Open Source Mobile Operating Systems Budgeting Software

zero is a privacy-first, fully offline expense tracking app for Android and iOS. Unlike most finance apps, zero does not require accounts, cloud sync, subscriptions, or internet access. All financial data stays locally on your device. There are no ads, no telemetry, and no analytics. zero helps you: • Track daily expenses in a clean timeline • Visualize spending with simple reports • Create unlimited custom categories • Manage lendings and borrowings • Export or delete your data anytime Built with a local-first philosophy, zero gives you full control over your financial data. Your data. Your device. Zero servers. Open source and actively maintained.

Personal Budget Tracker is a minimal yet functional CLI tool to help users manage their income and expenses. It supports categorization, listing, and CSV export. Great for learning Python or organizing your personal finances.

Versão 2.12.0 lançada! - Notas da versão: - Correção de bugs; - Cores padronizadas via thema; Controle financeiro completo. Fluxo de caixa, input inteligente, previsões, reports e graficos. Recursos: - Cadastro de Categorias; - Cadastro de SubCategorias; - Cadastro de Budgets; - Cadastro de Despesas relacionando e combinando categorias, subcategorias e budgets simultaneamente e livremente; - Lançamento de despesa automática via SMS bancario que contenha data, hora, valor e nome do estabelecimento em maiúsculo no final da mensagem. - Função de edição e remoção; - Visualização de despesas agrupadas por categorias, subcategorias ou budgets; - Alertas de limite de utilização de budget de 50%, 75%, 90% e 100%; - Graficos de Despesas; - Renovação; Recursos em desenvolvimento: - Backup; - Import/Export; - Import de arquivo bancário; - Relatórios; - Sincronismo com servidor centralizado para acesso via WEB;

An app that allocates a portion of your paycheck (by a user-defined percentage) for recreational spending. It persistently tracks your "Fun Money" balance across paychecks and helps to prevent splurging by warning against or blocking overspending. Your previous paycheck entry and purchase dates are recorded to help keep track of how often you earn or spend, and the app can also be configured to carry a negative balance to track overspending.

Java MIDP-2.0/CLDC-1.1 program, calculating APR (annual percentage rate). This program can be used on all mobile phones, supporting MIDP-2.0/CLDC-1.1.

OnMyMeans is a budget application built using Rhomobile's Rhodes mobile application development framework.

OpenQuickBooks is an open source accounting software.It is an accounting software similar to QuickBooks.It`s main tasks:Track sales and expenses,Easily create and manage invoices,Create and send purchase orders.C# developers are welcome.Talley

iFreeBudget is a free, open source expense and budget tracking application for PC and Android platforms.

PyOrganizer is a cross-platform (Python/GTK) personal organizer, with a GUI optimized for the Nokia Internet Tablets (n810, n800, and n700). The financial/budgeting features are now operational, and rudimentary mileage tracking has just been added.