Oolong is described as 'simple budget replacement that helps you decide if you can afford that new apartment, furry friend, or vacation to Japan. Whereas other budgets take forever to setup and require meticulous input... Oolong takes just 5 minutes!' and is an app in the Business & Commerce category. There are more than 100 alternatives to Oolong for a variety of platforms, including Windows, Online / Web-based, Mac, iPhone and Android. The best alternative is GnuCash, which is both free and Open Source. Other great apps like Oolong are HomeBank (Free, Open Source), Mint.com (Freemium), Money Manager Ex (Free, Open Source) and Firefly III (Free, Open Source).
Mint.com is a free web-based personal financial management service for the US and Canada. Mint brings all your financial accounts together online, automatically categorizes your transactions, lets you set budgets and helps you achieve your savings goals.
Money Manager Ex is a free, open-source, cross-platform, easy-to-use personal finance software. It primarily helps organize one's finances and keeps track of where, when and how the money goes. It is also a great tool to get a bird's eye view of your financial worth.
MoneyWallet is an Android application that let you track your expenses. You can organize your data using custom categories, events, places and people tags. The best alternative to others apps, free and open source.
KMyMoney is a cross-platform personal finance manager built on KDE frameworks technologies for your desktop and notebook environment. It enables users to keep careful track of their personal finances by providing a broad array of financial features and tools.
Ledger is a powerful, double-entry accounting system that is accessed from the UNIX command-line. This may put off some users, since there is no flashy UI, but for those who want unparalleled reporting access to their data there are few alternatives.