Independent Audit Report
Carta
VS
Melio

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
Carta
Equity Management & Private Securities Platform
Best For Startups, VCs, and employees wanting cap table management, 409A valuat
Core Fee Company plans from $2,400/year; fund administration from $12
Settlement Digital equity issuance in minutes; electronic exercise of s
Visit Carta ↗
Melio
B2B Payments & Accounts Payable Platform
Best For Small businesses wanting to simplify vendor payments with flexibility
Core Fee Custom pricing for business payments; bank transfers free; c
Settlement Fast payment scheduling; automatic reconciliation; syncs wit
Visit Melio ↗
Full 20-Point Audit Matrix
Verified current data across all key decision criteria
20 Criteria Compared
Audit Criterion Carta Melio
WealthBlueprint RatingOverall score vs. all reviewed platforms (out of 5 stars)
5/5
Carta: rated on fees, features, safety & ease of use
4/5
Melio: rated on fees, features, safety & ease of use
Transaction FeesPer-transfer costs, domestic & international
Company plans from $2,400/year; fund administration from $12,000/year; CartaX private securities marketplace fees vary by transaction size Custom pricing for business payments; bank transfers free; card payments have fees; no public pricing
FX / Conversion SpreadMarkup above mid-market exchange rate
Carta 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
Free transfers but FX conversion fees may apply depending on the corridor.
Always check the live rate in the app
Account MaintenanceMonthly or annual account-keeping charges
Carta applies account maintenance charges as described in its fee schedule. Pricing may vary by region.
Fees subject to change — verify before signing up
No monthly fees — Melio does not charge recurring maintenance fees.
Fees subject to change — verify before signing up
Card Issuance FeesVirtual and physical card creation costs
Carta does not primarily offer physical cards — access is digital-first.
Check Carta app for current card fees
Melio does not primarily offer physical cards — access is digital-first.
Check Melio app for current card fees
Domestic SettlementLocal bank transfer completion time
Carta
Digital equity issuance in minutes; electronic exercise of s
VS
Melio
Fast payment scheduling; automatic reconciliation; syncs wit
Both platforms offer comparable settlement speeds.
Cross-Border SpeedInternational corridor settlement time
Carta 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
Melio 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
Carta publishes service status updates on its official status page for transparency.
Check Carta status page for incident history
Melio publishes service status updates on its official status page for transparency.
Check Melio status page for incident history
Regulatory LicensesGoverning bodies and jurisdictions
SEC-registered transfer agent and broker-dealer; FINRA member; SOC 2 Type II certified; 256-bit encryption; manages $2.7T+ in equity for 40,000+ companies
✓ Licensed
Standard financial data security; FDIC-insured via partner banks; accounts payable automation; vendor management tools
✓ Licensed
Deposit InsuranceGovernment-backed protection scheme
Carta holds funds with regulated partner banks. Deposit insurance coverage may apply.
Verify current coverage directly with Carta
FDIC insured — your funds are protected up to applicable limits.
Verify current coverage directly with Melio
2FA & AuthenticationMulti-factor security implementation
Carta supports 2FA via authenticator app or SMS. Check security settings for available methods.
Enable 2FA immediately after opening your account
Melio 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
Carta employs automated transaction monitoring. Suspicious activity triggers alerts and temporary holds.
✓ Real-time monitoring
Melio employs automated transaction monitoring. Suspicious activity triggers alerts and temporary holds.
✓ Real-time monitoring
Ideal Use CasePrimary audience and core value proposition
Carta
Startups, VCs, and employees wanting cap table management, 409A valuations, equity plan administration, and access to private company secondary markets
Melio
Small businesses wanting to simplify vendor payments with flexibility to pay via bank transfer or card
Platform ClassificationRegulatory and product category
Equity Management & Private Securities Platform B2B Payments & Accounts Payable Platform
Withdrawal LimitsDaily / weekly transfer and cash-out caps
Carta withdrawal limits vary by account type and KYC level.
Log in to see your current limits
Melio withdrawal limits vary by account type and KYC level.
Log in to see your current limits
Supported CurrenciesFiat and digital asset coverage
Carta supports the currencies and assets listed in its official documentation.
Check Carta official site for full currency list
Melio supports the currencies and assets listed in its official documentation.
Check Melio official site for full currency list
App Store RatingAggregate iOS + Android user satisfaction
Carta app ratings reflect recent user sentiment — check the App Store/Google Play for current scores.
Verify live ratings on the App Store
Melio 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
Carta routes support through its official help channels. Priority queue access varies by plan.
Check Carta help centre for current support options
Melio routes support through its official help channels. Priority queue access varies by plan.
Check Melio help centre for current support options
KYC Verification SpeedAccount activation timeline post-submission
Carta KYC timelines depend on document quality and account type.
Verify current wait times in the Carta app
Melio KYC timelines depend on document quality and account type.
Verify current wait times in the Melio app
Overall VerdictWealthBlueprint independent recommendation
Carta WINS with 5/5 stars vs 4/5.

Why: Carta excels at Startups, VCs, and employees wanting cap table management, 409A valuations, equity plan administration, and access to private company secondary markets.

✓ Choose Carta if Startups, VCs, and employees wanting cap
➜ Melio is still solid for Small businesses wanting to simplify ven
Official WebsiteVisit platform to sign up or verify current fees
Visit Carta ↗ Visit Melio ↗
WealthBlueprint Verdict Summary
Carta — Best For
Startups, VCs, and employees wanting cap table management, 409A valuations, equity plan administration, and access to private company secondary markets
✓ Strong in its core category
Melio — Best For
Small businesses wanting to simplify vendor payments with flexibility to pay via bank transfer or card
✓ Strong in its core category

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