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What it doesBilling and TallySite appPricingQuestions
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Construction ERP for Indian contractors

From site to Tally, in one place.

What your site engineer enters in the evening becomes the measurement, the running bill and the Tally voucher. Nobody types it twice, and nothing counts until it is approved.

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The demo has a highway, a hospital and a water scheme in Odisha already in it.

The company dashboard: active projects, contract value, pending approvals, delayed activities and receivables
The site app's home screen with new entry buttons and today's DPRs

A day in the demo company

One day, three sites, no phone calls

  1. 07:50

    Attendance marked

    Jajpur water supply scheme

    Masons, helpers and fitters by labour contractor, from the site in-charge's phone.

  2. 11:30

    Cube test due

    District Hospital Block B, Cuttack

    The 28-day result for the M25 ground floor slab is due, and QA/QC has already been reminded.

  3. 17:45

    Progress sent without signal

    Ch. 14+300, Bhubaneswar to Puri highway

    WMM laying, 296 cum, with photos. It waits on the phone and sends itself when the network is back.

  4. 18:40

    Approved on the phone

    Project manager, on the way home

    ₹6,36,400 of work done now counts in the project's progress and in its cost against work done.

What it does

Site, billing, purchase, quality and accounts

Everything a site sends to the office

The site engineer enters the day on the phone. The project manager approves it, and only then does it count.

  • DPR and progress

    Quantities against BOQ activities, manpower from attendance, photos and the day's issues.

  • Measurement book

    Nos × L × B × D by BOQ item and location, with executed and measured quantity side by side.

  • Material and stock

    Requests, receipts, issue to site, and an alert when an item falls below its minimum.

  • Machinery log

    Hours worked, idle and breakdown, diesel and hire rates for owned and hired equipment.

  • Site expenses with GST

    Bill photo, vendor GSTIN, taxable value and GST, approved before it counts as cost.

  • Delays and risks

    Hindrances with days lost and who caused them, extensions granted, and a 5 × 5 risk register.

The approvals queue with progress, machinery and measurement entries waiting for review

RA bills straight from the measurement book

What site measured and the project manager approved becomes the next running bill, with the contract's deductions already applied.

  • Clients and contracts

    Client GSTIN and billing address; per project the agreement, value, dates, retention, security deposit, advance and TDS rates.

  • RA bills

    Previous, this bill and up to date per BOQ item, extra items flagged, GST and deductions, printed with the measurement annex.

  • Client certification

    Enter the quantity the client certified; cuts re-price the bill and come back in the next one.

  • Receivables

    Part payments with what the client actually deducted, ageing by client and project, retention held and when it is due back.

An RA bill with the abstract of cost, GST and the retention, advance recovery, TDS and labour cess deductions

From material request to vendor payment

Quotes, purchase orders, receipts at site and the vendor's bill are checked against each other before anyone pays.

  • Vendor master

    Suppliers, hire agencies and subcontractors with GSTIN, PAN, bank details and MSME number.

  • Quotes and purchase orders

    A comparative with the lowest landed rate marked, and a PO approved within each role's limit.

  • Three-way match

    GRN at site against the PO lines, and the vendor's bill checked against what was received and the PO rate.

  • Subcontractors

    Work orders at agreed rates; their bills from the measurement book recover retention, advance, material issued and TDS.

  • Payables

    A due list by days past due, part payments with TDS, and micro and small enterprise bills flagged before 45 days.

A purchase order with items, GST, the share received at site and its GRN

Inspections, tests and NCRs on record

Site asks for an inspection from the phone, QA/QC passes or fails it against a checklist, and failed work is tracked to closure.

  • Inspections from site

    An activity at a location, with photos; each checklist point marked OK, not OK or not applicable.

  • Hold points

    Progress on a hold-point activity is approved only after a passed inspection at that location.

  • Tests against specification

    Concrete cubes with 7 and 28-day reminders, compaction and other tests, passed or failed on the result.

  • NCRs to closure

    Raised from a failed test or inspection, cause and corrective action from site, closed by QA/QC.

The quality register with inspections requested, passed and sent for re-inspection

Cost, cash and the books, project by project

Management sees what each project has done, what it cost, what was billed and what came in, without waiting for month end.

  • Cost against work done

    Expenses, material, machinery, labour and subcontractors against BOQ value executed, with billed value and cash in and out.

  • Tally export

    TallyPrime vouchers for bills, receipts, payments and expenses, projects as cost centres, each voucher sent once.

  • GST registers

    Outward supplies in the GSTR-1 layout and input tax in the GSTR-2B layout, in one Excel workbook.

  • Approval rules

    Who approves what, with rupee limits per role for each kind of entry, bill and order.

  • Progress reports

    Weekly and monthly reports built from approved data, ready to print or save as PDF for the client.

Project cost against executed value, with billed value, cash in and cash out

Billing and Tally

Every rupee follows the work

Bills are made from approved measurements, purchases are checked against what reached site, and every bill, receipt and payment ends as a Tally voucher.

Get paid
  1. Measurement
  2. RA bill
  3. Client certifies
  4. Receipt
  5. Tally
Buy material
  1. Material request
  2. Quotes
  3. Purchase order
  4. GRN at site
  5. Vendor bill
  6. Payment
  7. Tally
Pay subcontractors
  1. Work order
  2. Their measurements
  3. Subcontractor bill
  4. Payment
  5. Tally

Made for Indian contracts

The deductions, taxes and limits are already in it

No spreadsheet on the side for retention, TDS or the MSME limit. The register below is what the app keeps for you.

