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Distributors & wholesalers

DistributorOS

Distributor & dealer management with GST billing, offline

14-day free trial Works offline Data stays on your PC GST invoice for every purchase
What it does

Everything DistributorOS handles for you

DistributorOS manages dealers, stock, sales orders, GST invoices, collections, receivables and salesmen for Indian distributors and wholesalers. Credit limits, special prices, outstanding with ageing, salesman targets and visits, and twelve ready-made reports. It all runs from one SQLite file on your PC, with no internet needed.

  • Customers / dealers with credit limits and special prices
  • Products & stock with movement history and low-stock alerts
  • Sales orders from draft to dispatch, converted to invoices
  • GST invoices with CGST/SGST or IGST by state, print and PDF
  • Payments auto-applied to the oldest bills
  • Outstanding with 0–30 / 31–60 / 61–90 / 90+ ageing
  • Salesmen, targets and field visits
  • Twelve reports to Excel, CSV, PDF or print
Pricing

DistributorOS plans

Every plan includes all modules and free updates. Pick how long you want to pay for and how many computers you need.

Monthly

Pay month to month

₹799 + GST
Per month
Use on 1 computer
  • All modules included
  • Free updates while subscribed
  • Works offline for 30 days at a time
  • Email and WhatsApp support
Buy now

Yearly · 3 PCs

Billing, godown and accounts

₹14,999 + GST
Per year
Works out to ₹1,250 a month
Use on 3 computers
  • All modules included
  • Free updates while subscribed
  • Works offline for 30 days at a time
  • Email and WhatsApp support
Buy now

Prices are before GST; 18% GST is added at checkout. Pay with UPI, cards, net banking or wallets via Razorpay. A GST invoice is issued instantly.

Download

Download DistributorOS

The installer is free. Open the app and choose Start free trial to use every module for 14 days, no card needed. Already bought a plan? Choose I have a licence key instead.

Installer coming soon — contact us and we'll send you the download link as soon as it's ready.

Runs on Windows 10 and 11. Older versions and other DistributorOS builds are on the downloads page.

Licensing

How DistributorOS licensing works

One licence per organisation, tied to your Madandaaz account. Manage computers, renewals and invoices from My account.

14-day free trial

Start it inside the app with your name and email. Every module is unlocked. It needs the internet once, to start.

Works 30 days offline

Once activated, DistributorOS runs without the internet. Connect at least once every 30 days so the licence can check in.

Use on 1 to 3 computers

Each plan covers a set number of computers. Replacing a PC? Remove the old one from your account and activate the new one with the same key.

Renew your way

Pay once per period or switch on auto-renew. Renew early and the new period is added to the time you have left.

Questions

DistributorOS FAQ

Do I need the internet to use DistributorOS?
Only to activate it and for a short licence check at least once every 30 days. All your day-to-day work, including billing, printing and reports, runs offline.
What happens to my trial data when I buy?
Nothing changes. Buy a plan for the same organisation you started the trial with and DistributorOS unlocks with the same licence key and every record you entered. If the app is open, click Check again on the licence screen.
What happens if my licence expires?
DistributorOS locks until you renew, but your data stays untouched on your computer. Renew from your account and the app unlocks on its next check-in. There is a 3-day grace period after the end date, so a renewal a day or two late won't interrupt your work.
Can I switch plans or add computers later?
Yes. Buy the plan you want for the same organisation. Your key stays the same, the computer limit changes straight away, and if your current period is still running the new period is added after it.
Can I move DistributorOS to a new computer?
Yes. In My account, open the licence and remove the old computer. Then install DistributorOS on the new one and activate it with the same key.
Will I get a GST invoice?
Yes. A GST tax invoice is generated the moment your payment is confirmed. Add your GSTIN at checkout to claim input tax credit. Invoices are always available under Billing & invoices in your account.