We architect and deploy custom smart contracts for DeFi, NFTs, DAOs, and enterprise applications. Our development process is built on security-first principles, utilizing battle-tested libraries like OpenZeppelin and comprehensive audit workflows.
LABS
Services
Mobile Data Subscription Service Development
We build mobile-native data marketplace apps with automated, on-chain subscription management. Deploy recurring revenue models with time-based or usage-capped plans in 6-8 weeks.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built to your exact specifications.
- Full Lifecycle Development: From initial design and
Solidity/Rustcoding to deployment, verification, and maintenance. - Security & Auditing: Rigorous internal review, formal verification, and partnerships with top-tier audit firms for final certification.
- Gas Optimization: Expert-level tuning to minimize transaction costs and maximize protocol efficiency.
We deliver contracts that are secure by design, enabling you to launch with confidence and scale without rework.
key-features-cards
BUILDING THE INFRASTRUCTURE FOR MOBILE WEB3
Core Technical Capabilities
We architect and deploy the foundational technical components required for a secure, scalable, and user-friendly mobile data subscription service on blockchain.
01
Smart Contract Development
Custom ERC-20/ERC-1155 token contracts for subscription credits and data bundles, featuring automated billing cycles, prorated upgrades, and secure on-chain payment processing.
OpenZeppelin
Security Standard
Gas-optimized
Design
02
Mobile SDK & Wallet Integration
Lightweight SDKs for iOS & Android enabling seamless wallet connections (MetaMask, WalletConnect), in-app purchases, and secure transaction signing for non-custodial user experiences.
iOS & Android
Platforms
< 100ms
Tx Signing
03
Oracle & Data Feeds
Integration of decentralized oracles (Chainlink, Pyth) for real-time mobile data pricing, usage verification, and triggering automated contract settlements based on off-chain events.
Chainlink
Oracle Network
Sub-Second
Data Latency
04
Backend & API Infrastructure
Scalable Node.js/Python backends with REST/GraphQL APIs for user management, subscription lifecycle handling, and bridging on-chain activity with traditional carrier systems.
99.9%
API Uptime SLA
AWS/GCP
Infrastructure
05
Security & Auditing
Comprehensive security review including smart contract audits (manual + automated), penetration testing of APIs, and implementation of industry-standard key management practices.
Multi-Sig
Treasury Setup
CertiK
Audit Partner
06
Deployment & DevOps
Full CI/CD pipeline setup for automated testing and deployment to EVM-compatible networks (Polygon, Arbitrum, Base), including monitoring, alerting, and node management.
< 2 weeks
Mainnet Launch
24/7
Monitoring
benefits
TANGIBLE RESULTS
Business Outcomes for Your Data Marketplace
Our development service delivers more than just code. We build the technical foundation for a secure, scalable, and profitable data marketplace with measurable business impact.
01
Monetize Data Streams in Days
Launch a production-ready, on-chain data subscription service in under 2 weeks. We handle the full stack: smart contracts for access control, secure payment channels, and a user-friendly frontend for data consumers and providers.
< 2 weeks
Time to Launch
ERC-20 / ERC-721
Token Standards
02
Guaranteed Data Integrity & Provenance
Every data transaction is immutably recorded on-chain. We implement cryptographic proofs and secure oracles to ensure data authenticity, providing an auditable trail of origin and ownership for compliance and trust.
100%
On-Chain Audit Trail
IPFS / Arweave
Storage Integration
03
Automated, Frictionless Micro-Payments
Enable real-time, automated revenue distribution with programmable smart contracts. Set up flexible subscription tiers, pay-per-query models, and automated royalty splits to data providers with zero manual overhead.
< 1 sec
Settlement Time
0.1% avg
Protocol Fee
04
Enterprise-Grade Security & Compliance
Build with confidence. Our smart contracts undergo rigorous audits following OpenZeppelin standards. We implement role-based access control (RBAC), data encryption, and compliance-ready features for regulated industries.
Formal Verification
Security Standard
GDPR / CCPA
Compliance Ready
05
Scalable Infrastructure for Global Demand
Architected for high throughput. We deploy on scalable L2s (Polygon, Arbitrum) or app-chains to handle millions of data queries with sub-second latency and predictable, low transaction costs for your users.
