# David Bressler - URL: https://betteranalyst.com/authors/david-bressler Founder, Better Analyst Founder of Better Analyst. Started the company in 2022 as Formula Bot, an AI tool for Excel and spreadsheet work, and grew it into Better Analyst, an AI data analyst that works across uploaded files and connected sources to produce analysis, charts, dashboards and scheduled reports. Writes about practical metrics, spreadsheets and reporting. ## Articles by David Bressler - [The 7 Best AI Tools for Excel in 2026](https://betteranalyst.com/blog/best-ai-for-excel): We compared the leading AI tools for Excel on formulas, analysis, charts, file support, and price. Here is which one fits your spreadsheet work. - [The 7 Best Data Visualization Tools in 2026](https://betteranalyst.com/blog/best-data-visualization-tools): A practical comparison of data visualization tools, from AI chart makers to enterprise BI, with pricing, strengths, and who each one is for. - [The 7 Best Analytics Software Tools in 2026](https://betteranalyst.com/blog/best-analytics-software): Compare the best analytics software for small teams and growing businesses: AI analysis, dashboards, connectors, automation, and real costs. - [How to Analyze Bank Statements in Excel](https://betteranalyst.com/blog/how-to-analyze-bank-statements-in-excel): Learn to Analyze Bank Statements in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Combine Monthly Bank Statements in Excel](https://betteranalyst.com/blog/how-to-combine-monthly-bank-statements-in-excel): Learn to Combine Monthly Bank Statements in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Categorize Bank Transactions in Excel](https://betteranalyst.com/blog/how-to-categorize-bank-transactions-in-excel): Learn to Categorize Bank Transactions in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Reconcile Bank Transactions in Excel](https://betteranalyst.com/blog/how-to-reconcile-bank-transactions-in-excel): Learn to Reconcile Bank Transactions in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Find Duplicate Transactions in Excel](https://betteranalyst.com/blog/how-to-find-duplicate-transactions-in-excel): Learn to Find Duplicate Transactions in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Summarize Business Expenses by Category](https://betteranalyst.com/blog/how-to-summarize-business-expenses-by-category): Learn to Summarize Business Expenses by Category with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Extract Invoice Tables from PDFs into Excel](https://betteranalyst.com/blog/how-to-extract-invoice-tables-from-pdfs-into-excel): Learn to Extract Invoice Tables from PDFs into Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Validate Numbers After PDF-to-Excel Conversion](https://betteranalyst.com/blog/how-to-validate-numbers-after-pdf-to-excel-conversion): Learn to Validate Numbers After PDF-to-Excel Conversion with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Monthly Cash Inflows and Outflows](https://betteranalyst.com/blog/how-to-analyze-monthly-cash-inflows-and-outflows): Learn to Analyze Monthly Cash Inflows and Outflows with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Turn Bank Transactions into a Monthly Expense Report](https://betteranalyst.com/blog/how-to-turn-bank-transactions-into-a-monthly-expense-report): Learn to Turn Bank Transactions into a Monthly Expense Report with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Build a Monthly Sales Report in Excel](https://betteranalyst.com/blog/how-to-build-a-monthly-sales-report-in-excel): Learn to Build a Monthly Sales Report in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Build a Sales KPI Dashboard in Excel](https://betteranalyst.com/blog/how-to-build-a-sales-kpi-dashboard-in-excel): Learn to Build a Sales KPI Dashboard in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Forecast Monthly Sales in Excel](https://betteranalyst.com/blog/how-to-forecast-monthly-sales-in-excel): Learn to Forecast Monthly Sales in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Compare Sales Against Targets in Excel](https://betteranalyst.com/blog/how-to-compare-sales-against-targets-in-excel): Learn to Compare Sales Against Targets in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Year-over-Year Sales in Excel](https://betteranalyst.com/blog/how-to-analyze-year-over-year-sales-in-excel): Learn to Analyze Year-over-Year Sales in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Sales by Product and Region](https://betteranalyst.com/blog/how-to-analyze-sales-by-product-and-region): Learn to Analyze Sales by Product and Region with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Calculate a Rolling Sales Average in Excel](https://betteranalyst.com/blog/how-to-calculate-a-rolling-sales-average-in-excel): Learn to Calculate a Rolling Sales Average in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Measure Sales Forecast Accuracy in Excel](https://betteranalyst.com/blog/how-to-measure-sales-forecast-accuracy-in-excel): Learn to Measure Sales Forecast Accuracy in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Build a Budget-vs-Actual Report in Excel](https://betteranalyst.com/blog/how-to-build-a-budget-vs-actual-report-in-excel): Learn