Invoice builder
Add your business, client and reference, with multiple invoice lines.
Finance
Clearbill
An invoice draft, without the spreadsheet.
Add your client, invoice lines and tax rate. Check the totals as you type, then print or save a PDF.
Try ClearbillExplore Clearbill.
Run the actual app in desktop or phone view.
Fictional example data. Change it, try the features and reset the preview. Your download uses these same files, with an empty starting workspace.
A useful tool for your day.
Freelancers and small businesses preparing their own invoice drafts.
Automatic totals
Choose quantities, unit prices and a tax rate. Subtotal, tax and total update together.
Print or save PDF
Use your browser’s print dialogue to print the draft or save it as a PDF.
Local backups
Save drafts in this browser and export or import a JSON backup.
What you receive.
- The working local browser app
- Editable HTML, CSS and JavaScript files
- Setup, editing and backup instructions
- A licence for your own project or business
Your purchase and download live in your Neptox.app account.
How it runs
Serve the files with a static HTTP server or your own HTTPS hosting. Your guide includes a simple local command. No build tools are required.
Your data stays with you
App records are saved in this browser. Export backups regularly. They do not sync between devices.
Scope
This is a draft tool, not a certified accounting or tax filing system. Sending invoices, payment collection and invoice numbering rules are not automated. Hosting, customisation and ongoing support are separate.
A few useful answers.
Is this a hosted service?
No. You download the files and run them locally or on your chosen static host. Your shop account is for purchases and downloads.
Can I use it on my phone?
Yes, through an HTTP or HTTPS host your phone can open. The interface is responsive. Records stay on that device’s browser.
Can I change the design or code?
Yes. The editable HTML, CSS and JavaScript source is included. You can adapt it for your own project or business.
How do I back up my records?
Use Export backup inside the app to save a JSON file. Import it into the same app when you need to restore your data.