Introduction
Sparklines are tiny charts inside a single cell that show trends or patterns in your data. They help you quickly see how numbers change over time or compare values without making a full chart.
When you want to show sales trends for each product in a small space next to the numbers
When you need to compare monthly expenses visually in a budget sheet
When you want to highlight performance changes over weeks for employees
When you want a quick visual summary of stock prices in a financial report
When you want to add simple bar or column visuals next to data without extra charts