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GST Filing

Filing on the GST Portal Directly vs Using GST Software

By HelloBooks Team

Should you file GSTR-1 and GSTR-3B straight on gst.gov.in or through GST software? Compare effort, errors and ITC matching to find what suits your business.

HelloBooks Team

HelloBooks Team

7 min read

Key takeaways

What this article covers, in order:

  • Isn't filing through software filing "somewhere else"?
  • What does filing straight on the portal involve?
  • How do the two compare?
  • When is the portal alone enough?
  • When does software start to pay for itself?
  • What stays the same whichever you pick?
Chapter Guide▾

Deepak opens gst.gov.in, clicks into GSTR-1, and starts typing invoice number 1 of 47. By invoice 23 the session has timed out twice. The portal is free, official and perfectly fine if you have a few invoices a month. Software earns its keep when the portal turns into a typing job and GSTR-2B matching turns into squinting. Either way your return ends up in the same place, on the GST portal under your GSTIN.

Isn't filing through software filing "somewhere else"?

No, and this confuses a lot of people. Every GSTR-1 and GSTR-3B, however you prepare it, is filed to the GST portal and shows up on your Returns Dashboard there. Software changes how the data gets to the portal and how much checking happens first. It doesn't replace the portal.

So there are really three routes. You can type everything into the portal's online forms. You can prepare it in Excel, turn it into a JSON file with the government's offline tool, and upload that. Or you can keep your books in software that builds the return and files it to the portal once you approve it.

What does filing straight on the portal involve?

For GSTR-1, you log in, go to the Returns Dashboard, pick the year and period, and open the return. Then you add each B2B invoice: buyer's GSTIN, invoice number, date, value, place of supply, rate, taxable value. After that come the B2C large invoices, the B2C small summary by state and rate, credit and debit notes, advances, the HSN summary and the documents-issued table. Generate the summary, preview it, file with DSC or EVC.

GSTR-3B is quicker because some tables fill in from your GSTR-1 and GSTR-2B. You check and edit outward supplies, ITC available, reversals and ineligible ITC, then save. The portal shows tax payable along with any interest and late fee. You offset the liability from your cash and credit ledgers and file.

To be fair, the portal does more for you than it did a few years ago. GSTR-3B is partly pre-filled. GSTR-2B arrives as a fixed statement around the 14th. The Invoice Management System lets you accept or reject supplier invoices before they flow into GSTR-2B. If your volume is low, all of this can take twenty minutes.

How do the two compare?

GST portal on its ownGST software
CostFreeFree plans exist; paid tiers for higher volume
Where invoices come fromTyped in or uploaded from ExcelMade in the software, flow into returns
How many times you enter each invoiceTwice (your bill book, then the portal)Once
Checks before filingFormat checks when you save or uploadChecks as you create the invoice
GSTR-2B matchingDownload and compare yourselfMatched against your purchase bills
Books and reportsNoneP&L, Balance Sheet, receivables, payables
Interest and late feeSeen at the payment stepSome software shows the portal's figure earlier
Working with a CAShared login or screenshotsSeparate users in the same books
Portal slow on deadline dayHits you directlyStill hits you, since software files to the portal

When is the portal alone enough?

If you file nil returns most months, use the portal. If you have a handful of B2B invoices a period and hardly any purchases, use the portal. If you're under QRMP with a small quarterly GSTR-1, or you already keep proper books somewhere else and only need the GST step, the portal is fine too.

A part-time consultant with two retainer clients can file GSTR-1 on the portal in five minutes. Software would be overkill.

When does software start to pay for itself?

Usually one of four things tips it.

Volume. At 30, 50, 100 B2B invoices a month, typing each one into the portal is slow and it's easy to fat-finger a digit. One wrong character in a buyer's GSTIN and that buyer won't see your invoice in their GSTR-2B. You'll hear about it.

ITC matching. Ten suppliers, you can compare by eye. Fifty, and you need something that lists missing invoices, value differences and suppliers who haven't filed yet.

Books. The portal doesn't keep accounts. If invoices live in one app, purchases in a notebook and the sales register in Excel, you're entering everything two or three times.

People. When you, your accountant and your CA all need access, passing one portal login around isn't healthy. In software each person gets their own login, and filing still needs your authorisation.

What stays the same whichever you pick?

Due dates don't move. GSTR-1 is due by the 11th if you file monthly, or the 13th after the quarter under QRMP. GSTR-3B is due by the 20th monthly, or the 22nd or 24th after the quarter depending on your state.

The portal still has bad days. Software files to the portal, so if it's crawling at 11 pm on the 20th (and it often is, because everyone files then), you're in the queue too. File a couple of days early and you'll never see that screen.

You're still responsible for what's filed, whoever prepared it. And depending on your software and plan, some returns or tasks may still have to be done on the portal.

Can you mix the two?

Most businesses end up doing exactly that. They use software for invoicing, bills, GSTR-2B matching and the routine GSTR-1 and GSTR-3B. They go to the portal directly for the occasional jobs like reading a notice, downloading a certificate, changing registration details, or any return their software or plan doesn't cover. If it's a notice or a fix to an earlier period, call your CA before you touch anything.

How HelloBooks helps

HelloBooks works on top of the portal, not instead of it. GSTR-1 and GSTR-3B are filed directly to the GST portal from inside HelloBooks, so there's no JSON export and no retyping. On HelloBooks Free (₹0, no card, no expiry) that's unlimited for one GSTIN, along with GSTR-2B reconciliation and ITC tracking. Before you file GSTR-3B you see interest and late fee as the GST portal's own figure, and the invoices, bills and quotes you create in HelloBooks flow straight into the return.

What isn't on Free: GSTR-9 (Pro generates it ready to file), e-invoicing and e-way bills (Pro, ₹499/month), and returns like GSTR-7, GSTR-8 and ITC-04. Read more on GSTR-1 filing, GST returns and e-way bills.

FAQs

Is a return filed through software as valid as one filed on the portal?

Yes. Either way it's filed to the GST portal, and the acknowledgement and ARN come from the portal.

Will I see software-filed returns on gst.gov.in?

Yes. Open the Returns Dashboard for that period and they're there, however they were submitted.

Do I still need my GST portal login?

Yes. You need your registration and credentials, and filing typically needs your OTP, EVC or DSC.

Can I prepare in software and file on the portal myself?

Often, yes. Just never file the same period from two places, and make sure your books match what was actually filed.

Is the government's offline tool the same thing as software?

No. It turns prepared data into an uploadable file. It doesn't keep books or track ITC across months.

If you're typing more than you're checking, it's probably time to let software do the typing.

Start free — GST filing included, no card. Try HelloBooks Free

About the author

HelloBooks Editorial Team

HelloBooks Editorial Team

Published August 4, 2026 on the HelloBooks blog

The HelloBooks editorial team is made up of accountants, ex-CPA-firm partners, and AI engineers who build the same AI bookkeeping product the articles describe. We write what we ship.

Posts are reviewed for accuracy against current US, UK, India, Australia, and UAE accounting and tax rules before publishing, and updated when those rules change.

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