Conversion tool map
More conversions
Specialized units and cross-quantity conversions.
Choose the tool whose inputs and output match your task. Check each calculator’s assumptions and limitations before using its result.
Latest update:
These specialized converters handle quantities that fall outside the everyday unit families. Start with the flow rate converter for volume per time in cubic meters per second, liters per minute, U.S. gallons per minute, and cubic feet per minute. Currency estimates use the currency converter, which applies fixed sample rates for educational comparison rather than live quotes. Text and character work belongs to the Unicode text converter, and counted goods in batches go through the quantity converter, which moves between units, dozens, and grosses. Explore every remaining tool in the Conversion collection.
21 of 21 calculators
More conversions21 calculators
Capacitance Calculator (F, mF, µF, nF, pF)
Convert capacitance between farads, millifarads, microfarads, nanofarads, and picofarads (µF to nF, nF to pF) with exact SI-prefix factors.
Updated
Verified
Cents to Dollars Calculator
Convert cents to U.S. dollars, see whole-dollar remainders, and use practical coin-counting tables for cash drawers, jars, rolls, and money lessons.
Updated
Verified
Cents to Euros Calculator
Convert euro cents to euros by dividing by 100, with euro-subunit context, examples, and clear guidance that no exchange rate is applied.
Updated
Verified
Dimensional Analysis Calculator
Use the factor-label method to convert a starting value through one, two, or three conversion factors, inspect the combined multiplier, and learn unit cancellation.
Updated
Verified
Flow Rate Converter Calculator
Convert nonnegative volumetric flow among m³/s, L/min, U.S. gal/min, and ft³/min using defined volume units.
Updated
Verified
Gematria Calculator
Calculate English ordinal, English gematria, Jewish Latin-letter, or standard Hebrew gematria totals while seeing counted and ignored characters.
Updated
Verified
Hardness Conversion Calculator
Estimate approximate steel hardness conversions among Brinell HB, Vickers HV, Rockwell B HRB, and Rockwell C HRC using interpolated reference values.
Updated
Verified
Leet-speak Translator
Translate plain text into readable leet-speak substitutions, or decode a simple leet string back to approximate text with clear character counts.
Updated
Verified
Lowercase to Uppercase Converter
Convert lowercase text to uppercase for labels, codes, headings, and visual presentation while understanding ASCII and Unicode case behavior.
Updated
Verified
Magnetic Field Converter
Convert magnetic field values between tesla, gauss, and oersted with the calculator's exact factors and the vacuum or air assumption for oersted.
Updated
Verified
Mesh to Micron Converter
Convert sieve mesh numbers to approximate micron openings, or microns back to mesh, using standard table values when available and a rough inverse estimate otherwise.
Updated
Verified
micron to mil Conversion Calculator
Convert microns to mils or mils to microns for coating, film, liner, packaging, and precision thickness specifications.
Updated
Verified
Nickels to Dollars Calculator
Convert a whole count of U.S. nickels to exact cents and dollar face value using five cents per coin.
Updated
Verified
Paper Quantity Converter
Convert paper counts between sheets, quires, reams, bundles, and bales using the common stationers standard of 25 sheets per quire and 500 sheets per ream.
Updated
Verified
Pennies to Dollars Calculator
Convert a whole count of U.S. pennies to exact cents and dollar face value using one cent per coin.
Updated
Verified
Px to Em Converter
Convert CSS pixels to em units, or em back to pixels, with the base font size that defines one em in a specific typography context.
Updated
Verified
Quantity Converter
Convert item counts among individual units, dozens, and grosses using the exact 12-per-dozen, 144-per-gross relationships.
Updated
Verified
Radiation Converter Calculator
Convert compatible radiation units while keeping activity, absorbed dose, and equivalent dose separate: Bq, Ci, Gy, Sv, and rem.
Updated
Verified
Sound Level Converter (dB, Phon, Sone)
PopularConvert between sone, phon, and dB sound levels with the calculator's 1 kHz assumption: dB equals phon at 1 kHz, and sone uses a logarithmic loudness formula.
Updated
Verified
Unicode Text Converter
Convert text to Unicode code points, or decode valid decimal, U plus, and hexadecimal code point notation back into characters.
Updated
Verified
Uppercase to Lowercase Converter
Convert uppercase text to lowercase for cleanup, comparison, search normalization, filenames, and data processing with ASCII and Unicode case notes.
