Crypti - A minimal cross-platform Bitcoin price widget
Currency Converter - Fast and reliable free currency converter for business or personal use, weekly currency news, currency widget and financial news.
Coin Demo - Visual demonstration of how bitcoin transactions work
US Dollar Inflation Calculator - Calculate the value of the US dollar adjusted for inflation
Exploratu - Exploratu is an app that converts prices in real-time through the camera and its optical character recognition (OCR) algorithm.
CurrencyStack - A free modern currency data API for fintech apps.