Versions

2.2.1 – Added improvements to the app widget.
2.2.2 - Improve app widget sizing.
2.2.3 - Only allow installation to internal storage.  Necessary for the app widget to function.
2.3.0 - Remove exchanges that are no longer supporting public rate API. Improve background processing to avoid overuse of battery.
2.3.1 - Make notifications work correctly on Android 8 (Oreo) and above.
2.3.2 - Fix app widget updates for Android 8 and above.
2.3.3 - Improve performance by not loading rates that are not currently being displayed.
2.3.4 - Performance improvement at app startup.
2.4.0 - Notifications for any currency pair on any exchange.
2.4.1 - Interval notifications when rate passes multiple of an amount entered for any currency pair.
2.4.2 - Select source currency on "currencies" page that displays all exchange rates from a selected exchange.
2.4.3 - Added night mode theme.
2.4.4 - Added Coinbase exchange.
2.4.5 - Added Binance exchange.
2.4.6 - Color highlight high and low values.
2.5.0 - Default rate pair with daily loading of all exchanges for default to provide more accurate day change values.