Available Now · 50+ Wallet Solutions Deployed

Crypto Wallet Development Company

Non-Custodial · Multi-Chain · Audited

Miracuves is a crypto wallet development company building secure, production-grade wallets for Web3, DeFi, and enterprise use cases. We deliver multi-chain wallets, browser extensions, and custodial infrastructure — delivering 100% source code ownership with absolute IP safety on day one.

$100M+ Assets Secured 50+ Wallets Deployed 100% Source Ownership NDA Day One
WhatsApp — Talk to Our Team Explore Wallet Solutions
Clutch Reviewed 4.9★ · Starting from $3,699 · View live deployments
Miracuves Delivery RecordWallet Team
6–16w
Delivery timeline
$3,699
Starting price
50+
Wallet deployments
100%
IP assignment
Wallet engineers active right now

Non-Custodial

Mobile Crypto Wallet

MPC + WalletConnect · From $3,699

Browser Extension

Extension Wallet

DApp signing · From $4,999
Wallet Security Console ACTIVE (EIP-4337+)
PROTOCOL MPC-CMP · HSMs
KEY MANAGEMENT MPC . HD Wallets
CHAIN SUPPORT 30+ Blockchains
SMART CONTRACTS Solidity . Vyper
EVM · SVM · Cosmos30+ blockchain networks supported
20+ Wallet EngineersDedicated wallet engineering team
MPC · BIP39 · HDEnterprise key management stack
6–16 WeeksFull wallet delivery timeline
$100M+ ProtectedAudited and battle-tested

Audit-Ready Delivery

Security gates before mainnet

NDA Day One

IP protected first call

Full Source Code

Delivered at handoff

60-Day Support

Post-launch included

100% IP Ownership

Yours — always

Clutch Reviewed 4.9★

Third-party verified
More than 3,900+ Companies Trust us Worldwide
Our Wallet Approach

How Miracuves delivers crypto wallets - from 15+ production wallet deployments

After deploying 50+ production-grade crypto wallets across EVM, SVM, and Cosmos ecosystems, Miracuves has a specific way of building wallet infrastructure. We start from audited key management modules - MPC, HD derivation, hardware wallet integration - not from a blank codebase.

Crypto wallet development at Miracuves focuses on three pillars: secure key management with MPC and BIP39 derivation, cross-chain interoperability via WalletConnect and ethers.js, and UX that makes self-custody accessible without compromising security.

Who this service is built for: Founders and product teams launching DeFi platforms, NFT marketplaces, Web3 games, or treasury management products that need secure non-custodial wallet infrastructure. Miracuves wallet development fits when you need an audited, production-ready wallet - mobile, extension, or web - with published pricing, full IP ownership, and a company accountable for delivery.

MPC key management - threshold signatures, no single point of compromise
BIP39/BIP32 HD wallet derivation - deterministic key generation from seed phrases
WalletConnect v2 integration - seamless DApp connectivity across mobile and extension
EIP-4337 account abstraction - smart contract wallets with gas sponsorship
Smart contract audit readiness - Solidity code prepared for third-party security review

From our wallet team - Multi-chain wallet project, 16 weeks

"Non-custodial wallet spanning Ethereum, Polygon, Solana, and Cosmos - with built-in swap, bridge, and portfolio tracking. We used ethers.js for EVM chains, @solana/web3.js for SVM, and WalletConnect for DApp connectivity. MPC key management with Web3Auth, biometric authentication, and hardware wallet support."

Written by the Miracuves Crypto Wallet Team . May 2026 . View Deployed Portfolio ->
$100M+
Total value secured across deployed wallets
500K+
Active wallet users on Miracuves-built wallets
30+
Blockchain networks supported per wallet
99.9%
Uptime on wallet infrastructure
6-16w
Full wallet delivery timeline
$3,699
Published starting price
Mobile
iOS + Android wallet
Extension
Browser wallet ready
Web
WebAuth ready

Why Choose Miracuves for Wallet Development

Time to first MVP6-16 weeks
Blockchain supportEVM . SVM . Cosmos
Cost savings vs in-house buildUp to 60%
Audit-ready smart contractsSolidity + Vyper
Key managementMPC . BIP39 . HSMs
Source code ownership100% yours
Wallet Solutions Built by Miracuves

What Miracuves has deployed - what you can launch today

View All Wallet Solutions ->
12 Weeks 01

Non-Custodial

Mobile Crypto Wallet

Self-custodial wallet with MPC key management, biometric auth, WalletConnect v2, and multi-chain support across EVM and SVM ecosystems.

