Alternatives

Products that do what Invoice-o-matic – a free online invoice tool does

1. 1
   Invoice▲121

   A minimalist flat-file invoicing solution.

   2015

2. 2IE
   InvoiceAtOnce – Easy Invoice Creation▲57

   2014 · invoiceatonce.com

3. 3IB
   Invoice Boilerplate – Simple automated LaTeX invoicing system▲72

   2015 · github.com

4. 4BA
   BillBuddy – Automated Invoice Processing▲39

   2017 · billbuddy.io

5. 5IA
   Invoicerb, a simple, command line invoice tool▲6

   2014 · github.com

6. 6
   Invoice OCR▲111

   OCR Software & API for realtime data extraction from Invoice

   2023

7. 7
   Invoice Ninja▲106

   Open source, free invoicing

   2014

8. 8PA
   Paid, an API for invoicing▲88

   2015 · paidapi.com

9. 9
   Invoice Maker▲194

   Generate your invoices online for free

   2016

10. 10
    Well Extract▲201

    AI-powered receipt & invoice extraction for developers

    2025

11. 11SA
    Simple accounting and invoicing software – INVOICY▲21

    2020 · invoicy.io

12. 12IA
    Invoicer, a Minimalist Billing App▲12

    2021 · github.com

13. 13IP
    Invoice Plane – Free, selfhosted and opensource invoicing application▲6

    2015 · invoiceplane.com

14. 14DA
    Docsumo – Automate invoice data capture and validation▲10

    2019 · docsumo.com

15. 15
    Invoice App▲84

    All-in-one invoicing tool

    2021

16. 16
    InvoiceApp▲136

    Beautiful online invoicing software for small businesses

    2018

17. 17OI
    Online Invoice Maker with sales tax auto-suggestion▲6

    2018 · producthunt.com

18. 18OI
    Online Invoice Quote and Expense Management▲9

    2015 · 99invoice.com

19. 19IA
    Invoiced, a self-hosted invoicing app with API▲12

    2015 · invoiced.io

20. 20OS
    Open-Source Real-Time Invoice System with Feedback for Bitcoin▲10

    2014 · github.com

21. 21IB
    I built a simple app to create PDF invoice▲8

    Hey HN, I had to create many invoices recently, it was pretty annoying doing the same things over and over. So i created this small tool that work well to create invoice and save them as template for re-usage. the ui is very easy and simple. I hope this tool will be helpful to you as it it to me. ps: you can move around without account Dorian

    2024 · invoicepdf.dev

22. 22
    InvoiceOCR▲2

    Extract Data from Any Invoice or receipt

    May 2026

23. 23ID
    Invoice Detector – All your invoices in one place, every month▲5

    Hey HN, We're building Invoice Detector (https://invoicedetector.com/), a tool that uses LLMs and computer vision to automate invoice collection for startups. Our AI agents automatically extract, process, and categorize invoices, helping startups stay on top of their expenses. In addition to extracting invoices, we send smart spend optimization notifications and generate easy-to-understand, accurate expense reports. Our pricing is transparent and available on our website. You can try our tool for free without a credit card. We're really interested in any feedback you have, as…

    2024 · invoicedetector.com

24. 24CA
    Coinfly - A simple invoice service on Stripe (no monthly fees)▲11

    2012 · coinfly.com

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