Independent Audit Report
MetaMask
VS
Oxygen

A comprehensive 20-point independent audit covering fees, FX rates, settlement architecture, regulatory standing, customer protection, and real-world performance benchmarks.

20 Audit Criteria Independent Analysis Current Verified Data Live Benchmarks
TL;DR
MetaMask wins with 4/5 stars — best for Anyone wanting a secure, self-custodial wallet to interact with Ethereum, Solana. ⬇ Scroll for full 20-point audit
Best For
MetaMask vs Oxygen
Anyone wanting a secure, self-custodial wallet to interact w... vs Small businesses and startups wanting modern banking with in...
Fee Structure
MetaMask vs Oxygen
Free wallet; network fees apply for transactions; features p... vs Free basic plan; premium plans available with subscription f...
Rating
MetaMask vs Oxygen
4/5 ★ vs 3/5 ★
MetaMask
Self-Custodial Crypto Wallet & DeFi Gateway
Best For Anyone wanting a secure, self-custodial wallet to interact with Ethereum, Solana, Bitcoin, and other major blockchains, including DeFi and NFT users.
Core Fee Free wallet; network fees apply for transactions; features premium subscription (Transaction Protection).
Settlement Instant on-chain transactions; integrated swaps with bridging; supports 9 major networks; social logins and device sync for quick setup.
Visit MetaMask ↗
Oxygen
Digital Banking & Financial Services for SMBs
Best For Small businesses and startups wanting modern banking with integrated financial tools
Core Fee Free basic plan; premium plans available with subscription fees; not publicly listed
Settlement Quick account opening; real-time transaction alerts; mobile-first banking
Visit Oxygen ↗
What This Audit Doesn't Cover: Real-time currency fluctuations, promotional offers, region-specific pricing, or temporary fee waivers. Always verify current rates, fees, and features directly with MetaMask and Oxygen before making any financial decision.
Full 20-Point Audit Matrix
Verified current data across all key decision criteria
20 Criteria Compared
Audit Criterion MetaMask Oxygen
WealthBlueprint RatingOverall score vs. all reviewed platforms (out of 5 stars)
4/5
MetaMask: rated on fees, features, safety & ease of use
3/5
Oxygen: rated on fees, features, safety & ease of use
Transaction FeesPer-transfer costs, domestic & international
Free wallet; network fees apply for transactions; features premium subscription (Transaction Protection). Free basic plan; premium plans available with subscription fees; not publicly listed
FX / Conversion SpreadMarkup above mid-market exchange rate
MetaMask charges a conversion fee based on the currency pair and transfer amount. Always verify the all-in rate before sending.
Always check the live rate in the app
Oxygen charges a conversion fee based on the currency pair and transfer amount. Always verify the all-in rate before sending.
Always check the live rate in the app
Account MaintenanceMonthly or annual account-keeping charges
No monthly fees — MetaMask does not charge recurring maintenance fees.
Fees subject to change — verify before signing up
No monthly fees — Oxygen does not charge recurring maintenance fees.
Fees subject to change — verify before signing up
Card Issuance FeesVirtual and physical card creation costs
MetaMask does not primarily offer physical cards — access is digital-first.
Check MetaMask app for current card fees
Oxygen offers virtual and physical cards. Card issuance is typically included at no extra cost.
Check Oxygen app for current card fees
Domestic SettlementLocal bank transfer completion time
MetaMask
Instant on-chain transactions; integrated swaps with bridgin
VS
Oxygen
Quick account opening; real-time transaction alerts; mobile-
✓ MetaMask is faster (instant vs Quick account opening; real-ti)
Cross-Border SpeedInternational corridor settlement time
MetaMask supports cross-border transfers via its payment rails. Actual delivery depends on the receiving bank and any compliance holds.
Check the app for live estimates
Oxygen supports cross-border transfers via its payment rails. Actual delivery depends on the receiving bank and any compliance holds.
Check the app for live estimates
Uptime / ReliabilityReported annual platform availability rate
MetaMask publishes service status updates on its official status page for transparency.
Check MetaMask status page for incident history
Oxygen publishes service status updates on its official status page for transparency.
Check Oxygen status page for incident history
Regulatory LicensesGoverning bodies and jurisdictions
Self-custodial, meaning you control your keys; Transaction Protection subscription provides up to $10,000/month in coverage; AI-agent wallet with mandatory security checks.
✓ Licensed
Banking via partner FDIC-insured institutions; standard security; fraud monitoring
✓ Licensed
Deposit InsuranceGovernment-backed protection scheme
MetaMask holds funds with regulated partner banks. Deposit insurance coverage may apply.
Verify current coverage directly with MetaMask
FDIC insured — your funds are protected up to applicable limits.
Verify current coverage directly with Oxygen
2FA & AuthenticationMulti-factor security implementation
MetaMask supports 2FA via authenticator app or SMS. Check security settings for available methods.
Enable 2FA immediately after opening your account
Oxygen offers multi-factor authentication. Enable 2FA in account security settings. Biometric and PIN options vary by device.
Enable 2FA immediately after opening your account
Fraud DetectionAI/ML-powered transaction monitoring
MetaMask monitors transactions for anomalies in real time. You can freeze your card instantly from the app.
✓ Real-time monitoring
Oxygen monitors transactions for anomalies in real time. You can freeze your card instantly from the app.
✓ Real-time monitoring
Ideal Use CasePrimary audience and core value proposition
MetaMask
Anyone wanting a secure, self-custodial wallet to interact with Ethereum, Solana, Bitcoin, and other major blockchains, including DeFi and NFT users.
Oxygen
Small businesses and startups wanting modern banking with integrated financial tools
Platform ClassificationRegulatory and product category
Self-Custodial Crypto Wallet & DeFi Gateway Digital Banking & Financial Services for SMBs
Withdrawal LimitsDaily / weekly transfer and cash-out caps
MetaMask applies daily and monthly withdrawal limits based on your account verification tier.
Log in to see your current limits
Oxygen applies daily and monthly withdrawal limits based on your account verification tier.
Log in to see your current limits
Supported CurrenciesFiat and digital asset coverage
MetaMask supports the currencies and assets listed in its official documentation.
Check MetaMask official site for full currency list
Oxygen supports the currencies and assets listed in its official documentation.
Check Oxygen official site for full currency list
App Store RatingAggregate iOS + Android user satisfaction
MetaMask is available on both iOS and Android. Rating varies by region.
Verify live ratings on the App Store
Oxygen is available on both iOS and Android. Rating varies by region.
Verify live ratings on the App Store
Customer SupportAvailable resolution pathways and SLA
MetaMask offers support through its help centre and official contact channels.
Check MetaMask help centre for current support options
Oxygen offers in-app support and email. Response times may vary by account tier.
Check Oxygen help centre for current support options
KYC Verification SpeedAccount activation timeline post-submission
MetaMask typically verifies personal accounts within minutes to 24 hours with a valid ID.
Verify current wait times in the MetaMask app
Oxygen typically verifies personal accounts within minutes to 24 hours with a valid ID.
Verify current wait times in the Oxygen app
Overall VerdictWealthBlueprint independent recommendation
MetaMask WINS with 4/5 stars vs 3/5.

