Software that runs service centres and shops.
Stonsys is a software company in Chennai. We make billing software, online tools and digital signage for e‑sevai centres and businesses across Tamil Nadu, and we build websites that bring in customers.
Who we help
New to Stonsys? Start with the kind of work you do. Each of our products solves one everyday job, so you only use what you need.
E‑sevai and service centres
You apply for certificates, print, scan and laminate for customers all day.
Shops, clinics and offices
You want customers to see your offers and find you easily.
- Stonsys Signage shows your offers and notices on a TV.
- A website helps new customers find you on Google.
Businesses, institutions and associations
You need a website, member registrations or software made for the way you work.
- Websites and web portals with logins, forms and payments.
- Custom software with WhatsApp and UPI built in.
Our products
Each product works on its own. Open any of them to see how it works, step by step.
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STCafe
Billing and management software for e‑sevai centres.
For centre owners who want every job billed and every rupee accounted for.
- Bill services in seconds: online applications, xerox, printouts, lamination and more.
- See what came in today, this week and this month in clear reports.
- Send bills to customers on WhatsApp.
- Use it on a computer, or on Android with the Stonsys Cafe app.
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Toolssys
Online tools for photos, cards and documents.
For anyone who prepares documents for government portals and printing.
- Passport and stamp photos, and PAN and TNPSC photo and signature in the exact size each portal accepts.
- PVC card printing for Aadhaar, Voter ID, e‑Shram and more.
- PDF tools, and text from photos and scans in English and Tamil.
- No software to install. Sign in with WhatsApp and pay only for what you use.
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Stonsys Signage
Digital signage for shops, offices and service centres.
For businesses that want customers to see offers, prices and notices while they wait.
- Show pictures, videos and notices on any TV screen.
- Change what every screen shows from one place, without visiting it.
- Plan what plays at different times of the day.
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Stonsys Pay Coming soon
UPI payments for your business.
For businesses that want every UPI payment matched to its bill automatically.
- A UPI QR code for every bill, with the exact amount.
- Each payment confirmed as soon as it arrives.
Websites that bring in customers
We design and build websites for businesses, institutions and associations. Every site works well on phones, loads fast, and is set up so people can find you on Google.
Tell us what you need. We will send you a clear plan and a fixed price before any work starts.
- Business websitesA clear site that says who you are, what you offer and how to reach you.
- Web portalsMember logins, registrations, forms and dashboards.
- Online shopsSell online and take payments by UPI and cards.
- Custom web appsSoftware built around the way your business works.
- Hosting and careDomain, hosting, security and updates, looked after for you.
Why work with Stonsys
We make our products for the way e‑sevai centres and local businesses here actually work, including Tamil where it matters.
Message us on WhatsApp and you reach our team directly. No ticket numbers, no call centre.
Simple plans, and pay-per-use credits where that makes more sense. Prices are shown before you pay.
We don't sell your data or show ads in our software. Your files and records are kept private to your account.
Common questions
What does Stonsys do?
We are a software company based in Ayanavaram, Chennai. We make ready-to-use software for e‑sevai centres, shops and offices (STCafe, Toolssys and Stonsys Signage), and we build websites and custom web software for businesses, institutions and associations.
I run an e‑sevai centre. Which product should I start with?
Do I need to install anything?
No. STCafe and Toolssys open in your web browser on any computer or phone. STCafe also has an Android app on Google Play. Stonsys Signage plays on a TV screen, and we help you set it up.
How do I pay?
By UPI. STCafe has monthly and yearly plans. Toolssys uses credits that you buy in packs and spend only when you make a file. Every payment gets a GST invoice.
Can I see a product before I pay?
Yes. STCafe has a free trial, new Toolssys accounts get free credits to try the tools, and we can show you Stonsys Signage on a call or at our office. Ask for a demo on WhatsApp.
Where are you, and can I visit?
Our office is at No 57/145, 1st Floor, NMK Street, Ayanavaram, Chennai 600023. Message us before you come so the right person is there to meet you.
Talk to us
Questions about a product, a demo, or a new website. Message us on WhatsApp for the quickest reply.