Independent Audit Report
Oxygen
VS
Puzzle

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
Oxygen
Digital Banking & Financial Services for SMBs
Best For Small businesses and startups wanting modern banking with integrated f
Core Fee Free basic plan; premium plans available with subscription f
Settlement Quick account opening; real-time transaction alerts; mobile-
Visit Oxygen ↗
Puzzle
Project Management & Collaboration Software — Limited Consumer Data
Best For Teams wanting organized project management, task tracking, and collabo
Core Fee Pricing varies; likely tiered based on team size and feature
Settlement Real-time task updates; collaboration features; integrations
Visit Puzzle ↗
Full 20-Point Audit Matrix
Verified current data across all key decision criteria
20 Criteria Compared
Audit Criterion Oxygen Puzzle
WealthBlueprint RatingOverall score vs. all reviewed platforms (out of 5 stars)
3/5
Oxygen: rated on fees, features, safety & ease of use
3/5
Puzzle: rated on fees, features, safety & ease of use
Transaction FeesPer-transfer costs, domestic & international
Free basic plan; premium plans available with subscription fees; not publicly listed Pricing varies; likely tiered based on team size and features; no public pricing immediately available
FX / Conversion SpreadMarkup above mid-market exchange rate
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
Puzzle 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 — Oxygen does not charge recurring maintenance fees.
Fees subject to change — verify before signing up
Custom/tiered pricing — Puzzle's fee structure depends on your account tier or usage volume.
Fees subject to change — verify before signing up
Card Issuance FeesVirtual and physical card creation costs
Oxygen offers virtual and physical cards. Card issuance is typically included at no extra cost.
Check Oxygen app for current card fees
Puzzle does not primarily offer physical cards — access is digital-first.
Check Puzzle app for current card fees
Domestic SettlementLocal bank transfer completion time
Oxygen
Quick account opening; real-time transaction alerts; mobile-
VS
Puzzle
Real-time task updates; collaboration features; integrations
Both platforms offer comparable settlement speeds.
Cross-Border SpeedInternational corridor settlement time
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
Puzzle 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
Oxygen publishes service status updates on its official status page for transparency.
Check Oxygen status page for incident history
Puzzle publishes service status updates on its official status page for transparency.
Check Puzzle status page for incident history
Regulatory LicensesGoverning bodies and jurisdictions
Banking via partner FDIC-insured institutions; standard security; fraud monitoring
✓ Licensed
Standard SaaS security; user permissions and access controls; data encryption
✓ Licensed
Deposit InsuranceGovernment-backed protection scheme
FDIC insured — your funds are protected up to applicable limits.
Verify current coverage directly with Oxygen
Puzzle holds funds with regulated partner banks. Deposit insurance coverage may apply.
Verify current coverage directly with Puzzle
2FA & AuthenticationMulti-factor security implementation
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
Puzzle supports 2FA via authenticator app or SMS. Check security settings for available methods.
Enable 2FA immediately after opening your account
Fraud DetectionAI/ML-powered transaction monitoring
Oxygen monitors transactions for anomalies in real time. You can freeze your card instantly from the app.
✓ Real-time monitoring
Puzzle employs automated transaction monitoring. Suspicious activity triggers alerts and temporary holds.
✓ Real-time monitoring
Ideal Use CasePrimary audience and core value proposition
Oxygen
Small businesses and startups wanting modern banking with integrated financial tools
Puzzle
Teams wanting organized project management, task tracking, and collaboration tools
Platform ClassificationRegulatory and product category
Digital Banking & Financial Services for SMBs Project Management & Collaboration Software — Limited Consumer Data
Withdrawal LimitsDaily / weekly transfer and cash-out caps
Oxygen applies daily and monthly withdrawal limits based on your account verification tier.
Log in to see your current limits
Puzzle withdrawal limits vary by account type and KYC level.
Log in to see your current limits
Supported CurrenciesFiat and digital asset coverage
Oxygen supports the currencies and assets listed in its official documentation.
Check Oxygen official site for full currency list
Puzzle supports the currencies and assets listed in its official documentation.
Check Puzzle official site for full currency list
App Store RatingAggregate iOS + Android user satisfaction
Oxygen is available on both iOS and Android. Rating varies by region.
Verify live ratings on the App Store
Puzzle app ratings reflect recent user sentiment — check the App Store/Google Play for current scores.
Verify live ratings on the App Store
Customer SupportAvailable resolution pathways and SLA
Oxygen offers in-app support and email. Response times may vary by account tier.
Check Oxygen help centre for current support options
Puzzle offers support through its help centre and official contact channels.
Check Puzzle help centre for current support options
KYC Verification SpeedAccount activation timeline post-submission
Oxygen typically verifies personal accounts within minutes to 24 hours with a valid ID.
Verify current wait times in the Oxygen app
Puzzle KYC timelines depend on document quality and account type.
Verify current wait times in the Puzzle app
Overall VerdictWealthBlueprint independent recommendation
IT'S A TIE — both score 3/5 stars.

Choose Oxygen if you need: Small businesses and startups wanting modern banking with integrated financial tools.
Choose Puzzle if you need: Teams wanting organized project management, task tracking, and collaboration tools.

➜ Your choice depends on your specific needs
Official WebsiteVisit platform to sign up or verify current fees
Visit Oxygen ↗ Visit Puzzle ↗
WealthBlueprint Verdict Summary
Oxygen — Best For
Small businesses and startups wanting modern banking with integrated financial tools
✓ Strong in its core category
Puzzle — Best For
Teams wanting organized project management, task tracking, and collaboration tools
✓ Strong in its core category

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