budgetzero is described as 'Open source budgeting in the spirit of YNAB 4 (Classic)' and is an app in the Business & Commerce category. There are more than 100 alternatives to budgetzero for a variety of platforms, including Android, iPhone, Online / Web-based, Windows and Mac. The best alternative is Mint.com, which is free. Other great apps like budgetzero are HomeBank (Free, Open Source), You Need A Budget (Paid), 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.
Create gorgeous spreadsheets with Numbers for Mac. Get started with one of many Apple-designed templates for your home budget, checklist, invoice, mortgage calculator, and more. Add tables, charts, text, and images anywhere on the free-form canvas.
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.