3D Secure) are region-dependent and may incur additional fees.
Flatpay Pricing
Flatpay Features
Accepts major card brands
ACH Payment Processing
API / Developer platform
API for integrations / mass payouts
API Integration
Approval workflows / multiple approvers
Automated Tax Calculation
Batch Processing
Bulk / batch bill payments / upload
Command-line interface (CLI) tools
Contactless / Chip & PIN support in terminals
Create and send invoices / AR functionality
Credit Card Processing
Customer Management
Customizable Invoices
Digital / email receipts
Digital Wallet Integration
Discount Management
Discounts / split payments / saved orders
Dispute Management
E-Commerce Integration
Fraud Detection
Free plan or trial
Get customers to pay via card or bank; flexible fee handling
Hardware management / device configuration
Integration with Accounting Software
International payments / multi-currency
Invoice Management
Line item / class / location coding for bills
Mobile App
Mobile Payments
Multicurrency & dynamic currency conversion (DCC)
Multi-Currency Support
Multi-Platform Support
Multi-site or multi-terminal support
Multi-user accounts, roles & permissions
Online / E-commerce integration (webshops)
Open-source availability
Order & take-away / dine-in order distinction
Partial Payments
Pay by credit/debit card
Pay by paper check / check delivery
Payment Gateway
Pay vendors via ACH bank transfer
PCI Compliance
Point of Sale (POS) Integration
POS features: inventory management
POS features: staff / user roles
POS features: table management (for restaurants)
Printing receipts (paper)
Real-time Notifications
Real-time transaction dashboard / performance analytics
Recurring Billing
Refund Management
Refunds / returns handling
Reporting and Analytics
Reporting / dashboards / tracking of payment status
Schedule recurring payments
Security and Encryption
Security & compliance (PCI, SOC, ISO)
Staff permissions / multi-user login
Subscription Management
Support / customer service options
Support for mobile wallet payments
Support for surcharging certain payment types
Sync with accounting software (QuickBooks, Xero, etc.)
Tokenization
Transaction Management
Upload / scan bills; AI data capture
User Roles and Permissions
Virtual Terminal
Wire transfer payments
Z-report / daily summary reports
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Last updated: August 29, 2026
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