to Build a Budget-vs-Actual Report in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Explain Changes in Monthly Profit and Loss](https://betteranalyst.com/blog/how-to-explain-changes-in-monthly-profit-and-loss): Learn to Explain Changes in Monthly Profit and Loss with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Inventory Turnover in Excel](https://betteranalyst.com/blog/how-to-analyze-inventory-turnover-in-excel): Learn to Analyze Inventory Turnover in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Find Slow-Moving Inventory in Excel](https://betteranalyst.com/blog/how-to-find-slow-moving-inventory-in-excel): Learn to Find Slow-Moving Inventory in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Calculate Reorder Points in Excel](https://betteranalyst.com/blog/how-to-calculate-reorder-points-in-excel): Learn to Calculate Reorder Points in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Perform ABC Inventory Analysis in Excel](https://betteranalyst.com/blog/how-to-perform-abc-inventory-analysis-in-excel): Learn to Perform ABC Inventory Analysis in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Stockouts in Excel](https://betteranalyst.com/blog/how-to-analyze-stockouts-in-excel): Learn to Analyze Stockouts in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Build an Inventory Aging Report in Excel](https://betteranalyst.com/blog/how-to-build-an-inventory-aging-report-in-excel): Learn to Build an Inventory Aging Report in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Supplier Lead Times in Excel](https://betteranalyst.com/blog/how-to-analyze-supplier-lead-times-in-excel): Learn to Analyze Supplier Lead Times in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Late Deliveries in Excel](https://betteranalyst.com/blog/how-to-analyze-late-deliveries-in-excel): Learn to Analyze Late Deliveries in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Sales Pipeline Aging in Excel](https://betteranalyst.com/blog/how-to-analyze-sales-pipeline-aging-in-excel): Learn to Analyze Sales Pipeline Aging in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Project Budget Overruns in Excel](https://betteranalyst.com/blog/how-to-analyze-project-budget-overruns-in-excel): Learn to Analyze Project Budget Overruns in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Choose Charts for a Monthly Business Report](https://betteranalyst.com/blog/how-to-choose-charts-for-a-monthly-business-report): Learn to Choose Charts for a Monthly Business Report with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Build a Revenue Waterfall Chart in Excel](https://betteranalyst.com/blog/how-to-build-a-revenue-waterfall-chart-in-excel): Learn to Build a Revenue Waterfall Chart in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Use a Pareto Chart to Analyze Product Sales](https://betteranalyst.com/blog/how-to-use-a-pareto-chart-to-analyze-product-sales): Learn to Use a Pareto Chart to Analyze Product Sales with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Build a Sales Heatmap in Excel](https://betteranalyst.com/blog/how-to-build-a-sales-heatmap-in-excel): Learn to Build a Sales Heatmap in Excel with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Compare Revenue and Margin on One Chart](https://betteranalyst.com/blog/how-to-compare-revenue-and-margin-on-one-chart): Learn to Compare Revenue and Margin on One Chart with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Show Budget Variance in an Excel Chart](https://betteranalyst.com/blog/how-to-show-budget-variance-in-an-excel-chart): Learn to Show Budget Variance in an Excel Chart with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Find Unusual Orders with a Box Plot](https://betteranalyst.com/blog/how-to-find-unusual-orders-with-a-box-plot): Learn to Find Unusual Orders with a Box Plot with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Analyze Order Values with a Histogram](https://betteranalyst.com/blog/how-to-analyze-order-values-with-a-histogram): Learn to Analyze Order Values with a Histogram with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Compare Advertising Spend and Sales with a Scatter Plot](https://betteranalyst.com/blog/how-to-compare-advertising-spend-and-sales-with-a-scatter-plot): Learn to Compare Advertising Spend and Sales with a Scatter Plot with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [How to Turn an Excel Report into a Repeatable Dashboard](https://betteranalyst.com/blog/how-to-turn-an-excel-report-into-a-repeatable-dashboard): Learn to Turn an Excel Report into a Repeatable Dashboard with synthetic sample data, reproducible Excel steps, a checked result, and common mistakes to avoid. - [33 Types of Charts and Graphs: Examples and When to Use Each](https://betteranalyst.com/blog/types-of-charts-and-graphs): Compare 33 chart and graph types, see practical examples, and learn which visualization fits your data. - [Formula Bot vs Microsoft Copilot for Excel](https://betteranalyst.com/blog/formula-bot-vs-copilot-for-excel): A side-by-side comparison of features, pricing, data connectors, and AI capabilities. Find out which tool fits your workflow.