Checkout Control Tower: Payment Routing and Dynamic Checkout for Shopify Plus
7/10
Demand Score
Immediate savings from payment fee optimization and higher checkout conversion; quick impact without replatforming.
7/10
Blue Ocean
Competition Level
$299-1k
Price/Month
Predicted customer spend
8 days
Time to MVP
Difficulty: Moderate
The Problem
A no-code control layer for Shopify Plus checkout that routes payments to the cheapest/best-performing PSP per card type, AOV, region, or risk score, adds dynamic checkout fields (VAT, PO number), and
🔗 Validated by Real User Complaints
This problem has been verified through 3 real user complaints:
Competitor Landscape
- Checkout Blocks
- Custom Shopify Functions (agency-built)
- Shopify Scripts (legacy)
- Rally (headless checkout)
Must-Have Features for MVP
PSP/payment method routing by BIN, AOV, currency, risk
Dynamic fields: VAT/tax ID, PO number, delivery instructions
Validation rules (e.g., B2B requires VAT for zero-rated)
Checkout A/B testing and holdout groups
Surcharging/discount logic with regional compliance guardrails
Hide/show payment methods by segment or cart contents
Real-time fee benchmarking and authorization analytics
Failsafe fallbacks if a PSP degrades
⚠️ Potential Challenges
- Plus-only capabilities for certain checkout extensions
- Compliance around surcharging and payment method hiding by region
- PSP partnerships and tokenization nuances
- Measuring attribution of checkout changes safely
Risk Level: Moderate
🎯 Keys to Success
- >0.2–0.5% absolute checkout conversion uplift in 30 days
- 1–10 bps reduction in blended payment fees
- Zero disruption via safe rollouts and instant rollback
- PSP redundancy increases uptime during gateways incidents
Ready to Build This?
This moderate-difficulty project could be your next micro-SaaS success.