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Converter - Universal Conversions incl. Hardness, Units, Timezone and Currency

By Trelleborg Sealing Solutions

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Trelleborg’s “Unit and Hardness Converter” converts a comprehensive list of units (incl. currencies) in an easy way.
In addition, the app has a set of other useful features on board, like timezone conversion, percentage calculations, a running pace calculator and more

What our users say:
“Have been using it forever, never tried other converter as this one does the job perfectly” - Lazareth_fr

“Fabulous resource, but also a functional masterpiece!” -Otto.

“This is needed by all engineers. So simple and easy to use” -JLa03.

• Easy-to-use interface
• Currency converter with in-app exchange rate update functionality
• Over 300 engineering and scientific conversion units in 32 categories
• Hardness converter with 16 conversion tables based on ASTM E140-07 and ISO-18265 for quick conversion between different scales
• Video library: features the extensive Trelleborg Sealing Solutions YouTube library
• Toggle between units
• Switch between dark and white theme
• Conversion history log
• Create favorite lists
• Standard calculator integrated with unit converter

• Area
• Currency
• Current
• Data
• Density
• Distance
• Dynamic Viscosity
• Energy
• Force
• Frequency
• Kinematic Viscosity
• Moment of inertia
• Power
• Prefixes
• Pressure
• Speed
• Strength
• Temperature
• Time
• Torque
• Volume
• Weight
• Fuel Consumption
• Glucose
• Vacuum
• Numbers
• Illumination
• Radioactivity
• Radiation (absorbed)
• Angles
• Volume Flow Rate
• Calorie
• Metric Prefixes
• Typography
• Electric Charge

• Timezone conversion
• Clothing sizes / Shoe sizes
• International power plugs
• Running pace calculator
• Percentage calculator
• Pace
• Hex, Binary, Decimal
• BMI (metric/inch)

• Rockwell (HRC, HRA, HRD, HRF, HRG, HRE, HR-15-N, HR-30N, HR-45-N, HR45-T, HR-15T, HR-30T, HR45-T)
• Brinell (HBW, HBS)
• Vickers (HV,
• Knoop (HK)

The app is available in English, German and Chinese languages.
Download now or contact us with any questions.

What's New in Version 3.6

completely redesigned iPad version


iPhone Screenshot 1
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iPhone Screenshot 3
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iPhone Screenshot 5
iPad Screenshot 1
iPad Screenshot 2
iPad Screenshot 3
iPad Screenshot 4
iPad Screenshot 5

Customer Reviews

Tell everyone about it....

I really like this app!
I use it everyday...

Just awesome

There is no reason not to get it.


Go back to the old version

Converter - Universal Conversions incl. Hardness, Units, Timezone and Currency
View In iTunes
This app is designed for both iPhone and iPad
  • Free
  • Category: Utilities
  • Updated:
  • Version: 3.6
  • Size: 24.0 MB
  • Languages: English, German, Simplified Chinese
  • Seller:
Rated 12+ for the following:
  • Infrequent/Mild Mature/Suggestive Themes
  • Infrequent/Mild Medical/Treatment Information

Compatibility: Requires iOS 7.0 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

Current Version:
All Versions: