Not only does it need to come with a user-friendly interface, but it must also be easily downloadable on mobile phones running on both iOS and Android. The best invoice generators and accounting software of 2020Īn app must meet several criteria to rank as one of this year’s best for creating and sending invoices. Whether you are looking for invoicing software to assist your finance team, or an easy-to-use app to produce your own professional invoices, read on to discover the best free invoicing and accounting apps that 2020 has to offer. Whatever the size of your business, keeping on top of your invoices is crucial.