From $3,699iOS + AndroidMPC Secured
14 Weeks 02

Browser Extension

Browser Extension Wallet

Chrome/Firefox extension wallet with full DApp connectivity, transaction signing, token management, and native WalletConnect support.

From $4,999Chrome + FirefoxDApp Ready
10 Weeks 03

Hardware Integration

Hardware Wallet App

Companion app for hardware wallets (Ledger, Trezor) with encrypted Bluetooth communication, transaction review, and portfolio dashboard.

From $8,999Ledger + TrezorBluetooth LE
16 Weeks 04

Treasury

Multi-Sig Treasury Wallet

Gnosis Safe-compatible multi-signature treasury with governance controls, spending limits, role-based access, and on-chain proposal voting.

From $12,999Multi-SigDAO Ready
14 Weeks 05

Custodial

Custodial Wallet Platform

Enterprise-grade custodial wallet with HSM-backed key storage, compliance reporting, KYC/AML integration, and sub-account management.

From $15,999HSM SecuredEnterprise
12 Weeks 06

DeFi Dashboard

DeFi Dashboard Wallet

All-in-one DeFi wallet with yield farming dashboard, DEX aggregation, lending positions, portfolio analytics, and cross-chain bridging.

From $9,999Multi-ChainDeFi Ready
Honest note: Wallet development requires rigorous security auditing. Miracuves builds all wallets to audit-ready standards but recommends independent third-party audit before mainnet launch. We tell you the full scope before any commitment.
Technology Comparison

Crypto Wallet Development: Miracuves vs Generic Wallet API vs DIY Auth - which is right for your project?

Most wallet development companies avoid honest comparisons. Miracuves answers it directly - your wallet architecture determines long-term security, user experience, and maintenance costs.

Metric Crypto Wallet by Miracuves
RECOMMENDED		 Generic Wallet API DIY Auth Wallet
Key Management MPC + BIP39 HD - audited, threshold signing Third-party managed keys, limited control Basic crypto, no MPC, higher risk
Chain Support 30+ chains - EVM, SVM, Cosmos, Polkadot 5-10 chains, limited ecosystem coverage 1-2 chains, manual integration
Security Audits Audit-ready code, third-party review support Varies by provider, often opaque Self-audited, high vulnerability risk
WalletConnect v2 native integration, full DApp compatibility Partial, SDK-dependent Manual implementation required
Account Abstraction EIP-4337, gas sponsorship, social recovery Limited or absent Not supported
Best For Full production wallet - any use case Rapid prototype, limited feature set Small-scale, internal tools

Choose Miracuves Wallet if...

You need a production-grade non-custodial wallet with multi-chain support, MPC security, and full DApp connectivity. You want audited smart contracts, published pricing, and a company accountable for delivery.

Consider an alternative if...

You are building a centralized exchange, need FDIC-insured custody, or require very specific regulatory compliance outside Miracuves standard stack. See Backend Development ->

Technical Architecture

How Miracuves engineers structure crypto wallets for production

These are the specific decisions our wallet engineering team makes on every project - choices that determine whether a wallet scales to thousands of users or introduces critical vulnerabilities.

Key Management - MPC with Threshold Signatures

Multi-Party Computation (MPC) splits the private key across multiple parties using threshold ECDSA/EdDSA. No single entity holds the full key. Web3Auth and custom MPC CMP implementations provide social recovery, hardware-backed security, and seamless onboarding.

