Create clean trends in minutes.
Build professional line charts with smoothing, dots, and legends. Type or paste data, preview instantly, then download or embed.
Why this line chart tool
Purpose-built controls for clear time‑series and trends
Smooth or straight
Switch between linear and Smooth (monotone) lines to match your data’s behavior.
Dots on demand
Show or hide point markers for clarity without clutter.
Legend placement
Toggle legend visibility and position it at the top, left, right, or bottom.
Line style & width
Choose solid, dotted, dashed, or dash‑dot with adjustable stroke width for emphasis.
Accessible colors
High‑contrast palettes help everyone read the trend confidently.
AI smart setup
Describe your trend; AI chooses sensible defaults, labels axes, and highlights key changes.
Bring your data
Type data
Add points by name and value to plot a clear trend.
Paste from sheet
Copy rows from Excel or Google Sheets and paste directly.
Upload file (Pro)
Import CSV or XLSX to build your line fast.
Use sample data
Start with example points to test layouts quickly.
Share and export
Download image
Export a crisp chart for slides, docs, or reports.
Share a link
Send a view-only URL for quick review and feedback.
Embed on site
Publish your line chart with a lightweight embed code.
Collaborate fast
Iterate with teammates and keep one trusted version.
About this line chart tool
MakeCharts turns numbers into readable trends. This AI line graph maker is fast, free, and accurate. Edit styles in plain language. Preview as you type. Export or embed anywhere.
- ✓Designed for time‑series and sequential data
- ✓Simple controls: smoothing, dots, legend, styles
- ✓AI picks smart defaults and labels
- ✓Works online in any modern browser
- ✓Free to start; upgrade when needed
Quick facts
How it works
From data to decision in a few steps
Add your points
Type labels and values or paste from a spreadsheet. Use clear names for time or categories.
Jan 12, Feb 18, Mar 25
Generate with AI
Describe the chart you want and let AI set smoothing, dots, and legend placement.
“Monthly signups trend, smooth line, show dots, legend top.”
Tweak appearance
Adjust line type, style, width, colors, and legend position. Toggle dots for readability.
Monotone + solid stroke width 3, legend right, blue brand color
Share or export
Download an image, share a link, or embed on your site.
Export PNG for a slide deck; embed in a blog post
Who it’s for
Line charts that answer time‑based and sequential questions
Trends and forecasts
Track revenue, MRR, churn, costs, or runway over time for planning and reporting.
Performance over time
Visualize signups, retention, conversions, or feature usage to spot peaks and dips.
Experiments and series
Plot measurements, climate readings, or lab results to compare patterns.
Habits and goals
Chart budgets, workouts, fundraising progress, or study time to stay on track.
Templates
Start with professionally designed templates
Pounds to Kilograms Conversion — Line Chart Template
Visualizes lb-to-kg values from 0–300 lb at 5‑lb steps using the exact 1 lb = 0.45359237 kg formula.
Stone to Kg Line Chart Template — Instant Conversion
A clear line chart that maps 0–30 stone to precise kilogram values using 1 st = 6.35029 kg.
KG to LBS Conversion line Chart Template
Visualize how kilograms convert to pounds across a clear, continuous scale for quick, accurate unit translation.
US-EU-UK Shoe Size Conversion line Chart
Visualizes men's US sizes 5–13 against EU and UK equivalents for fast, accurate sizing.
CM to US Hat Size Conversion line Chart Template
Visualizes head circumference in centimeters mapped to equivalent US hat sizes for fast, accurate sizing decisions.
Salary Trends by Tenure (Line Chart)
Visualizes Salary Trends Over Time Served by Job Title, comparing pay growth across roles from 0 to 10+ years.
View All Templates
Browse the full library to find more templates tailored to your chart.
Why choose AI for lines
Less fiddling, more clarity
Traditional line tools
- ✗Manual setup for labels and scales
- ✗Time‑consuming styling for lines and dots
- ✗Inconsistent legends and formatting
- ✗Hard to spot insights quickly
- ✗Lots of trial‑and‑error to look right
AI‑powered line maker
- ✓Auto labels, smoothing choice, and legend defaults
- ✓Clean, consistent styling in seconds
- ✓Readable colors and stroke widths by default
- ✓Instant preview with fewer clicks
- ✓Insight cues that highlight key shifts
Line chart FAQs
What is a line graph maker online free?
It’s a web tool that lets you create line charts at no cost. Enter your data, customize smoothing, dots, colors, and legend, then export or embed. Our AI speeds setup so you get a clean trend fast.
How do I make a line chart with AI?
Describe the chart you need, such as “weekly traffic, smooth line, show dots, legend top.” The AI builds a complete configuration with labels, line type, dot visibility, and legend placement that you can fine‑tune.
Can I smooth the line or keep it straight?
Yes. Choose Smooth (monotone) for gentle trends or Linear for sharp changes. You can switch anytime and see the result instantly in the preview.
How do I show or hide dots?
Use the dots toggle to display point markers when you want precise values or turn them off for a cleaner look on dense series.
Where can I place the legend—or hide it?
You can show or hide the legend, and place it at the top, left, right, or bottom. Pick the position that keeps the plot area readable.
Built to include everyone
- ✓High‑contrast color options for readability
- ✓Keyboard‑friendly controls and focus states
- ✓Clear axis titles, tick labels, and legends
- ✓Line thickness and dots for non‑color cues
- ✓Screen‑reader friendly chart titles and descriptions
Your data, your control
- •We never sell your data
- •Your charts are private unless you choose to share
- •Delete charts or your account anytime
- •Links and embeds can be disabled at any time
- •Downloads happen securely over HTTPS
Create your line graph now
It’s free—no signup required