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Outlier Calculator

Detect outliers using quartiles and the IQR rule. Paste your dataset to get lower and upper fences plus any values flagged as outliers.

Enter the Details

Find the outliers in a data set by entering the numbers in the calculator below.

Number Set:


Separate numbers using a comma (,)


Result will appear here...


Last updated: February 17, 2026

Created by: Eon Tools Dev Team

Reviewed by: Ankit Khatiwada





Ankit Khatiwada

Ankit Khatiwada is a researcher and graduate student in Computer Science at Saarland University, with strengths in statistics, data analysis, data engineering, and full stack development. His work sits at the intersection of quantitative reasoning and applied technology, making him a strong fit for tools that depend on clear numerical logic. At Eon Tools, he reviews number and statistical tools.