The LeetCode for Excel — finally built

Stop watching tutorials.
Start solving real problems.

Practice actual Finance, Sales, and HR scenarios — with an AI tutor that explains exactly what you did wrong. Not videos. Not slides. Real work.

r/excel · 3 years ago — "are there any websites like leetcode or codewars, but for excel? I can't find any websites like this." — 42 upvotes

No credit card. Cancel anytime. Be first when we launch.

Try a free scenario now — no signup →
What it actually looks like
excelmastery.io/scenarios/invoice-reconciliation
ExcelMastery dashboard showing real scenario practice with AI tutor
Real scenario
with actual data
AI tutor explains
your mistake
XP + streak
keeps you going
JKMA 47 people joined the waitlist this week
The problem right now
  • You watch a 2-hour tutorial. You forget it by Thursday.
  • You know the formula — but freeze when you get a real dataset
  • You have a job interview tomorrow and no practice problems
  • Every "practice site" is just more videos with no actual exercises
  • Practicing with no real purpose loses its appeal fast
ExcelMastery fixes this
  • You get dropped into a real scenario — a messy sales dataset, an invoice with errors
  • You work through it yourself, just like on the job
  • The AI tutor catches your mistakes and explains why — in plain English
  • Problems get harder as you improve — Finance → Advanced modelling
  • Every scenario mirrors what companies actually test in interviews

Real scenarios.
Not made-up exercises.

Finance

Invoice Reconciliation

Match invoices against payments in a dataset with deliberate errors. Find the discrepancies.

+300 XP · Beginner
Sales

Commission Calculator

Build a commission model with splits, proration, clawbacks, and a quarterly cap.

+825 XP · Intermediate
Finance

Budget vs Actuals

Perform a month-end close analysis. Flag variances over 5% and write a brief.

+400 XP · Intermediate
Operations

Data Cleaning

You're handed a nightmare spreadsheet. Clean it, standardise formats, remove duplicates.

+250 XP · Beginner
HR

Headcount Report

Pivot, filter, and summarise a headcount dataset for a board presentation.

+350 XP · Beginner
Advanced

Monthly Expense Report

Create an automated expense summary with conditional formatting and a dynamic chart.

+900 XP · Advanced

Like having a senior analyst
sitting next to you.

01 —

Pick a scenario

Choose by role or difficulty. Finance, Sales, Operations, HR — or let us pick based on your weak spots.

02 —

Work it yourself

You get a real dataset and a brief. No hints. No hand-holding. Just you and the spreadsheet.

03 —

AI tutor steps in

Stuck? Ask. Made a mistake? The AI catches it, explains why it's wrong, and scaffolds you to the right answer.

04 —

Level up

Earn XP, unlock harder scenarios, track the skills you've actually proven — not just watched.

The gap everyone is feeling

r/
r/excel · 5yr ago

"I need to find sites for practicing excel that lets you work examples in advanced functions… I dont just want to see a tutorial without given problems to work out cuz you wont learn that way."

r/
r/excel · 3yr ago

"are there any websites like leetcode or codewars, but for excel? I can't find any websites like this." — Top reply: "if someone manages to build this they could make a fortune."

r/
r/excel · 6yr ago

"I have a job interview tomorrow where I will be given a test on vlookup and pivot tables. I know how to use these functions but don't have any practical experience."

r/
r/excel · 1yr ago

"Any fun websites for practical excel tests/challenges? ideally where the problems get more and more complex as you go. I've learned the basics and want to slowly get more advanced."

r/
r/excel

"I would suggest you pick real-world problems that YOU or people around you have — practicing with no clear purpose will quickly lose its appeal."

r/
r/excel

"My most meaningful learning comes from working on solutions to meaningful problems. You'll learn a lot just by overcoming small hurdles you didn't even realize existed."

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when we launch.

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Founding member pricing — closes when full

You're almost in.
Pick your plan.

We're opening early access to the first 200 founding members at a permanent discount. You'll be locked in at this price forever.

STARTER
$0
forever free
  • 5 scenarios per month
  • Finance & Sales modules
  • AI tutor — 10 questions/scenario
  • XP tracking & streak
TEAMS
$99
/ year per seat
  • Everything in Pro
  • Custom scenarios for your team
  • Manager dashboard
  • Progress tracking per employee
  • Slack integration