How to Build Your Own SumUp
Replace SumUp with a custom build. Smart POS systems to grow your business
Build Difficulty: 5/5
Build a working replacement in a weekend with AI tools
Estimated Timeline
Based on 28 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.
Recommended Tech Stack
Full-stack React framework with API routes and server components
PostgreSQL database, auth, and real-time subscriptions
Utility-first styling for rapid UI development
Key Features to Replicate
Top features across 8 categories. See all 28 features
Hardware(4 features)
Portable, wireless card readers that connect via Bluetooth to accept card payments anywhere
Self-service kiosk to free up staff time, increase order value, and decrease customer wait times
Simplest card reader that connects to phone via Bluetooth for on-the-go transactions
Card reader with access to sales reports, digital receipts, and more directly from the device
Marketing(4 features)
Daily AI-enhanced SMS and email promotions for advanced growth marketing
Automate promotional campaigns and customer engagement through email and SMS
Tools to increase Google reviews and online visibility
Send targeted SMS and email promotions to customers to drive engagement
Customer Engagement(3 features)
Offer rewards to incentivize regular and one-time customers to return
Customers can discover your business through Fivestars App and access savings and rewards
Customizable loyalty program to turn first-time customers into regulars with rewards and incentives
Banking(2 features)
Hassle-free business banking with no monthly fees and access to business finances
Spend worldwide with MasterCard acceptance, next-day payouts, and 24/7 fund access
Inventory(2 features)
Keep track of inventory levels and manage stock
Customize and manage your product catalog directly from the app
Payments(2 features)
Accept debit and credit card payments when card is present via tap, dip, or swipe
Accept online payments and manually entered card transactions for e-commerce and remote sales
Core POS(1 features)
Cloud-based POS software to seamlessly run transactions, track employee schedules, and manage inventory
Customer Management(1 features)
Store and manage customer information for targeted marketing and relationship building
Cost Calculator
Keep Paying SumUp
Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 28 features at very easy complexity.