xchangepro.app Blog
Guides and explainers on exchange rates, crypto, and moving money across borders.
How Currency Exchange APIs Work: A Technical Overview
April 30, 2026 • 9 min readWhere exchange rate data really comes from, how mid/bid/ask differ, and how xchangepro.app sources fiat and crypto rates.
Stablecoins Explained: USDT vs USDC vs DAI
April 22, 2026 • 8 min readWhat stablecoins are, how the major ones differ, and the risks and use cases behind USDT, USDC, and DAI.
Thai Baht (THB): Complete Guide for Visitors and Investors
April 14, 2026 • 8 min readEverything you need to know about the Thai Baht — its history, where to exchange in Bangkok, PromptPay, and tipping culture.
Vietnamese Dong (VND): Why Your Travel Money Goes Far in Vietnam
April 5, 2026 • 7 min readA profile of the Vietnamese Dong — its history, why values are so high, where to exchange in Vietnam, and how to avoid common tourist traps.
Korean Won (KRW): A Complete Currency Profile
March 28, 2026 • 7 min readA complete profile of the Korean Won — history, monetary policy, exchange tips for travelers, and the rise of Korean fintech.
A Traveler's Guide to Currency Conversion: Avoiding Hidden Fees Abroad
March 20, 2026 • 8 min readATM fees, DCC scams, airport kiosks — a practical guide to converting currency abroad without losing money to hidden charges.
Why Bitcoin Prices Vary Across Exchanges (And How to Get the Best Rate)
March 12, 2026 • 7 min readBitcoin's price isn't one number — it varies across Coinbase, Binance, Kraken and beyond. Here's why, and how to get the best execution.
Understanding Mid-Market Exchange Rates: What They Are and Why They Matter
March 5, 2026 • 6 min readLearn what the mid-market exchange rate really is, why it's considered the 'true' rate, and how banks add hidden markup on top of it.