Manta has been discontinued. Similar apps include GnuCash, which is free and open source. Other options are Summit Finance, Midday, MoneyTool and Invoice Ninja. Invoicing Software like Manta are a crowded field, with more than 100 alternatives for the web, iPhone, Android, Mac and iPad.
Budget Card is a personal finance app for budget planning and spending tracking. It also let you share and track budget & spending with someone you care.
China
ServiceInvoice helps service businesses manage customers, create professional invoices, and organize completed work from one easy-to-use platform.
A smart envelope budgeting web application that helps you save money and reach your financial goals with style.
A simple, easy to use Income and Expenses Report program for Windows® Computers. It supports unlimited projects, unlimited income records, unlimited expense records, unlimited categories, categories list, and easy to understand income report and expenses report.
United States
FI Scouts is an app that guides you on your way to financial independence.
A simple budget replacement that helps you decide if you can afford that new apartment, furry friend, or vacation to Japan.
United Kingdom
GoDBLedger is an Open Source Accounting System that aims to provide the user with normal programming goodies that finance systems tend to lack. It includes GRPC endpoints and a MySQL database backend so you can actually analyse your financial data.
Invoicer is a free, native Mac app designed for freelancers who need a fast, offline-friendly way to create and manage professional invoices. It focuses on a clean macOS experience, making it easy to stay organized across clients, services, and business profiles.
All-in-one, cloud-based solution to manage your finance, accounting, sales, inventory, clients relations, employees, operations and more.
Apps, formerly Comercial, is an invoicing software that is very original, built with its own philosophy and set of features, it is also very fast and easy to use. The website states that it is possible to issue quotations in 15 seconds, and invoices and receipts in 5 seconds.
