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Free Excel templates, video tutorials, and articles — built around real workplace problems, not textbook exercises.
Free Video Lessons
Watch. Learn. Apply.
Practical tutorials from Isaac — covering Excel, productivity tools, and the skills that actually matter at work.
Free Training · Verken
How to Build Interactive Excel Dashboards
Excel · Verken
How to Master Any Excel Function and Formula | The Ultimate Guide
Excel · Verken
How to Create an Invoice in Excel | Step-by-Step Tutorial
Productivity · Verken
Stop Manual Entry — Do This Instead
IT Tips · Isaac
What is Taking Up So Much Space on My PC? How to Clean Up Windows
AI Tools · Isaac
The Secret to Mastering ChatGPT: Here's What You Need to Know
Free Templates
Ready-to-Use Excel Templates
Track your money in. Invoice your money out. Two Excel tools built for real use — download and start today.
A Complete Personal Finance System — Built in Excel
Track transactions, set monthly budgets, compare budget vs actual, and monitor your net worth. Includes a visual dashboard, envelope budgeting, and 9 pre-built sheets — all in one Excel file.
Send Professional Invoices in Seconds — No Software, Just Excel
A print-ready invoice template with automatic calculations, multi-currency support (including GHS), and configurable tax settings. Works for services, products, or hourly billing.
Ghana Payroll Calculator
Calculates net pay automatically — SSNIT contributions, income tax tiers, and take-home pay for your entire team. Built for Ghanaian payroll.
Coming SoonSales & Revenue Tracker
Track monthly sales targets, actuals, and commissions across your team or product lines. With a summary dashboard and variance analysis.
Coming SoonNeed a specific template? Request one here → — Isaac builds these from real problems, so your request actually gets considered.
From the Blog
Worth Reading
Practical articles on Excel, data analytics, and the tools professionals use every day.
June 2025
Is Excel Still Worth It in 2025?
AI tools can analyze data quicker than Excel — and honestly, there are more robust tools out there too. So is Excel still worth learning? The answer is more nuanced than you'd expect.
Read article →November 2024
Mastering Power Query: 9 Best Practices for Clean, Efficient Data Transformation
Power Query is one of the most powerful tools in Excel and Power BI. But without good habits, your queries become slow and hard to maintain. Here's how to do it right.
Read article →November 2025
AI Can Sound Confident… Even When It's Wrong (A True Story About DAX)
Something happened during a DAX teaching session that made me pause. AI gave a confident, detailed answer — and it was completely wrong. Here's what that means for you.
Read article →Ready to Go Deeper?
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Excel for Professionals is 100+ hours of structured, practical training — built for the real African workplace, not generic tutorials.