Numbers / Math / Date / Time
Number Base Converter
Parses an integer using the selected source base and prints it in the target base. JavaScript number precision limits large integer conversions.
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Numbers / Math / Date / Time
Binary Converter
Converts an entered numeric value to its binary representation with JavaScript number conversion; large integers may lose precision.
Numbers / Math / Date / Time
Hex Converter
Converts an entered numeric value to uppercase hexadecimal using JavaScript numbers; values beyond safe integer precision need extra care.
Numbers / Math / Date / Time
Roman Numeral Converter
Converts decimal integer text to Roman numerals or interprets Roman numeral text as a number for comparing the two representations.
Numbers / Math / Date / Time
Percentage Calculator
Multiplies an entered base value by a chosen percentage and divides by one hundred, returning the corresponding amount.
Numbers / Math / Date / Time
Area Calculator
Converts an area value between square metres, square feet and pyeong using fixed conversion factors; it does not calculate a shape from dimensions.
Numbers / Math / Date / Time
Radians Degrees Converter
Converts a numeric angle from radians to degrees or degrees to radians using pi, returning the converted angle as text.
Numbers / Math / Date / Time
Epoch Timestamp Date
Converts Unix epoch seconds to a UTC ISO date-time, or parses a date-time into epoch seconds.
Numbers / Math / Date / Time
Date Difference Calculator
Reads two date values on separate lines and returns their absolute difference rounded to whole days using JavaScript date parsing.
Numbers / Math / Date / Time
Average Min Max Calculator
Parses a comma- or whitespace-separated number list and returns its average, minimum and maximum as JSON.
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Numbers / Math / Date / Time Category Guide
General-purpose number conversion, date calculations, and simple calculators. This category groups 10 tools you can compare and open right away.
Key Points
- Tool count: 10
- Focus: Broad utility calculators in the style of PineTools
- Featured tools: Number Base Converter, Binary Converter, Hex Converter
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Frequently Asked Questions
What tools are in Numbers / Math / Date / Time?
It includes tools such as Number Base Converter, Binary Converter, Hex Converter, Roman Numeral Converter, Percentage Calculator.
When should I browse Numbers / Math / Date / Time?
Browse this category when you want to pick the best tool before starting a Numbers / Math / Date / Time task.