Calcbot for Apple Watch - Calculate, convert, and split tips from your wrist
BitLaunch - Pay for your cloud servers with cryptocurrencies ☁️🤑
SpeQ Mathematics - SpeQ is a small, extensive mathematics program with a simple, intuitive interface.
Accept Crypto - Find out if a company or website accepts Cryptocurrency.
Qalculate! - Qalculate! is a multiplatform multi-purpose desktop calculator.
Coinbase - Bitcoin, safe and easy.