The Envelope System is a very useful budgeting method. If you need a lightweight way to manage your budgets, the following finance app Envelopes may be able to meet your requirements.
The Envelopes is an easy-to-use finance app based on the Envelopes System, developed by emdentec, and designed for iPhone and iPod touch. The iPhone app features neat and intuitive user interface. You can freely add envelopes on the homepage according to different categories, while tapping every envelope, you can get in and set your monthly budget, and using Withdraw and Deposit, you can record your expenses and balances, moreover, the History allows you to check your activities in the envelope. Apart from that, the sticky note features allows you to add notes for those important expenses.
Envelopes with a size 5.5 MB is compatible with iPhone, iPod touch and iPad running iOS 4.3 or later. The iPhone app is free for a limited time at present. If you’re interested, jump to App Store for more details.