Blockchain Abstraction - ethers.js + viem + Web3.js

A unified blockchain abstraction layer handles EVM (ethers.js/viem), SVM (Solana Web3.js), and Cosmos (cosmjs) interactions. WalletConnect v2 bridges all DApp connectivity. This is how Miracuves adds a new chain in days, not weeks.

Account Abstraction - EIP-4337 Smart Wallets

ERC-4337 compliant wallets separate ownership from control. Users authenticate via passkeys or social login while the bundler handles gas sponsorship, batch transactions, and social recovery. No seed phrase required for new users.

What most wallet projects get wrong

Hardcoding private keys. No key sharding. Single-chain only. No audit preparation. Poor error handling on transaction failures. No recovery mechanism. Miracuves has inherited every one of these - building correctly from day one is always faster than patching security holes later.

wallet.ts - ethers.js + MPC Signer
// Multi-chain wallet with MPC key management // Used in all Miracuves wallet products import { ethers } from 'ethers'; import { MPCWallet } from '@miracuves/mpc-sdk'; export class MultiChainWallet { private mpc: MPCWallet; private providers: Map<string, ethers.Provider>; constructor(config: WalletConfig) { this.mpc = new MPCWallet({ threshold: config.threshold || 2, partyCount: config.partyCount || 3, chainId: config.chainId, }); this.providers = new Map(); } async signAndSend( chain: string, tx: Transaction ): Promise<string> { const sig = await this.mpc.sign(tx.hash()); tx = tx.withSignature(sig); const provider = await this.getProvider(chain); const receipt = await provider.send( 'eth_sendRawTransaction', [tx.serialized] ); return receipt; } }
Uses threshold ECDSA signing across multiple MPC nodes. No single party holds the full private key. Compatible with all EVM chains, WalletConnect v2, and hardware wallet integrations. Used in every wallet Miracuves ships.
Our Service Models

Three ways Miracuves delivers your wallet project

Every engagement is with Miracuves as a company — a complete team, a defined process, and full delivery accountability. Choose the model that matches your project stage.

Most Popular
50+
Wallet Modules
6-16w
Production Launch

Wallet Module Deployment · Scoped

Wallet Product Launch

Miracuves deploys from production wallet modules — mobile, extension, MPC, multi-sig treasury — customized for your chains, branding, and key management model.

Starting from $3,699 — scoped before build begins
MPC + BIP39 architecture designed for your product
Weekly sprint demos — working wallet every sprint
Audit readiness package for third-party review
Full source code · NDA · 60-day support
30+
Chains Supported
Custom
Architecture

Custom Development · Scoped

Custom Crypto Wallet Build

Miracuves builds from your specification — custom architecture, custom flows, unique features. Full team: engineer, backend, QA, PM.

Scoped and priced before development begins
Clean architecture designed specifically for your product
Weekly sprint demos — working software every sprint
App Store and Play Store submission managed
Full source code · IP 100% yours
Wk 1
Wk 2
Wk 3
Wk 4

Ongoing Retainer · Monthly

Ongoing Wallet Development

Miracuves works as your ongoing development partner — new features, releases, maintenance on a monthly retainer with weekly sprint demos.

From $2,299/month — cancel with 2 weeks notice
Dedicated Miracuves team assigned to your product
Direct communication — no account manager relay
Weekly sprint demos — deliverables every cycle
Scales up or down as your product evolves
Quality Standards

How Miracuves ensures every crypto wallet meets production security

Every wallet passes through Miracuves security gates before handoff — not as a checklist, as a non-negotiable delivery standard applied to every key management flow we ship.

MPC threshold signing — no single party holds the full private keyKey Mgmt
BIP39/BIP32 HD derivation — deterministic keys from audited librariesArchitecture
Transaction simulation — every send previewed before user confirmationSecurity
Penetration testing on signing flows — mobile, extension, and web surfacesTesting
No secrets in source — RPC keys and HSM credentials in secure config onlyDevOps
WalletConnect v2 session validation — phishing and domain spoof checksDApp Safety
Third-party audit package prepared — Certik, Hacken, or Trail of BitsAudit
Enforced QA Gates

Our 6 Continuous Delivery Gateways

Every line of code, asset, and build profile must successfully clear all six quality control gates before repository handoff.

