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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Non-Custodial Wallet Direct Purchase SDK

We build and integrate white-label SDKs that enable users to buy crypto directly into their self-custody wallets (MetaMask, Phantom) using cards, bank transfers, and local payment methods, all within your dApp.
Chainscore © 2026
overview
RELIABLE FOUNDATION

Blockchain Infrastructure & Node Operations

Enterprise-grade node infrastructure with 99.9% uptime SLA, multi-cloud redundancy, and real-time monitoring.

We manage your entire blockchain stack so your team can focus on product development. Our infrastructure eliminates the operational overhead of running Ethereum, Solana, or Polygon nodes in-house.

  • Guaranteed Uptime: 99.9% SLA with multi-region, multi-cloud redundancy.
  • Real-Time Monitoring: Proactive alerts for block production, sync status, and resource usage.
  • Full-Archive Nodes: Access complete historical data for analytics and indexing.
  • Security-First: Dedicated VPCs, DDoS protection, and regular security patching.

Deploy production-ready nodes in under 48 hours with predictable, all-inclusive pricing. We handle upgrades, maintenance, and disaster recovery.

key-features-cards
WHY CHOOSE OUR SDK

Engineered for Developer Experience & High Conversion

Our Non-Custodial Wallet Direct Purchase SDK is built to accelerate your go-to-market while maximizing user acquisition. We deliver production-ready tools that developers trust and users adopt.

01

Seamless Integration

Get a fully functional, white-labeled on-ramp in your app within days, not months. Our modular SDKs for React, Flutter, and native mobile require minimal configuration.

< 5 days
Average Integration
< 100 lines
Client Code
02

Frictionless User Onboarding

Convert visitors into paying users with a 3-click purchase flow. Native wallet connection, pre-filled KYC, and support for 50+ payment methods reduce drop-off rates.

3 clicks
To Purchase
50+
Payment Methods
03

Enterprise-Grade Security & Compliance

Deploy with confidence. Our infrastructure is SOC 2 Type II compliant, uses MPC-based non-custodial architecture, and integrates with leading KYC/AML providers.

SOC 2 Type II
Certified
0 incidents
Security History
04

Optimized for Global Scale

Serve users worldwide with local payment rails, multi-currency support, and dynamic fee optimization. Our network ensures 99.9% uptime and sub-second transaction routing.

99.9%
Uptime SLA
150+
Countries
benefits
DELIVERABLES

Business Outcomes: From Integration to Revenue

Our SDK is engineered to deliver specific, measurable business results. We focus on the metrics that matter for your go-to-market strategy and bottom line.

01

Accelerated Time-to-Market

Go live in under 2 weeks with our pre-built, production-ready SDK. We handle the complex blockchain integrations so your team can focus on core product features.

< 2 weeks
Integration Time
100+
Pre-built Components
02

Secure & Compliant Transactions

Built with enterprise-grade security. Our SDK undergoes regular third-party audits and implements best practices for key management and transaction signing, ensuring user funds are protected.

100%
Non-Custodial
SOC 2
Compliance Framework
03

Seamless User Onboarding

Convert visitors into paying users instantly. Our embedded purchase flow requires no seed phrases, drastically reducing drop-off rates and increasing conversion by abstracting blockchain complexity.

90%+
Reduced Friction
< 60 sec
First Purchase Time
04

Multi-Chain Revenue Expansion

Access liquidity and users across Ethereum, Polygon, Arbitrum, and Base from a single integration. Diversify your revenue streams without managing separate infrastructure for each chain.

4+
Networks Supported
1
Unified API
05

Optimized Conversion & Fees

Maximize user spend with intelligent gas optimization and aggregated liquidity routing. Our system finds the best price and lowest fees across DEXs, putting more value in your users' pockets.

15-40%
Gas Savings
Best Price
Execution Guarantee
06

Enterprise-Grade Reliability

Scale confidently with a 99.9% uptime SLA and 24/7 monitoring. Our infrastructure is built for high-volume trading environments, ensuring your revenue engine never stops.

