
Koinka - Currency Converter
Exchange Rates Made Simple
0 ratings
Free
In-App Purchases
About
Koinka is a beautifully simple currency converter designed for travelers and international shoppers.
REAL-TIME RATES
Stay up to date with live exchange rates for 80 currencies. Rates are refreshed throughout the day so you always have the latest numbers.
INTUITIVE CALCULATOR
Built-in calculator keypad lets you convert amounts across multiple currencies instantly. Supports addition, subtraction, multiplication, and division — all on one screen.
TAX REFUND CALCULATOR
Covers 65 countries across Asia, Europe, Americas, and the Middle East. Automatically calculates your tax refund so you know exactly what you'll save.
RATE TRENDS
View historical exchange rate charts to find the best time to exchange. Make informed decisions and get the most for your money.
CLEAN DESIGN
A clutter-free interface with smooth interactions. No ads, no distractions — just the exchange rates you need.
KOINKA PRO
Unlock unlimited custom items, a marketplace of credit card cash-back and tax refund templates, formula support, and link sharing for your custom items. 14-day free trial included. Choose monthly, yearly, lifetime, or a 14-day Travel Pass for a single trip.
KEY FEATURES
• Real-time rates for 80 currencies
• Built-in calculator with arithmetic operations
• Tax refund calculator for 65 countries
• Historical rate charts
• Sync across devices
• Custom items with formulas (Pro)
• Marketplace of credit card and tax refund templates (Pro)
• Available in 13 languages
• Completely ad-free
SUPPORTED CURRENCIES
Convert between major currencies including US dollar, Japanese yen, Korean won, Thai baht, Mexican peso, euro, British pound, and dozens more. Whether you're checking forex rates or comparing foreign currency values, Koinka covers 80 currencies worldwide.
WHO IS IT FOR
• Travelers planning a trip abroad — quickly check how much your money is worth in foreign currencies
• International shoppers calculating duty-free savings at overseas stores
• Business professionals tracking forex movements across markets
• Anyone who needs a fast, reliable foreign currency converter on the go
Exchange rates are for reference only and do not constitute financial advice.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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What's New in Koinka
1.3.0
June 22, 2026
This update brings a few new things to Koinka: - Apple Watch app — convert and switch currencies right from your wrist, with rates and your currency list synced from your phone - App Icons — 13 colors to choose from. Head to Settings, pick the one that suits you, and your Home Screen looks brand new - Redesigned currency details — Tap any currency to see its rate trend and recent highs and lows at a glance, with quick convert built right in The opening animation got a fresh look too, fading from grayscale into color before settling upright. A few small things got tidied up along the way.
MoreSubscription plans
Yearly
Full Pro features for a year, save 50%
$14.991 Year
7
In-App Purchases
$1.99
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