01

Code Review on Every Pull Request

Every line merged into your main branch is reviewed by a senior Miracuves engineer. No untested code reaches your production environment under any circumstances.

02

Automated Test Coverage Required

Unit tests for business logic, widget tests for UI components, and integration tests for critical user flows. Minimum coverage enforced before any release build is created.

03

Release Builds Profiled — Not Debug Builds

Miracuves profiles performance using Crypto Wallet DevTools on every release build. Debug build performance is not representative of what users experience and is never accepted as sufficient.

04

Handoff Package — Not Just a Repository

Source code, documentation, environment setup guide, API documentation, deployment credentials, store credentials, and post-launch runbook — all included in every project handoff.

05

App Store Submission — Full Compliance Managed

Miracuves handles provisioning profiles, signing certificates, store listing creation, screenshot assets, compliance checks, and App Store review coordination for both iOS and Android.

06

Post-Launch Monitoring — 60-Day Active Support

Crashlytics and Firebase Analytics configured pre-launch. Miracuves monitors crash rates and performance metrics during the 60-day post-launch support window — proactive, not reactive.

Technology Stack

The crypto wallet stack Miracuves ships with

Selected for security, cross-chain interoperability, and production reliability.

ethers.js
EVM interaction · contract calls · signing
Web3.js
Ethereum JSON-RPC · transaction building
WalletConnect v2
DApp connectivity · wallet bridge protocol
MetaMask SDK
Web3 injection · direct DApp integration
Web3Auth
MPC key management · social login · onboarding
MPC CMP
Threshold ECDSA/EdDSA · key sharding
BIP39
Mnemonic seed phrases · deterministic keys
HD Wallets (BIP32)
Hierarchical deterministic key derivation
Solidity
Smart contracts · token standards · vaults
React Native
Mobile wallet UI · iOS + Android
TypeScript
Frontend + SDK · type-safe wallet logic
Node.js
Relay servers · bundler nodes · APIs
Firebase
Auth · notifications · wallet analytics
AWS
Infrastructure · HSM · secure key storage
Docker
Containerized services · reproducible builds
Git
Version control · CI/CD · audit trail
Our Process

From brief to deployed Crypto Wallet app — what happens and when

Every wallet engagement follows the same delivery spine — whether you start from a scoped wallet module or a custom architecture spec. You always know what Miracuves is doing, what you need to provide, and what gets delivered at each step. Timelines below reflect our standard 6–16 week wallet delivery; custom builds run milestone-based with the same security checkpoints.

Brief & NDA

Share your concept via WhatsApp. NDA signed same day. We ask 6 specific questions.

Step 01

Scope & Plan

Right solution base, stack, and model confirmed. No payment before scope is agreed.

Step 02

Build & Demo

Repo created, architecture set. First commit in 24h. Weekly working demo runs.

Step 03

QA & Polish

Tested on real iOS/Android devices. Profiles optimized for Store guidelines.

Step 04

Launch & Handoff

Full code and docs delivered. Store submissions handled. 60 days active support.

Step 05
Same DayNDA turnaround
6–16 WeeksWallet MVP delivery
24 HoursFirst commit after scope
60 DaysPost-launch support
Transparent Pricing

What wallet development costs at Miracuves

We publish prices because we are confident in what we deliver. No "contact us for pricing" pages. No hidden fees after scope is agreed.

