We architect and build custom blockchain systems tailored to your specific use case, whether it's a private consortium chain, a public L2 rollup, or a specialized application-specific blockchain. Our full-stack approach ensures seamless integration with your existing infrastructure.
LABS
Services
Mobile Wallet for Gasless Transaction Relaying
We build secure mobile wallets integrated with paymaster networks and meta-transaction systems, enabling completely gasless user experiences on ZK-rollups. Abstract blockchain complexity to onboard your next million users.
Chainscore © 2026
overview
FULL-STACK IMPLEMENTATION
Custom Blockchain Development
End-to-end blockchain solutions from protocol design to production deployment.
- Core Protocol Design: Custom consensus (
PoA,PoS), tokenomics, and governance models. - Smart Contract Suite: Production-grade
Solidity/Rustcontracts with formal verification. - Node Infrastructure: High-availability validator setups and RPC endpoints with 99.9% uptime SLA.
- Full Deployment: From testnet to mainnet launch, including monitoring and maintenance.
We deliver a production-ready blockchain in 8-12 weeks, complete with documentation, security audits, and a dedicated devops team.
key-features-cards
ENGINEERED FOR SCALE
Core Technical Capabilities We Deliver
Our mobile wallet SDK for gasless transaction relaying is built on battle-tested infrastructure, delivering enterprise-grade reliability and developer velocity. We handle the complexity so you can focus on your product.
02
Cross-Chain & Multi-Asset Support
Deploy a single wallet experience across EVM chains (Ethereum, Polygon, Arbitrum, Base) with native support for ETH, USDC, and other ERC-20 tokens. We manage the bridging and fee logic.
04
High-Performance Node Infrastructure
Guaranteed transaction finality with our globally distributed, load-balanced RPC nodes. Built for high throughput with automatic failover to ensure 99.9% uptime for your wallet's core operations.
99.9%
Uptime SLA
< 2 sec
Avg. Finality
05
Modular SDK & White-Label Solution
Integrate core wallet functionality in weeks, not months. Our Flutter/React Native SDKs are fully documented and customizable, allowing you to control the UI/UX while we power the backend.
< 3 weeks
Integration Time
06
Compliance-Ready Architecture
Designed with regulatory requirements in mind. Our infrastructure supports transaction monitoring, audit trails, and integration with compliance providers, simplifying your path to market.
benefits
DELIVERABLES
Business Outcomes for Your Product
Our mobile wallet SDK for gasless transaction relaying delivers measurable improvements in user adoption, security, and operational efficiency. Here are the concrete outcomes you can expect.
01
Eliminate User Friction
Remove the need for users to hold native tokens for gas fees, reducing sign-up and transaction drop-off rates by up to 70%. We handle the complexity of gas sponsorship and fee abstraction.
70%
Reduced Drop-off
1-click
Transaction Flow
02
Enterprise-Grade Security
Deploy with confidence using our audited smart account infrastructure (ERC-4337) and MPC-based key management. We ensure secure gas sponsorship policies and transaction validation.
SOC 2
Compliance
MPC
Key Security
03
Rapid Integration & Scalability
Integrate a fully-featured, white-label mobile wallet SDK in under 2 weeks. Our infrastructure scales to support millions of daily transactions with 99.9% uptime.
< 2 weeks
Integration Time
99.9%
Uptime SLA
04
Optimized Transaction Economics
Leverage our batched transactions and smart gas pricing to reduce your overall gas costs by 30-50% compared to user-paid models, improving your unit economics.
30-50%
Gas Cost Savings
Batch
Transaction Model
05
Cross-Chain User Onboarding
Enable seamless onboarding from any EVM or non-EVM chain. Our relayers support transactions on Ethereum, Polygon, Arbitrum, Base, and other major L2s out-of-the-box.
10+
Supported Chains
EVM & Non-EVM
Compatibility
06
Comprehensive Analytics & Insights
Gain visibility into user behavior, gas spending, and relay performance with our dashboard. Make data-driven decisions to optimize user flows and sponsorship rules.
Real-time
Dashboard
Custom Metrics
Tracked
Gasless Mobile Wallet Solutions
Structured Development Packages
Compare our tiered packages for building a secure, scalable mobile wallet with gasless transaction relaying.
| Feature / Deliverable | Starter | Professional | Enterprise |
|---|---|---|---|
Gasless Relayer Smart Contracts | |||
Multi-Chain Wallet SDK (iOS/Android) | Ethereum, Polygon | Ethereum, Polygon, Arbitrum, Base | All EVM + Custom |
Paymaster Integration for Fee Abstraction | |||
Custom Sponsor & Batching Logic | |||
Smart Contract Security Audit | Basic Review | Full Audit + Report | Full Audit + Ongoing Monitoring |
Deployment & Mainnet Launch Support | |||
Developer Support SLA | Email (72h) | Priority Slack (24h) | Dedicated Engineer (4h) |
Uptime & Performance Monitoring | Basic Alerts | 99.9% SLA + Dashboard | |
Estimated Timeline | 6-8 weeks | 8-12 weeks | Custom |
Starting Price | $25,000 | $75,000 | Custom Quote |
how-we-deliver
PREDICTABLE, SECURE, AND SCALABLE
Our Development & Integration Process
A structured, four-phase approach designed for technical founders to integrate gasless transaction relaying into your mobile wallet with minimal disruption and maximum security.
01
Architecture & Design Review
We analyze your existing wallet architecture and design a custom integration plan for our gasless relayer. This includes defining the smart contract interfaces, user flow, and security model for your specific use case (e.g., DeFi, NFTs, social).
1-2 weeks
Design Phase
Zero downtime
Integration Path
02
Smart Contract Integration
Our team implements and audits the necessary smart contracts for gasless meta-transactions. We use battle-tested libraries like OpenZeppelin's ERC-2771 and provide a custom GaslessForwarder contract tailored to your wallet's logic.
Solidity 0.8+
Code Standard
Full audit report
Security Deliverable
03
SDK & Client-Side Implementation
We integrate our lightweight, type-safe SDK into your mobile application (React Native, Flutter, native). This handles signature generation, relayer communication, and transaction status polling with <100ms latency.
< 100ms
SDK Latency
TypeScript/Go
SDK Language
04
Deployment & Monitoring
We deploy the relayer infrastructure on your chosen cloud provider (AWS, GCP) with full CI/CD, load balancing, and real-time monitoring. You get dashboards for transaction success rates, gas sponsorship costs, and system health.
99.9% SLA
Relayer Uptime
24/7 alerts
Monitoring
tech-stack
BUILT FOR SCALE & SECURITY
Proven Protocols & Technologies
Our mobile wallet SDK leverages battle-tested infrastructure and security-first design to deliver a seamless, gasless experience your users can trust.
03
High-Performance Relayer Network
Our globally distributed, auto-scaling relayers ensure sub-second transaction submission with 99.9% uptime SLA, handling spikes during market volatility.
99.9%
Uptime SLA
< 1 sec
P95 Latency
Gasless Wallet Development
Frequently Asked Questions
Get clear answers about our mobile wallet development process, security, and support for gasless transaction relaying.
From initial specification to App Store/Play Store launch, a core MVP takes 8-12 weeks. This includes custom UI/UX, integration with our gasless relayer infrastructure, and security audits. More complex features like multi-chain support or advanced DeFi integrations can extend the timeline, which we scope and agree upon upfront.
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