The Tally export with RA bills, receipts, vendor bills and payments ready to send as vouchers
  1. 01GST on bills and purchases, with GSTR-1 and GSTR-2B registers
  2. 02Income tax TDS, GST TDS and labour welfare cess on RA bills
  3. 03Retention and security deposit held, with the date they are due back
  4. 04Mobilisation advance recovered bill by bill, never beyond what is outstanding
  5. 05Micro and small enterprise bills flagged before the 45-day limit
  6. 06TDS on subcontractor bills from the PAN (1% or 2%)
  7. 07Amounts in lakh and crore, the way your clients read them
  8. 08Extension of time backed by the hindrance register

The site app

Built for sites without signal

  1. 1

    Enter it where it happens

    Progress, DPR, attendance, measurements, material, machinery, expenses, inspections and tests, with photos from the camera.

  2. 2

    It sends itself later

    No network at the cutting or the pump house? Entries wait in the outbox and go when the phone is back in range.

  3. 3

    Approve from anywhere

    Project managers get the request on the phone, or on WhatsApp, and approve progress, DPRs, RA bills, orders and vendor bills.

Who uses it

One record, from the site to the client

Site engineer
Progress, DPR, attendance, measurements, material requests and inspection requests, from the phone.
Store keeper
Receives material against the PO, issues it to site and keeps stock.
QA/QC engineer
Passes or fails inspections, records test results and raises NCRs.
Project manager
Approves from the phone or the desk within their limit, and sends back with a reason.
Quantity surveyor
Keeps the measurement book and prepares the RA bill.
Procurement
Quotes, comparatives, purchase orders and subcontract work orders.
Accounts
Vendor bills, payments, receipts, the Tally export and the GST registers.
Management
Every project's progress, cost, cash and pending approvals the same day.
Client's engineer and PMC
Their own login to see approved progress, certify RA bills and record that they attended an inspection.

See it for yourself

Open a working company, not a slide deck

Every screen on this page comes from the demo: Demo Infra Projects Pvt Ltd, with three works in Odisha, their bills, orders and inspections.

RoadRD-2026-01

Bhubaneswar to Puri highway widening, Km 12 to Km 28

Odisha Works Department
Khordha, Odisha

BuildingBL-2026-02

District Hospital Block B, G+3

Dept. of Health & Family Welfare
Cuttack, Odisha

Water supplyWS-2026-03

Jajpur rural piped water supply scheme

RWSS Odisha, Jal Jeevan Mission
Jajpur, Odisha

Every approval on record

Who entered it, who approved or sent it back, when, and the reason, in the audit trail.

Your company kept apart

Each company's records are separated down to the database, and site staff see only their own projects.

Take everything out, any day

One zip with an Excel file for every register and every photo and document you stored.

Tally stays your books

Vouchers go to TallyPrime once each, with projects as cost centres. Nothing is entered twice.

Pricing

One plan, every module

Site, billing, purchase, quality, accounts, the site app and the client portal are all included. Start with one project and add the rest when you are ready.

Free trialthen a simple monthly price, paid a month or a year ahead

  • Every module and the site app from day one
  • A GST tax invoice for every payment
  • If a payment is missed, your data stays and can be read; nothing is deleted
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Questions

What contractors ask first

Does Nirmaan replace Tally?

No. Tally stays your books. Each month Nirmaan gives you a TallyPrime file of the RA bills, receipts, vendor and subcontractor bills, payments and site expenses, with projects as cost centres. Each voucher goes once, so nothing is entered twice.

Does the site app work without network?

Yes. Entries and photos are saved on the phone when there is no signal and send themselves when the network is back. Photos are made smaller before sending so they go through on a weak connection.

What kind of projects is it for?

Contractors on road, building and water supply works start with a standard activity list for each. Any project can import its BOQ from Excel.

Can approvals and reminders come on WhatsApp?

Yes. Approval requests, send-backs, the DPR reminder and the morning approvals digest can go on WhatsApp, with SMS when WhatsApp does not go through. Each person switches it on for their own number.

Can our client see progress?

Yes, if you invite them. The client's engineer and the consultant or PMC get their own login for your projects with them. They see only approved progress, DPRs and reports, certify the RA bills you send, and record that they attended an inspection.

Can we set our own approval limits?

Yes. Approval rules say which role approves each kind of entry, bill and order, up to what amount. Every approval, rejection and send-back is kept in the audit trail with the reason.

Who can see our data?

Only your company. Every company's records are kept apart down to the database, and site staff see only the projects they work on. Bank details of vendors are shown only to admin, management, procurement and accounts.

How do we try it?

Open the demo with the accounts listed on the sign-in page: it has a road, a building and a water supply project with bills, orders and inspections already in it.

Start with one project this week

Import its BOQ from Excel and invite the site team. The first DPR can come in the same week; bills, orders and Tally can follow when you are ready.

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NIRMAAN

Site progress, billing, purchases, quality and approvals for construction contractors.

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What it doesBilling and TallySite appPricingQuestions

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