Wallet Product Launch

$3,699 from

Fixed price · 6–16 week delivery · scoped

  • Mobile or extension wallet — iOS + Android + Web
  • MPC + BIP39 key management included
  • WalletConnect v2 DApp connectivity
  • Full source code on handoff
  • 60-day post-launch support
  • NDA protected from day one
Start a Wallet Project
Most Requested

Custom Crypto Wallet Build

Custom Quote

Scoped before build · milestone billing

  • Full wallet team — engineer + backend + QA
  • Custom architecture for your spec
  • Weekly sprint demos — working software
  • App Store and Play Store submission
  • Full source code · complete IP transfer
  • Milestone billing — no pay before delivery
Get a Scope & Quote

Ongoing Development

$2,299/mo

Monthly retainer · cancel with 2 weeks notice

  • Miracuves team assigned to your product
  • New features, releases, and maintenance
  • Weekly demos and sprint planning
  • Direct communication — no relay
  • Scales up or down as needed
  • All code remains 100% yours
Discuss Ongoing Work
Why Miracuves publishes prices: Clients who understand cost upfront make better product decisions. If your project requires a larger budget, Miracuves will explain exactly why — not simply charge more.

What affects wallet project cost at Miracuves

Wallet module pricing stays fixed when scope matches the base product. Custom crypto wallet builds scale with: number of platforms (mobile, extension, web), key management model (MPC, multi-sig, custodial HSM), chain count and bridge integrations, EIP-4337 account abstraction, hardware wallet support, compliance (KYC/AML), and third-party SDKs beyond the standard stack.

Typical crypto wallet budget ranges

Wallet module launch: from $3,699 · 6–16 weeks.
Custom MVP: $8,000–$25,000 · 10–20 weeks depending on scope.
Ongoing retainer: from $2,299/month for feature work and maintenance.
Every quote is written before payment — no surprise invoices after kickoff.

Client Reference

What a real wallet project looks like at Miracuves

A DeFi startup needed a non-custodial multi-chain wallet with built-in swap, bridge, and yield farming dashboard - targeting 500K users within the first year across Ethereum, Polygon, Solana, and Cosmos ecosystems.

01

The Challenge

Existing wallet solutions were either custodial (defeating DeFi principles) or lacked multi-chain support. The team needed MPC key management, WalletConnect v2, and a seamless cross-chain swap experience - all audit-ready for mainnet launch.

02

What Miracuves Delivered

Built a non-custodial wallet with Web3Auth MPC key management, ethers.js for EVM chains, @solana/web3.js for SVM, and cosmjs for Cosmos. Integrated 1inch DEX aggregation for cross-chain swaps, Wormhole bridging, and a comprehensive portfolio dashboard.

03

Outcome

Launched on iOS and Android simultaneously with full audit report. 500K users within 6 months, $50M in total value secured. Admin dashboard, full source code, and 60-day post-launch support all included. Client raised Series A on the product.

16 WeeksFull delivery
500K+Active users
$50MValue secured
View All Case Studies ->

Client Testimonial

"We needed a non-custodial wallet that actually worked across multiple chains without compromising on security or UX. Miracuves delivered exactly what was promised - MPC key management, cross-chain swaps, and a clean interface that our users love. The audit went smoothly because the code was built audit-ready from day one."

ML

M.L., CEO

Multi-Chain DeFi Platform

Read Clutch & Google Reviews ->

Project Brief

Solution usedCustom Wallet Build
Delivery timeline16 weeks
Platforms deliverediOS + Android + Web
Key integrationsMPC · WalletConnect · DEX Aggregator
Chains supportedETH · Polygon · Solana · Cosmos
Source code100% client-owned
500K+
Users in 6 months
$50M
TVL secured
60d
Support included
Client Reviews

What clients say about Miracuves wallet development

Across DeFi, NFT, and Web3 gaming projects - from solo founders to funded teams - verified on Clutch and Google.

*****

Clutch . DeFi Wallet

"Miracuves built our non-custodial DeFi wallet from concept to mainnet in 16 weeks. The MPC key management is solid - our security auditor was impressed with the implementation. WalletConnect v2 integration works flawlessly across all major DApps. 500K users and counting, zero security incidents."

ML

M.L., CEO

Multi-Chain DeFi Wallet . Global

ethers.js . MPC . WalletConnect v2
*****

Google Reviews . NFT Marketplace

"We needed a browser extension wallet for our NFT marketplace that could handle Solana and Ethereum collections. Miracuves delivered a polished extension with native WalletConnect, in-wallet swaps, and collection browsing. The team understood Web3 UX in a way most agencies simply dont."

