Free & Instant CSV to Line Chart Maker
Track trends and changes over time. Create professional line charts from your CSV data instantly.
Paste your data
Press Ctrl+V anywhere on this page — pasted text or a copied file. Runs in your browser; nothing is uploaded.
Monthly Average Temperature
Sample data — replace it with yoursLoading...
Supported formats and privacy
Three steps, no setup
1. Paste or drop
Paste your data (CSV, Excel cells, a Markdown table) or drop a file. Everything runs in your browser.
2. Get your chart
A chart is drawn immediately — switch the chart type, pick columns and style it.
3. Download
Export PNG, SVG, JPG or PDF — no watermark, no limits.
Example: start from this data
This is the dataset behind the sample chart. Paste it into the input above — or click 'Load this example' — and swap in your own numbers.
Month,Temperature Jan,4.2 Feb,5.7 Mar,8.5 Apr,13.5 May,18.2 Jun,22.5 Jul,25.8 Aug,25.4 Sep,21.0 Oct,15.6 Nov,9.8 Dec,5.5
One file, five chart types
The same upload works in every converter on this site. Pick the view that matches the question you are asking:
Bar Chart
Compare categories side by side — rankings and magnitudes
Pie Chart
Show share of a whole — allocations and proportions
Line Chart
Show change over time — trends, seasonality, sudden jumps
Scatter Plot
Reveal relationships — correlation, clusters, outliers
Histogram
Show distribution — spread, peaks, skew
Start from a real example
Ready-made templates pair a sample dataset with step-by-step instructions. Open one, download the CSV, and swap in your own numbers.
Frequently Asked Questions
Can I visualize trends over time?
Yes, line charts are specifically designed for this! Just ensure your CSV has a date/time column and a numerical value column.
Can I add multiple lines (series)?
Yes, if your data contains multiple value columns for the same time periods, you can plot multiple lines to compare different series on the same chart.
Best CSV format for line charts?
A simple format with a Date column and one or more Value columns works best. Ensure your dates are consistent.
Can I customize line style/colors?
Yes, you can smooth the lines (curved), show/hide data points, fill the area under the line, and change colors in the studio.
Is my data secure?
Your data never leaves your computer — everything runs in your browser, so it is private by design.
How to handle missing data points?
Our chart engine can automatically handle missing points by connecting the existing ones or showing gaps, depending on your preference.
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