Why: MetaMask excels at Anyone wanting a secure, self-custodial wallet to interact with Ethereum, Solana, Bitcoin, and other major blockchains, including DeFi and NFT users..

✓ Choose MetaMask if Anyone wanting a secure, self-custodial wallet to interact with Ethereum, Solana, Bitcoin, and other major blockchains, including DeFi and NFT users.
➜ Oxygen is still solid for Small businesses and startups wanting modern banking with integrated financial tools
Official WebsiteVisit platform to sign up or verify current fees
Visit MetaMask ↗ Visit Oxygen ↗

Choose MetaMask If:

  • You need Anyone wanting a secure, self-custodial wallet to interact w
  • You prefer Free wallet; network fees apply for tran
  • You value Instant on-chain transactions; integrate

Choose Oxygen If:

  • You need Small businesses and startups wanting modern banking with in
  • You prefer Free basic plan; premium plans available
  • You value Quick account opening; real-time transac
WealthBlueprint Verdict Summary
MetaMask — Best For
Anyone wanting a secure, self-custodial wallet to interact with Ethereum, Solana, Bitcoin, and other major blockchains, including DeFi and NFT users.
✓ Strong in its core category
Oxygen — Best For
Small businesses and startups wanting modern banking with integrated financial tools
✓ Strong in its core category

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