- Full accounting features
- GST & TDS (as applicable)
- Reports & computation
- Offline working
- Device sync & security
RT-Bill
Smart Accounting for Small Business
Your Business. Your Data.
Our Commitment.
Complete accounting, GST, TDS, reports, computation and more.
Simple to use. Powerful in features. Built for your business.
Why Choose RT ONE Techs?
- Practical software, built for real businesses
- No annual subscription. Pay once, use forever
- Simple, clean and easy to learn
- Works offline, backs up to your own Google Drive
- Works in Hindi, English and Punjabi
- Your data stays under your control
- Dedicated support when you need it
About RT ONE Techs
We design and develop offline-first, privacy-focused utility applications that simplify professional and daily business operations. RT-Bill is made for small and medium businesses, shopkeepers and accountants.
New serverless utility and security tools are on the way. They follow the same rule as RT-Bill: secure Firebase OTP login and licence verification, and backups to your own Google Drive.
Your data stays with you…
Try it for 7 days, then buy
Every download is the full app in demo mode. Run it on your own data for 7 days, then get your licence from inside the app.
Download free demo
- Android app · APK, 132 MB
- Windows desktop app · Setup EXE, 25 MB
- User manual is built in. It opens from inside the app after you install.
How to get your licence
- Install the app and start the 7 day demo.
- When you are ready, tap Get Licence in the app and pay by UPI from that screen. Prices are below.
- Request your key with the payment UTR. Enter the key you receive by email. The licence binds to that one device.
Simple and transparent pricing
Pay once. Use forever. No annual subscription.
Each licence works on one device only (device binding).
- Complete accounting features
- GST, TDS & cheque printing
- BUSY data import
- Advanced reports
- Multi company, no limit
- Android and Desktop licence together
- Both apps work on the same business data
- Desktop for control, Android for work on the go
- Add, edit and delete company: Desktop only
- Cancel voucher: Desktop only
- No annual subscription
- Lifetime use
- Free updates (major releases)
- Dedicated support
How to pay
Open Get Licence in the app and pay by UPI from there. On the phone, tap the pay button to open your UPI app. On the desktop, scan the QR with your phone. After paying, request your key from the same screen with the UTR. Need help? WhatsApp us on +91 9873863866.
All prices are exclusive of GST. A GST invoice is provided with every licence. Get your licence from inside the app, or call or WhatsApp us for help.