Specialized Calculators
Fee Detective Calculator
Audit Upwork, Fiverr, Stripe payout fees & FX spread
ContractGuard AI
Audit SOW & agreements for 16 risk categories
Fee-Adjusted Invoice Builder
Reverse gross-up math to pocket exact target
True Hourly Rate Calculator
Factors unbillable admin & yearly fee leaks
FX Loss & Parallel Watchdog
EGP, ARS, IQD, NGN street median vs bank rates
Tools Bento Overview
All specialized utilities in one interactive grid
EU VIES VAT Reverse-Charge
Validate EU client VAT IDs & 0% cross-border invoicing
Crypto & On-Chain Network Fees
Live BTC mempool rates & USDT off-ramp cost audit
Corridors & Comparisons
Comparison Matrix Hub
Wise vs Payoneer, Upwork vs Fiverr, Stripe vs PayPal
Corridors & Payout Routes
1,160 country corridors & real-time rates
Global Tax Treaties & W-8BEN
Avoid 30% US tax across 70+ countries
Blog & Knowledge Base
Tactical fee reduction guides & tax strategies
Fee & Rate Shift Alerts
Subscribe to algorithmic corridor and policy updates
History, API & Trust
Fee Journal & History
View past audits & tracked corridors
Frequently Asked Questions
Platform fees, W-8BEN, and FX calculations
Developer API Documentation
Integrate rates, contract audits, and invoice generation
2026 Fee Changelog
Track policy adjustments across major platforms
Mathematical Methodology
How Baznek sources and computes rates
Market Truth & Transparency
Verified interbank spreads & zero-knowledge privacy
About Baznek
Our mission for global remote contractors
Chrome Extension Companion
Sniff fees directly on Upwork & freelance job cards
Contact & Fee Dispute Support
Get assistance with hidden fee clawbacks & questions