Vector Calculator (Dot & Cross Product)
Math ToolsDot product, cross product, magnitude and angle
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History
All history →Vector Calculator (Dot & Cross Product) — at a glance
Do vector maths with two vectors.
A = (1, 2, 3)
B = (4, 5, 6)
Calculate
Dot product
Cross product
Angle
How to use it — step by step
The x, y and z parts of vector A and vector B.
1
Enter your values
Fill in the fields. Default numbers are shown so you can see how it works.
2
Press Calculate
The answer appears at once as large result cards.
3
Copy or share
Copy the result, or share a link that opens with your numbers filled in.
Pro tips
Small things that make the result better.
✦For 2D vectors leave z as 0.
✦The cross product is perpendicular to both vectors.
✦A dot product of 0 means the vectors are perpendicular.
Quick facts
Freeno signup
Privateruns in your browser
Instantresult in a second
No limituse it as often as you like
Frequently Asked Questions
What does the dot product tell me?+
How much two vectors point the same way. It is zero when they are at a right angle.
What is the cross product?+
A vector perpendicular to both inputs, whose length is the area of their parallelogram.
Is my data safe?+
Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.
Is this tool really free?+
Yes — completely free, no signup, no watermark and no usage limit.
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