How to move from Vyapar to 399Apps: a step-by-step migration guide
Short answer
To move from Vyapar to 399Apps, export your parties (customers and suppliers), item/stock list and opening balances from Vyapar to Excel/CSV, clean the sheets, then import them into Nidhi Books and reconcile against your Vyapar reports. Pick a clean cut-over date — usually a month or quarter start — and run both apps in parallel for one cycle before going fully live. Guided onboarding support is available for larger datasets.
Updated 2026-07-14 · 399Apps · General GST information, not tax advice
How to migrate from Vyapar to 399Apps: step by step
You migrate by exporting your data out of Vyapar and importing it into Nidhi Books — there is no automatic one-click pull from the Vyapar app, so a tidy export and a clear cut-over date keep your books clean. Guided onboarding support is available if your dataset is large or complex.
- 1
Pick a cut-over date and back up Vyapar
Choose a clean cut-over date — the start of a month or, ideally, a financial quarter or year — so you do not split a tax period across two apps. Back up your Vyapar data (Settings → Backup) so your existing records stay safe whatever happens.
- 2
Export your parties and items from Vyapar
From Vyapar, export your party (customer and supplier) list with GSTIN and state, and your item/stock list, to Excel — Vyapar’s reports export to Excel or PDF, so use the Excel option. These become the contact and item masters in Nidhi Books.
- 3
Export opening balances, stock and outstanding invoices
Export your party-wise balances (receivables and payables) and current stock quantities/valuation as on the cut-over date, plus any pending sale or purchase invoices. These let Nidhi Books open with the same numbers your Vyapar app shows.
- 4
Clean and standardise the exported sheets
Open each export and tidy it: one row per record, consistent GSTIN and state formatting, valid HSN/SAC codes, and no stray header or total rows left over from Vyapar’s report layout. Clean data here is the single biggest factor in a smooth import.
- 5
Set up your 399Apps account and company profile
Create your 399Apps account, add Nidhi Books, and enter your company GSTIN, state, financial-year start and invoice numbering series so GST invoices and GSTR exports are correct from day one. Add team members — there is no per-user charge, unlike Vyapar’s single-operator, per-device model.
- 6
Import your masters and opening balances
Bring your cleaned customer, supplier and item masters into Nidhi Books, then enter or import opening balances, opening stock and any outstanding invoices as on your cut-over date. For larger or more complex datasets, email [email protected] and the team will help scope and run the import with you.
- 7
Reconcile, run in parallel, then go live
Check that the balances and stock in Nidhi Books match your last Vyapar reports on the cut-over date. Raise your new invoices in 399Apps from that date, keep Vyapar installed as a read-only archive on its device, and once a full GST period reconciles cleanly, switch over completely.
Why move from Vyapar to the cloud
Vyapar is a popular, low-cost mobile-first GST billing app (with a desktop/PC option) — fast to set up and genuinely cheap, with a premium tier around ₹499/year. But it is app/device-centric: your data lives primarily on the phone or PC it is installed on, and it is built for a single operator doing billing rather than a team doing full accounting.
399Apps runs in any browser, so your books are reachable from any device with automatic cloud backup and no per-seat fee. For a business that has outgrown a single-device billing app — added a second person, a remote accountant, or wants proper ledgers and financial statements alongside GST invoices — moving to cloud accounting removes the "whose phone has the latest data" problem.
What carries over — and what to leave behind
A practical migration moves the data you need to keep operating and stay compliant, not every historical bill. Carry over your current masters and balances; keep your Vyapar app and its data as an archive.
- • Carry over: customer and supplier list (with GSTIN and state), item/stock list with HSN/SAC, opening balances and opening stock as on the cut-over date, and any outstanding receivables and payables.
- • Optional: a few months of recent transactions if you want continuity in reports — but this is rarely necessary if your opening balances are correct.
- • Leave behind (as an archive): older historical bills and Vyapar-specific settings. Keep Vyapar installed on its device so you can always look them up.
- • Re-create in 399Apps, do not import: your invoice numbering series, GST rates and tax settings, and user logins — these are quick to set up correctly and should not be force-fitted from Vyapar.
How long does a Vyapar-to-399Apps migration take
For a typical small business, the data work is a few hours to a day: most of the time goes into cleaning the exported sheets, not the import itself. A clean party and item list and an accurate balance/stock figure on the cut-over date are what make it fast.
The safe approach is to import masters, opening balances and opening stock, then run 399Apps alongside Vyapar for one billing cycle. Once that period reconciles, you retire Vyapar for daily use. Larger item catalogues or messier exports take longer — that is exactly when guided onboarding support pays off.
Common Vyapar migration mistakes to avoid
Most migration pain comes from data hygiene and timing, not the software. Avoiding these keeps your first GST period after the move clean:
- • Cutting over mid-period: starting mid-month splits one GST return across Vyapar and 399Apps. Cut over on a period boundary instead.
- • Exporting to PDF instead of Excel: Vyapar’s PDF reports are not import-ready — always use the Excel/CSV export for party, item and balance data.
- • Forgetting opening stock: reconcile stock quantities, not just party balances, so item counts open correctly in Nidhi Books.
- • Skipping the balance reconciliation: if you do not confirm opening balances match Vyapar on the cut-over date, every later report inherits the gap.
- • Deleting Vyapar too early: keep the app installed read-only as an archive until at least one full GST period has reconciled in 399Apps.
After you migrate: Vyapar vs 399Apps day to day
Once you are live, the daily experience changes in a few concrete ways. You bill and reconcile in a browser from any device instead of one phone or PC, your whole team has a login at no extra cost, and you get full accounting — ledgers, P&L and balance sheet — alongside GST invoicing: Nidhi Books raises GST-compliant invoices with HSN/SAC and place-of-supply handling, and exports GSTR-1 and GSTR-3B-ready summaries as CA-friendly CSV. Vyapar remains a reasonable, very cheap fit for a solo shopkeeper who only needs fast billing on one device and does not need cloud sync, multi-user access or full accounting — weigh that against your growth plans before you fully retire it.
How 399Apps helps
Nidhi Books (by 399Apps) is cloud GST accounting from ₹399/month with unlimited users (prices exclude GST) — GST invoicing, GSTR-1 and GSTR-3B exports, full ledgers and financial reports, reachable from any browser with automatic cloud backup. Migration from Vyapar is a guided Excel/CSV import of your parties, items and balances — it is assisted, not one-click. For larger datasets, write to [email protected] and the team will scope and run it with you.
Migrate from Vyapar to 399Apps — frequently asked questions
Can I move my data from Vyapar to 399Apps? +
Is there a one-click Vyapar-to-399Apps import? +
How long does it take to migrate from Vyapar? +
Will I lose my Vyapar history when I switch? +
What does 399Apps cost compared with Vyapar? +
GST billing, returns & e-invoicing — done automatically
Nidhi Books raises GST-compliant invoices and prepares GSTR-1 and GSTR-3B exports, with unlimited users from ₹399/month for your first app (+₹99/month per add-on, prices exclude GST). Free for 14 days.