Calcrum
Launch
For D2C brands selling on Shopify, Amazon, Flipkart and quick commerce

Your business's finance, on autopilot.

Calcrum connects to every channel you sell on, keeps your books and reconciliation done every day, and shows you what each decision is doing to your profit.

28 days free. Cancel anytime.
TODAY'S MONEY IN
Shopify payout
₹0Matched ✓
Amazon settlement
₹0Matched ✓
Razorpay settlement
₹0Matched ✓
Flipkart settlement
₹0Matched ✓
Books reconciled today
ORDER #8421 UNIT PROFIT
Sale value₹1,499
Shipping & GST-₹320
Gateway fee-₹34
Kept profit₹645
Traced to HDFC bank
MONTH-END STATUS
GST & MCA readyReady ✓
Vouchers matched100%
Manual fixes0 left
Clean books handed over
OUT OF EVERY ₹100
Planned to keep₹28
Actually kept₹12
Discounts took ₹10 more than planned
WHAT TO FIX FIRST
Cap manual discounts at 15%+₹10,600/month back
Add a ₹49 COD fee+₹7,100/month back
Ranked by money recovered

Work your team stops doing.

Downloading settlement reports from every marketplace
Matching payouts to orders, one by one
Chasing COD money marked delivered but never received
Working out what each return actually cost
Checking courier charges against what you shipped
Entering it all into Tally
Waiting for month-end to know if you made money

Calcrum does the bookkeeping and reconciliation. Your CA still files — with clean books handed over every month.

Sales go up. The bank doesn't follow. Here's why.

Without Calcrum

  • •Every channel settles on its own schedule, with its own deductions
  • •Books close weeks after the month ends
  • •Discounts, COD and returns eat margin quietly
  • •Decisions get made on gut feel

With Calcrum

  • ✓Every rupee traced from order to bank
  • ✓Books current every day
  • ✓You see what you planned to keep versus what you kept
  • ✓Fixes ranked by how much money they bring back

See where every ₹100 goes.

What you planned to keep from each sale, what you actually kept, and exactly where the difference went — discounts, returns, GST, COD fees, delivery, payment fees.

Out of every ₹100 of price
• EXACT DECOMPOSITION
₹19.45is what you keep, before ads
You planned to keep ₹28.00
Discount Ceiling:14%
5% strictInteractive25% lax
PLANNED TARGET (₹28.00 KEPT)
COGS ₹40
Ship ₹12
Ops ₹20
Target Kept ₹28
ACTUAL REALITY (DISCOUNTS ATE MARGIN)
COGS ₹40
Disc -₹15
Ship ₹14
Ops+GST ₹18
Kept ₹13

Know what to fix first.

Calcrum ranks the changes that bring back the most money each month, and tells you the exact step to take.

Ranked Profit Recovery Actions
• ₹22,660/MO RECOVERABLE
#1 PRIORITYCap discretionary WhatsApp discounts at 15%
48 concession coupons eroded 22% margin. 1-click policy enforces strict checkout cap.
+₹10,650/mo
#2 PRIORITYAdd a ₹49 fee on COD orders
Incentivizes prepaid UPI checkout and recovers two-way courier return friction.
+₹7,120/mo
#3 PRIORITYDispute volumetric courier overcharges
Delhivery billed 340g tee parcels at 1.2kg. Pre-generated claims ready to submit.
+₹4,890/mo

Every number shows its working.

Each figure is marked exact or estimated, and you can open how it was worked out. No black boxes, nothing your CA can't check.

Order #8421 Audit Trail
Prepaid UPI · Razorpay · Delhivery Surface
01. STORE CART
₹1,499.00
Exact order total ✓
02. GATEWAY SETTLED
₹1,463.62
-₹35.38 Razorpay fee
03. COURIER AUDIT
-₹93.00
Audited dead weight ✓
04. REALIZED KEPT
₹645.00
HDFC A/c ••4019 ✓
MCA Rule 3(1) continuous tamper log • Zero IEEE-754 decimal drift

Many channels in. One set of books out.

→
Your books

Connect your sales channels and payment gateways once. Calcrum pulls every order, payout and fee, and keeps your books reconciled from then on.

We never log into your bank. Your statements reach us through an email forward you set up once. Want it simpler? Connect a read-only bank feed instead.
Replaces Tally and Zoho Books.

One set of numbers for everyone.

Founders

Know your real margin by channel and product, whenever you need it — not weeks later.

Your accounts team

Less data entry and matching. A leaner team that spends its time on decisions, not spreadsheets.

Your CA

Clean, reconciled books every month, ready to file from.

Up and running in days.

1
15-minute call. We look at how you sell and what you need.
2
Connect your channels. Shopify, marketplaces, payment gateways and bank forwarding — we set it up with you.
3
Books and insights, running. First 28 days are free. Leave anytime — offboarding is as quick as onboarding.

Your data stays yours.

Read-only access.We can see your data. We can't change anything.
No bank login.Statements come through email forwarding, or an optional read-only feed.
Stored securely.All of your data is stored offline in our encrypted databases and are deleted when you quit.
Leave anytime.Your data is deleted 30 days after leaving.
Privacy policy →

Frequently asked questions.

No. Calcrum does your books and reconciliation. Your CA still files GST and TDS — from clean books.

No. Bank statements reach us through an email forward. A read-only bank feed is optional.

Shopify, Amazon, Flipkart, Swiggy Instamart, Razorpay and PayU. More are being added.

No. Calcrum keeps your books.

You decide. If it's not for you, cancel — no charge, and offboarding takes minutes.

It depends on your order volume. We'll walk you through it on the call.

See your own numbers in 15 minutes.

28 days free. Lean onboarding. Cancel anytime.