Cocorate.com - Online currency and cryptocurrencies exchange rates calculator helps you convert anything in real-time.

Paytiko - Advanced payment management software

Tweetbot - Sync your timeline across your iPhone, iPad, and Mac. Mute tweets by user, hashtag, tweet source, or keywords (including regex). 3rd Party support for image, video, read later, and timeline sync services.

PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller

Yahoo! Finance - Currencies Center - Currency Converter from Yahoo! Finance.

Braintree - An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.