99.9%
Uptime SLA
< 100ms
API Latency
Compare Implementation Paths

Structured Development Tiers: Scope Your Build

Select the right engagement model for your Non-Custodial Wallet Direct Purchase SDK, balancing speed, control, and long-term support.

Feature / DeliverableStarter SDKProfessional BuildEnterprise Suite

Core SDK Integration

Custom UI/UX Components

Basic Templates

Custom Design

White-label & Branded

Supported Payment Rails

Crypto-Only

Crypto + 2 Fiat Gateways

Crypto + Multi-Gateway Orchestration

Smart Contract Suite

Standard, Audited

Custom Logic + Audit

Custom, Audited + Formal Verification

Chain Support

EVM (Mainnet, Testnet)

Multi-EVM (5+ Chains)

EVM + Non-EVM (Solana, etc.)

Deployment & Go-Live Support

Documentation

Hands-on Deployment

Managed Launch & Stress Testing

Compliance Features

KYC/AML Basic

KYC/AML Advanced + Geo-Rules

Full Regulatory Module & Reporting

Technical Support SLA

Email (72h)

Slack Channel (24h)

24/7 Dedicated Engineer

Post-Launch Updates & Maintenance

Self-Managed

6 Months Included

Ongoing SLA with Roadmap Input

Typical Timeline

2-4 Weeks

6-10 Weeks

10+ Weeks (Custom)

Investment Range

$15K - $30K

$50K - $120K

Custom Quote

how-we-deliver
ENGINEERED FOR SPEED AND CERTAINTY

Our Delivery Process: Predictable, Transparent, Fast

We deliver your Non-Custodial Wallet Direct Purchase SDK with the precision of a product launch. Every phase is defined, tracked, and communicated, ensuring you meet your go-live date with confidence.

01

Discovery & Technical Specification

We begin with a deep dive into your tokenomics, target chains, and user flow. We deliver a detailed technical spec covering smart contract architecture, fee structures, and integration points, locking in scope and timeline.

3-5 days
To Final Spec
Zero Scope Creep
Guarantee
02

Secure Smart Contract Development

Our team builds the core purchase logic and token vaults using audited patterns (OpenZeppelin) and Solidity 0.8+. Every contract is developed with gas optimization and multi-chain portability in mind from day one.

100%
Test Coverage
Certik-Ready
Code Quality
03

SDK Integration & White-Label UI

We deliver a production-ready TypeScript/React SDK and a customizable white-label widget. It's designed for seamless embedding into your existing dApp or website, with full theming control.

< 1 hour
Integration Time
React/Next.js/Vue
Framework Support
04

Rigorous Testing & Security Audit Prep

We conduct comprehensive unit, integration, and end-to-end testing, including simulated mainnet forks. We prepare all documentation and test suites required for a smooth third-party security audit.

200+
Test Cases
Audit-Ready Package
Delivered
05

Staging Deployment & Client Review

Your complete solution is deployed to a dedicated staging environment on testnet. You gain full access to test the purchase flow, review the UI, and provide feedback before mainnet launch.

48-hour
Review Window
Live Demo
Environment
06

Production Launch & Ongoing Support

We manage the mainnet deployment, provide final documentation, and conduct knowledge transfer. Your team receives 30 days of launch support with a guaranteed SLA for critical issue response.

< 4 hours
Critical Response SLA
30 days
Included Support
Non-Custodial Wallet Direct Purchase SDK

Frequently Asked Questions

Get clear answers about our SDK's capabilities, integration process, and security.

A standard integration of our Non-Custodial Wallet Direct Purchase SDK takes 1-2 weeks from kickoff to production deployment. This includes configuration, on-chain smart contract deployment, and end-to-end testing. Complex customizations (e.g., custom tokenomics or multi-chain deployments) may extend this timeline, which we scope and quote upfront.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team