Browse the FAQ below or send us a message. We typically respond within 1–2 business days.
Yes, completely free. No in-app purchases, no ads, no subscriptions. ConvertRadar is and always will be free.
Rates are fetched from the European Central Bank via the Frankfurter API once every 24 hours. You can also manually refresh rates anytime by tapping the refresh button on the main screen. Note: ECB rates are only updated on business days.
Yes. ConvertRadar caches the last fetched rates on your device. If you're offline, it uses those cached rates automatically. The date shown on screen indicates when the rates were last updated.
Go to Settings (⚙️ icon on the main screen) → Language, then select your preferred language. ConvertRadar supports 25 languages and automatically detects your device language on first launch.
Go to Settings → Theme. You can choose from 5 themes: Dark Neon Blue, Dark Purple, Dark Green, Light Navy, and System Default.
You can use ×, ÷, +, and − operators directly on the keypad. For example, type 15 × 3 and tap = to get 45 — which is then converted to your target currency in real time.
Completely. ConvertRadar stores all preferences locally on your device. We collect no personal data, use no analytics, and have no account system. See our Privacy Policy for full details.
Tap the ↑↓ button on the keyboard to swap the source and target currencies instantly.
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