cmdsharp

Voice Invoicing App

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September 26, 2025 We just launched CmdSharp on Google Play – an invoicing app built for tradespeople

Hey Indie Hackers,

After a bulldog fight of late nights, setbacks, and plenty of lessons learned, we’ve finally gone live: CmdSharp is now on Google Play!

I’ve spent months talking to plumbers, electricians, builders, freelancers, and various service businesses. The problems are real:

Invoices sent late (or forgotten) → payments delayed

Word/Excel invoices feel clunky and unprofessional

Accounting software is overkill when you just need a quick invoice

So we built CmdSharp
Invoice in seconds by speaking
Send instantly via WhatsApp or email
Professional branded PDF's
Works offline, perfect for on-site jobs

This took guts, testing in the field, pushing through financial stress. Getting it live on the Play Store was hard. But today we've seen our first active trial user. It's an emotional milestone.

What's next?
We are starting off with fast invoice generation, but soon it will do much more, helping you to understand your business, find new clients and grow smarter with AI.

This is only the beginning.

6 Comments

  1. 1

    Love the concept behind cmdsharp. Anything that makes repeatable dev tasks easier from the terminal is a win. Does it support Windows/Linux/macOS out of the box? Also curious if there’s command discovery or a lightweight plugin system. A short “5-minute quickstart” would be super helpful.

    1. 1

      CmdSharp is an AI assisted voice command invoicing app developed in flutter.

  2. 1

    Congrats on the launch Wouter! 🎉

    Love how CmdSharp goes straight for a painful, real problem — late or messy invoices — and makes it simple and fast.

    Excited to see how the AI features you hinted at will help small service businesses grow smarter. 🚀

    1. 1

      Thank you Ernesto, appreciate your comments. Watch this space exciting features coming up.

  3. 1

    Congrats on the launch! CmdSharp looks like a really practical solution — love how you focused on real problems service pros face. Wishing you many more milestones ahead 🚀

August 10, 2025 Voice command invoicing

I've started a business years ago and purchased accounting software. I found it difficult to understand and it was not a perfect fit for me, so I started to build my own tools. Back in those days I was already obsessed with automating my workflow.

The latest addition to my tools is cmdsharp that lets you invoice clients on the spot by using your voice (or smart commands when you are in a public place). I'ts perfect for freelancers, technicians and any service business that needs to invoice their clients on site, 6 seconds for one line invoices. It's still early days in our journey for cmdsharp and currently we only have one user - my brother an electrician. He swears by it and it helps him get paid faster. We hope to get others to see it in action. We've build it with flutter and we are using the PHI-3 model for voice assistance. Here to learn, thank you

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About

CmdSharp lets me invoice clients in seconds by using voice, it's perfect for freelancers, technicians, service providers, or anyone who needs sharp, no-fuss billing from their phone.