Lead Number is a free Android app designed specifically for self-employed business owners. With over 5.5 million users, this app provides essential features to help manage your business finances.

One of the main highlights of Lead Number is its ability to provide tax-saving information at a glance. It allows you to prepare for excessive VAT payments by providing real-time estimated payment amounts. Additionally, the app allows you to easily collect and view sales and deposit management data, which may be scattered across various platforms.

The app also offers simple salary input functionality, making it easy to manage your business's labor costs. By linking your National Tax Service, bank, card company, delivery app, and shopping mall information, Lead Number allows you to efficiently manage your business tax on a daily basis.

Lead Number supports several key functions, including checking the amount of VAT payment at your workplace, receiving sales and deposit confirmation services from other companies at no additional cost, and providing a visual representation of your business sales and deposit completion amounts through a calendar view.

As a company designated as an innovative company by the "Korea Fintech Support Center," Lead Number is dedicated to developing management support solutions that are convenient for Korean small business owners. It brings together IT experts, accountants, and tax accountants to create an app that meets the specific needs of self-employed individuals.

Overall, Lead Number is a comprehensive and user-friendly app that provides essential tools for self-employed business owners to effectively manage their finances and taxes.