We architect and deploy custom smart contracts that power your Web3 application, from token economies to complex DeFi logic. Our development process ensures security-first design and gas-optimized execution.
LABS
Services
On-Chain Subscription & SaaS Billing Module
Implement automated, recurring payment systems for DeFi protocols and dApps. We deliver secure smart contracts for token-gated access, prorated billing, and automated revenue distribution.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
Deliver a battle-tested, audited contract suite in as little as 2-4 weeks.
- Comprehensive Development: Full lifecycle support from
Solidity/Vypercoding to deployment onEVM/Solana/Cosmoschains. - Security & Audits: Rigorous testing with
Foundry/Hardhat, integration ofOpenZeppelinlibraries, and preparation for third-party audits. - Real-World Logic: Implementation of
ERC-20,ERC-721, staking systems, multi-signature wallets, and custom DAO governance.
key-features-cards
ENTERPRISE-GRADE INFRASTRUCTURE
Core Capabilities of Our Billing Module
Our on-chain subscription and SaaS billing module provides the foundational infrastructure for predictable, automated, and secure recurring revenue streams. Built for scale and compliance.
01
Flexible Recurring Billing Engine
Automate subscription lifecycles with configurable billing cycles (daily, weekly, monthly, annual), proration, and trial periods. Supports fixed-price, usage-based, and hybrid pricing models directly on-chain.
100%
Automated Collection
6+
Billing Models
02
Multi-Chain & Multi-Currency Support
Collect payments in native tokens, stablecoins, or custom ERC-20s across Ethereum, Polygon, Arbitrum, and other EVM chains. Simplify reconciliation with unified reporting.
10+
Supported Chains
Any ERC-20
Payment Tokens
03
Enterprise-Grade Security & Compliance
Smart contracts are built with OpenZeppelin libraries and undergo rigorous third-party audits. Features include role-based access control, non-custodial fund handling, and compliance-ready transaction logs.
Audited
By Top Firms
Non-Custodial
Funds Secure
04
Real-Time Analytics & Webhooks
Monitor MRR, churn, and customer lifetime value with a built-in dashboard. Receive instant webhook notifications for subscription events (new, renewal, cancellation, payment failure).
Real-Time
Revenue Data
< 1 sec
Event Notifications
05
Seamless Developer Integration
Integrate with a few lines of code using our TypeScript/React SDKs and comprehensive API. Includes pre-built UI components for checkout flows and customer portals.
< 1 day
Integration Time
Full SDK
TypeScript/React
06
Scalable Infrastructure & Uptime
Deploy on our managed, auto-scaling infrastructure with a 99.9% uptime SLA. Handles high transaction volumes with sub-second finality for billing events.
99.9%
Uptime SLA
Global
Edge Network
benefits
MEASURABLE RESULTS
Business Outcomes for Your Protocol
Our Subscription & SaaS Billing Module delivers more than just code. We focus on tangible outcomes that drive protocol growth, user retention, and sustainable revenue.
01
Predictable Recurring Revenue
Implement automated, on-chain subscription logic to convert one-time users into long-term, predictable revenue streams. Supports flexible billing cycles (monthly, quarterly, annual) and multiple payment tokens.
30-50%
Increase in LTV
0 Failed Charges
With Auto-Top-up
02
Enterprise-Grade Security & Compliance
Deploy with confidence using battle-tested, audited smart contracts. Our module integrates OpenZeppelin standards and includes built-in features for regulatory compliance, including prorated refunds and grace periods.
100%
Audit Coverage
SOC 2
Compliance Ready
03
Rapid Integration & Time-to-Market
Go from concept to live billing in weeks, not months. Our modular architecture plugs directly into your existing tokenomics and front-end, with comprehensive documentation and SDKs for Ethereum, Polygon, and Solana.
< 3 weeks
Average Deployment
1 API
Unified Integration
04
Enhanced User Retention & Engagement
Reduce churn with seamless user experiences. Features like free trials, tiered plans, and automated renewals keep users active and invested in your protocol's ecosystem.
40%+
Lower Churn
2.5x
More Active Users
05
Real-Time Analytics & Financial Control
Gain full visibility into your revenue pipeline with a dedicated dashboard. Track MRR/ARR, active subscribers, churn rates, and manage plan configurations in real-time without requiring contract redeploys.
