FX Pulse - Currency Converter

New in 1.2: redesigned chart with inline pair switcher; swipe & long-press on currency rows; long-press a flag for banknotes; daily tips; auto local currency.

The currency converter that respects your privacy. 160+ currencies, no ads, no trackers, no Firebase. Cross-source rates: official central banks + market rates side-by-side. Liquid Glass UI for iOS 26. Works offline on planes.

Core Features

• 160+ currencies, from major to niche • Built-in scientific calculator — type expressions like 100*1.5 directly • 7-day offline cache for flights, hotels without Wi-Fi, spotty signals • 13 data sources: Open Currency API, ExchangeRate-API, Frankfurter (ECB), Bank of Taiwan, Bank of Japan, Bank of China, NBP Poland, Bank of Canada, TCMB Türkiye, Vietcombank, BNM Malaysia, etc. • Interface localized in 6 languages: English, Traditional Chinese, Japanese, Vietnamese, Indonesian, Thai (Privacy Policy currently English-only)

Privacy Promise

• Zero personal data collection • No IDFA, no Firebase, no Crashlytics, no third-party ad SDK • Full Privacy Manifest compliant with Apple's App Tracking Transparency • Everything stays on your device

Pro Unlock (one-time, no subscription)

• Full 168 currency unlock (free tier covers main 30) • Custom themes and App Icons (10 colors × 4 fonts = 40 combinations) • Widget support (coming soon) • Historical rate charts (coming soon)

Real Multi-Source Rates

Unlike competitors that use a single data feed, FX Pulse integrates 13 official sources so you see the difference: • Open Currency API — open-source aggregator (free default, dual-CDN failover) • ExchangeRate-API — international mid-market rate standard • Frankfurter — European Central Bank (ECB) reference rates • Bank of Taiwan / Bank of China / NBP Poland / TCMB Türkiye / Vietcombank / BNM Malaysia — 6 central banks with official buy/sell posted rates (switch buy/mid/sell in Settings → Rate Type) • Bank of Japan, Japan Customs (MOF), Bank of Canada, TAIFEX — additional mid-rate sources

Built for Travelers

• Quick destination rate comparison before you go • Convert local prices on the spot abroad • In-flight, subway, no-signal hotel — 7-day cache always works • Calculator with expression input — sum up multiple purchases instantly

Designed for Investors

• Multi-currency portfolio at a glance • Large display for fast portfolio reads • Trustworthy sources for confident decisions

iOS 26 Liquid Glass

Built with iOS 26's latest Liquid Glass design language. Translucent glass materials and fluid animations integrate seamlessly with system visuals.

Support

• Privacy Policy: https://yyt.app/privacy.html • Support & Contact: https://yyt.app/support • Feature Requests: tap "Feature Request" in the footer at https://yyt.app/

We welcome your feedback to make FX Pulse better.