Find the Max Integer

The Find the Max Integer tool scans your list of integers and instantly identifies the largest value. Whether you’re analyzing data, comparing scores, or just need to find the highest number in a set, this tool does the job quickly and accurately all right in your browser.

You can paste a list of values, import a file, and adjust how the tool handles invalid input. The maximum result updates live as you type or change settings.

Paste your input above or import a file below.
No file chosen
Supported file types: .txt, .csv, .tsv, .log, .json, .xml, .md, .ini, .yaml, .yml, .html, .htm, .css
Total valid integers: 0
Options
Ignore non-integers
Maximize output

How to Use:

  • Paste integers into the Input Integers box (one per line, or use commas/spaces)
  • Or click Choose File to import a .txt, .csv, or similar file
  • Toggle Ignore non-integers to skip lines that aren’t valid whole numbers
  • Use Maximize output to expand the output box if needed
  • Click Find Max or just type the tool updates automatically
  • The Maximum Value box will display the largest integer it finds
  • Use Copy Output or Export to File to save the result
  • Click Clear All to reset everything

What Find the Max Integer can do:

This tool parses your input, filters out non-numeric lines (if selected), and returns the highest integer found. It supports negative numbers, flexible delimiters, and real-time updates. You can enter one number or thousands it scales instantly.

Example:

Input:

42
-8
123
apple
99

Ignore non-integers: On Output:

123

Common Use Cases:

Use this tool to analyze numeric datasets, filter survey scores, determine leaderboard winners, test input validation, or find maximum values for grading, stats, or reporting. It’s perfect for teachers, developers, data analysts, and students alike.

Useful Tools & Suggestions:

Once you’ve used Find the Max Integer, it’s smart to pair it with Find the Min Integer to get a full range snapshot. And if you’re working with a big list, Sort Integers can make it easier to spot the max (and everything else) visually.

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