Real-Time
Revenue Dashboard
Zero Downtime
Plan Updates
06
Scalable, Gas-Optimized Architecture
Handle millions of subscriptions without exorbitant gas fees. Our contracts use efficient storage patterns and batch operations, ensuring cost remains predictable as your user base grows exponentially.
< $0.10
Avg. Gas per Tx
Unlimited
Scalable Subscribers
The Strategic Decision for Your Web3 Product
Build vs. Buy: On-Chain Billing Development
A detailed comparison of the total cost, risk, and time investment required to develop a secure, production-ready on-chain billing system in-house versus partnering with Chainscore.
| Critical Factor | Build In-House | Partner with Chainscore |
|---|---|---|
Time to Market | 6-12 months | 4-8 weeks |
Initial Development Cost | $150K - $300K+ | $25K - $75K |
Security Audit Requirement | Mandatory ($30K - $100K) | Included |
Ongoing Maintenance & Updates | 1-2 FTEs ($200K+/year) | Optional SLA from $15K/year |
Multi-Chain Support (EVM) | Custom per chain (3-6 months) | Pre-built for Ethereum, Polygon, Arbitrum, Base |
Compliance & Tax Logic | Custom build (high risk) | Pre-configured modules |
Total Year 1 Cost (Est.) | $380K - $600K+ | $40K - $90K |
Key-Man Risk | High (team dependency) | Eliminated (managed service) |
Focus on Core Product | Diverted | Maintained |
how-we-deliver
CLIENT-CENTRIC DELIVERY
Our Development & Integration Process
A structured, transparent approach to integrate robust blockchain billing into your SaaS platform, minimizing disruption and maximizing speed-to-market.
01
Discovery & Architecture Design
We analyze your existing billing logic and user flows to design a modular, upgradeable smart contract architecture. This ensures seamless integration with your frontend and backend systems.
1-2 weeks
Design Phase
100%
Requirement Mapping
02
Smart Contract Development
Development of gas-optimized, auditable smart contracts for subscription management, proration, and multi-currency payments using Solidity 0.8+ and OpenZeppelin libraries.
ERC-20/ERC-721
Token Standards
OpenZeppelin
Security Foundation
03
Security Audit & Testing
Rigorous unit, integration, and scenario testing followed by a comprehensive security review. We provide a formal audit report detailing all findings and mitigations.
100%
Line Coverage
Formal Report
Audit Deliverable
04
API & Frontend Integration
We deliver a well-documented SDK and React/Node.js integration packages, enabling your engineering team to connect the new billing module with minimal custom development.
< 1 week
Avg. Integration
TypeScript SDK
Primary Deliverable
05
Staging Deployment & Validation
Deployment to a testnet or private staging environment for end-to-end validation with your product team, ensuring all business logic and user experience requirements are met.
Testnet/Mainnet
Environment
Full UAT Cycle
Validation
06
Production Launch & Monitoring
Managed mainnet deployment with real-time monitoring dashboards for transaction success rates, gas usage, and subscription lifecycle events. Includes 30 days of post-launch support.
99.9%
Uptime SLA
30 days
Included Support
Standard Implementation Scope
Typical 6-8 Week Delivery Timeline
A breakdown of the core deliverables and support levels included in our fixed-scope, fixed-timeline engagement for a custom Subscription & SaaS Billing Module.
| Phase & Deliverable | Week 1-2: Discovery & Design | Week 3-6: Development & Audit | Week 7-8: Deployment & Handoff |
|---|---|---|---|
Requirements & Architecture Review | |||
Smart Contract System Design | |||
Solidity/Vyper Smart Contract Development | |||
Unit & Integration Testing | |||
Third-Party Security Audit | |||
Frontend Integration Kit (React/Web3.js) | |||
Testnet Deployment & Staging | |||
Mainnet Deployment Support | |||
Technical Documentation & API Reference | |||
Knowledge Transfer Session |
Subscription & SaaS Billing
Frequently Asked Questions
Common questions about our enterprise-grade Web3 subscription and billing module development.
A standard, production-ready subscription module with core features (recurring payments, proration, dunning) typically deploys in 2-4 weeks. Complex integrations with existing DeFi protocols, multi-chain support, or advanced analytics dashboards can extend this to 6-8 weeks. We provide a detailed project plan with milestones after the initial scoping call.
ENQUIRY
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.
NDA Protected
Confidentiality24h Response
Time to ValueDirectly to Engineering Team
No Sales Fluff10+
Protocols Shipped
$20M+
TVL Overall