Top Alternatives to Quicken

GnuCash Double-Entry Accounting Program.

Mint.com is a free, web-based personal financial management service.

CountAbout personal finance software imports data from Quicken and Mint, and automatically syncs data all accounts.

You Need a Budget combines easy software with Four Simple Rules to help you quickly gain control of your money.

HomeBank is a personal accounting software package that runs on OpenBSD, Linux, FreeBSD, Microsoft Windows, Mac OS (via macports or homebrew) and AmigaOS.

Calendar Budget, free online web-based budgeting software & money planner to manage your finances.

Money Manager EX is a simple money management software, released free and available for Windows, Linux, MacOS, Android and iOS.

KMyMoney strives to be the easiest open source personal finance manager to use, especially for the non-technical user.

Manager is free accounting software for small business. Windows, Mac and Linux.

Moneydance is a personal finance software application.

MonkeyPeanuts.com is an online personal finance tool to help you manage your budget and save money.

FrontAccounting (FA) is a professional web-based Accounting system.

Grisbi is a very functional personal financial management program with a reasonable set of home finance features.

Vosae is an invoicing, organizer, contacts app.

Skrooge is an open Source Personal Finances management software.

Jumsoft Money is an accounting application.

Ledger is a powerful, double-entry accounting system that is accessed from the UNIX command-line.

Banktivity is a personal finance software.

QuickBooks is an accounting software.