10k+ TPS
Theoretical Capacity
$0.001
Avg. Tx Cost
06
Full Ownership & Customization
You retain 100% IP ownership of the marketplace codebase. We provide comprehensive documentation and developer handoff, enabling your team to extend, customize, and integrate with other enterprise systems seamlessly.
100%
Code Ownership
Full API Suite
Deliverable
Choose the right package for your mobile data service launch
Standard Development Tiers & Deliverables
Compare our structured development packages designed to get your mobile data subscription service from concept to mainnet with clear scope, timelines, and support.
| Core Deliverables & Support | Launch | Scale | Enterprise |
|---|---|---|---|
Smart Contract Suite (ERC-20, Subscription Manager, Treasury) | |||
On-Chain Payment Gateway Integration (Stripe, Crypto) | Basic | Advanced (Multi-Currency) | Custom |
Mobile SDK (iOS/Android) for Wallet Integration | |||
Admin Dashboard for Service & User Management | Read-Only | Full Control | White-Label + API |
Smart Contract Security Audit Report | Automated Scan | Manual Review + Report | Comprehensive Audit by Top-5 Firm |
Deployment to Mainnet (Ethereum, Polygon, Base) | 1 Chain | Up to 3 Chains | Multi-Chain Strategy |
Post-Launch Monitoring & Alerting | 30 Days | 6 Months | 24/7 with SLA |
Technical Support & Incident Response | Email (72h) | Priority Slack (24h) | Dedicated Engineer (4h) |
Estimated Development Timeline | 6-8 Weeks | 10-14 Weeks | Custom |
Typical Project Investment | From $25K | From $75K | Custom Quote |
how-we-deliver
PREDICTABLE, TRANSPARENT, AND FAST
Our 4-Phase Delivery Methodology
We deliver your mobile data subscription service from concept to launch in a structured, sprint-based process. This methodology ensures clear milestones, predictable costs, and rapid time-to-market for your Web3 product.
01
Phase 1: Discovery & Architecture
We conduct a technical deep-dive to define your tokenomics, on-chain subscription logic, and integration points. Deliverables include a detailed technical specification, smart contract architecture diagram, and a fixed-price project plan.
1-2 weeks
Duration
Fixed Scope
Pricing
02
Phase 2: Smart Contract Development
Our engineers build and unit-test your core on-chain logic, including subscription NFTs (ERC-721/1155), payment streaming, and automated top-ups. All code follows OpenZeppelin standards and is optimized for gas efficiency.
2-4 weeks
Development
OpenZeppelin
Standards
03
Phase 3: Integration & Frontend
We integrate your smart contracts with a responsive frontend dashboard for user management and payment processing. This phase includes wallet connectivity (MetaMask, WalletConnect), API development for your backend, and comprehensive testing.
2-3 weeks
Integration
E2E Tested
Quality
04
Phase 4: Audit, Launch & Support
We facilitate a professional smart contract security audit and implement all findings. After deployment to mainnet, we provide 30 days of post-launch support and monitoring to ensure a smooth go-live for your users.
1-2 weeks
Audit & Deploy
30 days
Post-Launch Support
security-compliance
FROM ARCHITECTURE TO PRODUCTION
Custom Blockchain Development
End-to-end blockchain solutions built for scale, security, and market fit.
We architect and build custom blockchains, sidechains, and L2 solutions tailored to your specific use case. Our development process moves from initial consensus mechanism design to a production-ready mainnet, ensuring optimal performance and cost efficiency.
- Layer 1 & App-Chain Development: Build sovereign chains using
Substrate,Cosmos SDK, or customEVMforks. - Layer 2 & Scaling: Implement
zkRollups,Optimistic Rollups, orValidiumsto achieve 10,000+ TPS. - Smart Contract Integration: Deploy core logic with
Solidity,Rust, orMoveon your custom chain. - Node Infrastructure: Full validator, RPC, and indexer setup with 99.9% uptime SLAs.
We deliver a fully audited, documented, and production-ready blockchain in 8-12 weeks, complete with tooling for your team.
Mobile Data Subscription Service Development
Frequently Asked Questions
Get clear answers on timelines, costs, and technical details for building a secure and scalable mobile data subscription service on the blockchain.
A production-ready MVP for a mobile data subscription service typically takes 6-10 weeks from kickoff to mainnet launch. This includes smart contract development, frontend integration, security audits, and testnet deployment. Complex features like multi-chain support or custom billing logic can extend this timeline. We provide a detailed project plan within the first week of engagement.
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