Casa
Bitcoin Self-Custody & Multisig Wallet
Best For
Bitcoin holders wanting institutional-grade self-custody with multisig
Core Fee
Subscription-based pricing; plans vary by features and numbe
Settlement
Instant wallet creation; real-time transaction management; m
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-
Full 20-Point Audit Matrix
Verified current data across all key decision criteria
| Audit Criterion | Casa | Oxygen |
|---|---|---|
WealthBlueprint RatingOverall score vs. all reviewed platforms (out of 5 stars) |
||
| Cost Structure & Fees | ||
Transaction FeesPer-transfer costs, domestic & international |
Subscription-based pricing; plans vary by features and number of keys; custom enterprise pricing | Free basic plan; premium plans available with subscription fees; not publicly listed |
FX / Conversion SpreadMarkup above mid-market exchange rate |
Casa 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 |
Custom/tiered pricing — Casa's fee structure depends on your account tier or usage volume.
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 |
Casa does not primarily offer physical cards — access is digital-first.
Check Casa 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 |
| Settlement Speed & Reliability | ||
Domestic SettlementLocal bank transfer completion time |
Casa
Instant wallet creation; real-time transaction management; m
VS
Oxygen
Quick account opening; real-time transaction alerts; mobile-
✓ Casa is faster (instant vs Quick account opening; real-ti)
|
|
Cross-Border SpeedInternational corridor settlement time |
Casa 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 |
Casa publishes service status updates on its official status page for transparency.
Check Casa status page for incident history |
Oxygen publishes service status updates on its official status page for transparency.
Check Oxygen status page for incident history |
| Security & Regulatory Standing | ||
Regulatory LicensesGoverning bodies and jurisdictions |
Self-custodial multisig wallet; 24/7 security support; hardware wallet integration; no single point of failure; standard BTC security protocols
✓ Licensed |
Banking via partner FDIC-insured institutions; standard security; fraud monitoring
✓ Licensed |
Deposit InsuranceGovernment-backed protection scheme |
Casa holds funds with regulated partner banks. Deposit insurance coverage may apply.
Verify current coverage directly with Casa |
FDIC insured — your funds are protected up to applicable limits.
Verify current coverage directly with Oxygen |
2FA & AuthenticationMulti-factor security implementation |
Casa 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 |
Casa 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 |
| Features, Limits & Access | ||
Ideal Use CasePrimary audience and core value proposition |
Casa
Bitcoin holders wanting institutional-grade self-custody with multisig security and 24/7 support
Oxygen
Small businesses and startups wanting modern banking with integrated financial tools
|
|
Platform ClassificationRegulatory and product category |
Bitcoin Self-Custody & Multisig Wallet | Digital Banking & Financial Services for SMBs |
Withdrawal LimitsDaily / weekly transfer and cash-out caps |
Casa 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 |
Casa supports the currencies and assets listed in its official documentation.
Check Casa 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 |
| User Experience & Support | ||
App Store RatingAggregate iOS + Android user satisfaction |
Casa 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 |
Casa offers support through its help centre and official contact channels.
Check Casa 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 |
Casa typically verifies personal accounts within minutes to 24 hours with a valid ID.
Verify current wait times in the Casa 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 |
Casa WINS with 4/5 stars vs 3/5.
Why: Casa excels at Bitcoin holders wanting institutional-grade self-custody with multisig security and 24/7 support. ✓ Choose Casa if Bitcoin holders wanting institutional-gr ➜ Oxygen is still solid for Small businesses and startups wanting mo |
|
Official WebsiteVisit platform to sign up or verify current fees |
Visit Casa ↗ | Visit Oxygen ↗ |
WealthBlueprint Verdict Summary
Casa — Best For
Bitcoin holders wanting institutional-grade self-custody with multisig security and 24/7 support
✓ Strong in its core category
Oxygen — Best For
Small businesses and startups wanting modern banking with integrated financial tools
✓ Strong in its core category
Not sure which is right for you?
Take our 2-minute financial literacy quiz to understand which platforms align with your income profile and goals.