Find the Maximum Number

Find the Maximum Number lets you quickly scan a list of values and return the highest one. It works with line-by-line input or CSV-style data. You can skip invalid entries, parse multiple formats, and get the result instantly no math or formulas required.

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 numbers: 0
Options
Skip invalid values
Parse as CSV

How to Use:

  1. Paste your numbers into the input box one per line or separated by commas.
  2. Or import from a plain-text file using “Choose File.”
  3. In Options:
    • Enable “Parse as CSV” if your numbers are comma, tab, or space separated.
    • Turn on “Skip invalid values” to ignore non-numeric entries.
  4. The highest number appears instantly in the output box.
  5. Copy or export the result using the buttons below.

What Find the Maximum Number can do:

It takes any mix of numbers and finds the largest one. Whether you’re working with messy input or structured data, it filters and compares only valid numeric values. The tool updates live as you edit, flashes the result, and counts how many valid numbers were processed.

Example:

Input:

42
99
3.14
hello
-5
88

With Options: Skip invalid ✓

Output:

99

Common Use Cases:

Perfect for analyzing datasets, comparing performance numbers, or extracting the highest score or value from a messy export. It handles CSVs, filters bad data, and makes it easy to copy or save the result. All in one quick step no spreadsheet needed.

Useful Tools & Suggestions:

After spotting the max, Find the Minimum Number helps lock in the other end of your range. And if you’re sorting through a lot of values, Sort a List of Numbers gives you the full picture fast.

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