Updated
Verified
Capacitance Calculator (F, mF, µF, nF, pF)
Convert capacitance between farads, millifarads, microfarads, nanofarads, and picofarads (µF to nF, nF to pF) with exact SI-prefix factors.
Updated
Verified
Cents to Dollars Calculator
Convert cents to U.S. dollars, see whole-dollar remainders, and use practical coin-counting tables for cash drawers, jars, rolls, and money lessons.
Updated
Verified
Cents to Euros Calculator
Convert euro cents to euros by dividing by 100, with euro-subunit context, examples, and clear guidance that no exchange rate is applied.
Updated
Verified
Dimensional Analysis Calculator
Use the factor-label method to convert a starting value through one, two, or three conversion factors, inspect the combined multiplier, and learn unit cancellation.
Updated
Verified
Flow Rate Converter Calculator
Convert nonnegative volumetric flow among m³/s, L/min, U.S. gal/min, and ft³/min using defined volume units.
Updated
Verified
Gematria Calculator
Calculate English ordinal, English gematria, Jewish Latin-letter, or standard Hebrew gematria totals while seeing counted and ignored characters.
Updated
Verified
Hardness Conversion Calculator
Estimate approximate steel hardness conversions among Brinell HB, Vickers HV, Rockwell B HRB, and Rockwell C HRC using interpolated reference values.
Updated
Verified
Leet-speak Translator
Translate plain text into readable leet-speak substitutions, or decode a simple leet string back to approximate text with clear character counts.
Updated
Verified
Lowercase to Uppercase Converter
Convert lowercase text to uppercase for labels, codes, headings, and visual presentation while understanding ASCII and Unicode case behavior.
Updated
Verified
Magnetic Field Converter
Convert magnetic field values between tesla, gauss, and oersted with the calculator's exact factors and the vacuum or air assumption for oersted.
Updated
Verified
Mesh to Micron Converter
Convert sieve mesh numbers to approximate micron openings, or microns back to mesh, using standard table values when available and a rough inverse estimate otherwise.
Updated
Verified
micron to mil Conversion Calculator
Convert microns to mils or mils to microns for coating, film, liner, packaging, and precision thickness specifications.
Updated
Verified
Nickels to Dollars Calculator
Convert a whole count of U.S. nickels to exact cents and dollar face value using five cents per coin.
Updated
Verified
Paper Quantity Converter
Convert paper counts between sheets, quires, reams, bundles, and bales using the common stationers standard of 25 sheets per quire and 500 sheets per ream.
Updated
Verified
Pennies to Dollars Calculator
Convert a whole count of U.S. pennies to exact cents and dollar face value using one cent per coin.
Updated
Verified
Px to Em Converter
Convert CSS pixels to em units, or em back to pixels, with the base font size that defines one em in a specific typography context.
Updated
Verified
Quantity Converter
Convert item counts among individual units, dozens, and grosses using the exact 12-per-dozen, 144-per-gross relationships.
Updated
Verified
Radiation Converter Calculator
Convert compatible radiation units while keeping activity, absorbed dose, and equivalent dose separate: Bq, Ci, Gy, Sv, and rem.
Updated
Verified
Sound Level Converter (dB, Phon, Sone)
PopularConvert between sone, phon, and dB sound levels with the calculator's 1 kHz assumption: dB equals phon at 1 kHz, and sone uses a logarithmic loudness formula.
Updated
Verified
Unicode Text Converter
Convert text to Unicode code points, or decode valid decimal, U plus, and hexadecimal code point notation back into characters.
Updated
Verified
Uppercase to Lowercase Converter
Convert uppercase text to lowercase for cleanup, comparison, search normalization, filenames, and data processing with ASCII and Unicode case notes.
Updated
Verified
Frequently asked questions
- What arithmetic does this calculator use?
- The method and defining factors are shown on the page. Arithmetic retains the full factor and rounds only the display.
- What inputs are rejected?
- Negative values, invalid numeric inputs, unknown unit selections, and values whose converted results are too large to represent are rejected.
- What does this gematria calculator add?
- It adds the values of supported letters in the text you enter. The exact table depends on the selected method: English ordinal, English gematria, Jewish Latin-letter values, or standard Hebrew values. Spaces, punctuation, digits, emoji, and unsupported letters are ignored.