InvoiNova

Free invoice generator — no sign up, instant PDF

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May 2, 2026 How I automated the most boring part of freelancing (Batch Invoices via JSON/CSV)

Hey Indie Hackers,

I’m the founder of Invoinova.com, a free utility tool I launched a few weeks ago. Like many of you, I’m a developer and freelancer who hates spending time on administrative tasks.

The Problem

Most "free" invoice generators are great for one-off PDFs, but they break down the moment you have to handle recurring billing for multiple clients or export data from your own tracking systems. I noticed that competitors like Skynova or Zoho either hide automation behind a paywall or require a complex API setup that most freelancers don't want to deal with.

The Solution: Invoicing as Code (sort of)

I decided to build a "middle ground" feature: Batch Generation via JSON and CSV.

Instead of typing every name and amount manually, you can now:

  1. Drop a CSV from your time-tracker.

  2. Paste a JSON object if you're a dev who likes to script things.

  3. Hit generate and get all your PDFs at once.

Tech Stack & Strategy

  • Global Reach: I’ve launched with support for 7 languages, covering major global markets and the Balkans, with 2 more on the way.

  • Privacy First: No registration required. You can generate everything instantly and leave.

  • Monetization: Currently exploring Google Ads revenue models based on active user counts rather than charging freelancers for basic features.

Marketing to Niches

My plan is to position this specifically for developers, contractors, and designers who already have their data in spreadsheets or code and just need a fast way to turn it into professional documents.

I’d love your feedback on:

  • Do you prefer uploading a file (CSV) or pasting raw data (JSON)?

  • As an Indie Hacker, would you use a tool like this, or do you prefer fully automated SaaS solutions like Stripe Invoicing despite the fees?

Check it out at invoinova.com and let me know what you think!

Comment

April 11, 2026 Hey Indie Hackers!

I just launched InvoiNova — a free invoice generator with no sign-up required.

Why I built it:

Every invoice tool I tried required registration, had paywalls, or was bloated with features I didn't need. I just wanted to generate a simple PDF invoice in 30 seconds.

What it does:

- Generate professional PDF invoices instantly
- No registration or login
- VAT/tax calculations
- 28+ currencies, 7 languages
- 100% free

Tech stack: React 19, jsPDF, Cloudflare Pages

Try it: https://invoinova.com

Open to feedback! What features would you want in a simple invoice tool?

Comment

About

I got frustrated with existing invoice tools — they all require sign-up, have paywalls, or are unnecessarily complex. I just wanted to generate a PDF invoice in 30 seconds without creating an account.