A modern smartphone is created not only for games, web surfing and social networks, it can also be an excellent helper in business. There are numbers of professionals who prefer to work from home. For such professionals, earnings on iOS and Android is a real opportunity to earn additional income while sitting at home. In that case, the numerous invoice apps play a significant role to stay ahead as most business owners and measure all the routines.

These mobile invoice apps bill your client, monitor payments, track invoices, streamline processes and get paid faster. In addition, such apps are much more convenient than desktop software. You cannot only quickly enter data, but also find information about completed operations, make changes, export a database or restore it from a backup. However, here are the following best-invoicing apps that are best for both Android and iOS.


Harvest is a very clean, simple appearing, a non-intrusive app which is actually a very solid and powerful platform. The app has the potential to be a part of modern project-based businesses. This app is an easy tracking system for freelancing and agency workflow. This means that it is easy to set up and use. You can import and export clients, invoices and other information to your other systems easily. Through this app, users can easily send email invoices and accept payments online with integrations. Additionally, for budgeting time, users can also track expenses for each project, both financially and time management-wise.


Invoice2go is an online software and smartphone app for iOS and Android. The purpose of this app is to issue invoices on the go. The product enables business and freelance users to create professionally styled invoices from a gallery of customizable templates, estimates, purchase orders and more. With an emphasis on speeding up client payments, the app also tracks the sent invoice and produces informative business reports to gauge performance from chart visualizations. Adding custom fields is pretty easy and accepting payments by way of Stripe and PayPal is a plus.

Zoho Invoice

Zoho Invoice is one of the greatest invoicing tools to track invoices and payments for services and products. It has the ability to design a customizable invoice template. It is a full-featured accounting tool for self-employed service professionals who do not need to manage bank accounts or balance sheet assets. With this app, a self-employed person or entrepreneur can manage contacts, quotes, invoices, receivables and expenses. It even has robust support for time billing, projects, tasks, sales tax, recurring invoices, and even multiple currencies.

Fonbell Solution

Fonbell is a business management and integrated cloud solution for companies. It includes various features like resource scheduling, online timesheets, expense management, online invoicing, recurring invoicing, quotes and invoices, and more. The app is integrated with third-party platforms to streamline the process of workflows. It is optimized for tablet & mobile devices and helps businesses save time, as well as get paid faster with online payments directly from their invoices. This is helpful to run the entire client-focused business.


QuickBooks is a software tool which enables users to coordinate their entire financial portfolio. It helps the users to view all inbound and outbound sales, track inventory, process tax payments, manage payroll, etc. This app allows users to work from anywhere on multiple devices. Users can create and send custom online invoices from any device. The app also includes features like expense tracking, accounting reports, cash flow management, automatically storage of data in cloud sync across devices, as well as supports automatic backups and data security.

Invoice Ninja

Invoice Ninja is an open-source and free solution for invoicing & billing. This software is so easy to use and packed with the number of features. Everything gets calculated automatically, and stores the information of the clients in one place. Probably, the most valuable feature of this app is the automatic email reminders. It allows to track time spent on projects for clients, create quotes and invoices with ease.


Xero is a cloud-based business accounting software along with different tools. This software is used for managing invoicing, bank reconciliation, inventory, purchasing, expenses, bookkeeping and more. The usage of the app is most intuitive and easiest of all the accounting software. There are a proper audit trail and safety checks built in, as well as avail with time-saving features like finding and recode, repeating bills/invoices/journals, bank rules. In addition, Xero provides an unlimited, around-the-clock email support system.


One of the fully integrated solutions designed for small businesses is known as Wave. It is a software, which is really powerful accounting software with automated tools for electronic payment processing, transaction importing and mobile tools for expense entry and invoice creation. Wave allows you to keep track of finances for multiple enterprises – self-employment business, a non-profit, and personal finances. This invoice app is great for sending quick invoices or following up with clients on payment. And, also allows viewing and reporting for authorized agents.


The billing and invoicing process with this software becomes much easier for every type of business. For a variety of different functions, most notably billing, and invoicing, FreshBooks gives small businesses a well-designed and intuitive user interface that is easy to use. It also provides tools for team collaboration, estimates, and projects. These all can be easily navigated and set up to increase your small businesses’ ability to maximize communication, send automatic reminders, submit proposals, and secure jobs with relative ease.

Simple Invoices

Simple Invoices is a billing and invoicing software. It enables users to create and send professional invoices quickly, as well as accept and store credit cards online securely. If credit card of users is stored on file, then they can pay their invoices automatically. The app also supports recurring billing, data export, multiple currencies and languages.

Bottom Line

The above-mentioned invoicing apps for Android and iOS are best, which will help the freelancers to get the value of their time and money. While choosing an app, it is necessary to take into account not only convenience and functionality but also security. To do this, you can easily perform your task without falling in any hectic situation.

Author Bio:

Stephen Chong is working as a blogger at Fonbell Solution, an IT firm offering web-based services such as Singapore Website Design, Appointment System, Online Invoicing Software based in Singapore. He like swimming, Playing tennis and is passionate about writing.