SK

S.K., Founder

NFT Marketplace . Singapore

Web3.js . Solana . Chrome Extension
*****

Clutch . Web3 Gaming

"Our Web3 game needed an embedded wallet that didnt force players to understand seed phrases. Miracuves implemented Web3Auth MPC with social login - players sign in with Google and get a non-custodial wallet automatically. Gas sponsorship via EIP-4337 meant zero friction. Game launched with 50K users in week one."

JR

J.R., Product Lead

Web3 Gaming Platform . South Korea

Web3Auth . EIP-4337 . React Native
4.9 / 5.0 Clutch average rating
4.8 / 5.0 Google average rating
Top Developer Clutch recognition . 2024-2025
Read All Reviews ->
Frequently Asked

Questions about crypto wallet development at Miracuves

What type of wallet architecture does Miracuves recommend?

For most crypto wallet projects, Miracuves recommends an MPC-based non-custodial architecture with BIP39 HD wallet derivation. This provides the best balance of security, user experience, and regulatory compliance. For enterprise or treasury use cases, we recommend multi-sig (Gnosis Safe-compatible) with additional governance controls.

Does Miracuves deliver the full source code for wallet projects?

Yes - completely. Miracuves delivers the full wallet codebase, repository with complete commit history, environment configuration, API documentation, and all deployment credentials. Zero lock-in. Your team or any other development company can continue the work immediately after handoff.

How long does it take to build a production-grade crypto wallet?

A non-custodial wallet with multi-chain support, MPC key management, and WalletConnect integration ships in 12-16 weeks. Browser extension wallets take 14-16 weeks. Multi-sig treasury solutions ship in 14-16 weeks. All timelines are stated in writing before any payment is requested.

What security measures are included in every wallet delivery?

Every Miracuves wallet includes: MPC threshold key management, encrypted key storage, secure enclave/HSM support, transaction simulation and preview, phishing protection, rate limiting on RPC endpoints, and code prepared for third-party security audit. Smart contracts are written to OpenZeppelin standards.

Which blockchains and networks does Miracuves support?

Miracuves wallet solutions support 30+ blockchain networks including Ethereum, Polygon, Arbitrum, Optimism, Base, BNB Chain, Solana, Cosmos, Osmosis, Avalanche, Fantom, and all EVM-compatible L2s. New chains can be integrated within 1-2 weeks depending on SDK availability.

Does Miracuves handle smart contract development for wallets?

Yes. Miracuves develops and deploys all necessary smart contracts including token contracts (ERC-20, ERC-721, ERC-1155), vault contracts, staking contracts, governance contracts, and custom DeFi protocol integrations. All contracts follow OpenZeppelin standards and are prepared for third-party audit.

What happens if a vulnerability is found after launch?

Every Miracuves wallet delivery includes 60 days of post-launch technical support. Critical security issues within the delivered scope are patched at no additional cost. We also provide documentation for your team to handle ongoing security monitoring. Extended security retainers are available at published rates.

How does Miracuves handle NDA and IP for wallet projects?

Miracuves signs a bilateral NDA before any project details are shared. The NDA covers all technical details, business logic, and IP. An IP assignment agreement confirming 100% ownership transfers to the client is signed at project start - not at the end. All wallet source code, smart contracts, and infrastructure configs are 100% yours.

Get Started

Ready to build your crypto wallet with Miracuves?

Tell Miracuves what you are building. We will confirm the right wallet architecture, blockchain support, and delivery timeline - in writing, before any commitment is required from you.

500K+Wallet users served
6-16 WeeksWallet delivery
100%Source code yours
Same DayNDA turnaround
WhatsApp - Start Now Contact & Brief Form

NDA signed before we discuss your project details

Page reviewed by the Miracuves Crypto Wallet Engineering Team . Last updated June 2026 . Clutch & Google Reviews