Kutatua

Solve Something

Numbers are everywhere. But you don’t have to let them slow you down.

We’ve built a modern, mobile-friendly library of calculators that works: fast and always available.

Our tools are organized into clear categories, so you can find what you need in seconds:

➕ Basic & Complex Math

Basic arithmetic, percentages, areas and volumes. Statistics calculators, similarity calculuators, Fibonacci numbers, Mean, Variance, Standard Deviation, Kurtosis, Skewness to Combinatorics calculators.

➕ Financial & Business

Simple interest, compound interest, Trial Balance, Balance Sheet and its companion, the Common Size Balance sheet. M-PESA charges to VAT calculators.

➕ Science & Engineering

Scientific calculator like Power Consumption - Heating Time, Synchrronous motor speed and unit converters.

➕ Health & Fitness

BMI, BMR, body fat percentage, RDEE to the Ebbinghaus Forgetting Curve calculators.

➕ String Manipulators

SpongeBob Text Generators, uppercase/lowercase converters, Base64 encoders, Rot13 string converters to number-to-string converters.

➕ Date & Time

Past and future date calculators.

➕ Passwords & Entropy

Password strength, time-to-crack calculators and password generators.

Gigabytes Converter calculator.

14 calculations

Ebbinghaus Forgetting Curve calculator.

12 calculations

PAYE (2020) calculator.

18 calculations

Pounds (lb) Converter calculator.

14 calculations

Height (centimeters, feet and inches) calculator.

9 calculations

Cosine Similarity (Bag of Words) calculator.

16 calculations

Megabytes Converter calculator.

16 calculations

Simple Interest calculator.

8 calculations

Synchronous Motor Speed calculator.

15 calculations

Base64 Encode calculator.

11 calculations

Geodesic Planar, Surface Area & Centerpoints calculator.

13 calculations

Percentages calculator.

10 calculations

Mean, Variance, Standard Deviation, Kurtosis, Skewness calculator.

9 calculations

Simhash Similarity calculator.

15 calculations

Feet Converter calculator.

9 calculations

Pixels Converter calculator.

14 calculations

Kilograms Converter calculator.

11 calculations

Power Consumption - Heating Time calculator.

12 calculations

Fibonacci Number calculator.

20 calculations

Number-to-String calculator.

12 calculations

A visitor has used the Rot13 calculator.

#calculator
17 Jun, 8:01 PM
17 Jun, 8:01 PM
20 01 17 Jun

A visitor has used the Basal Metabolic Rate (BMR) calculator.

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17 Jun, 7:28 PM
17 Jun, 7:28 PM
19 28 17 Jun

A visitor has used the VAT (South Africa) calculator.

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17 Jun, 7:14 PM
17 Jun, 7:14 PM
19 14 17 Jun

A visitor has used the Pixels Converter calculator.

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17 Jun, 7:10 PM
17 Jun, 7:10 PM
19 10 17 Jun

A visitor has used the Basal Metabolic Rate (BMR) calculator.

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17 Jun, 7:02 PM
17 Jun, 7:02 PM
19 02 17 Jun

A visitor has used the Percentages calculator.

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17 Jun, 6:54 PM
17 Jun, 6:54 PM
18 54 17 Jun

A visitor has used the Compound Interest calculator.

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17 Jun, 6:53 PM
17 Jun, 6:53 PM
18 53 17 Jun

A visitor has used the Tanimoto Coefficient Similarity calculator.

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17 Jun, 6:33 PM
17 Jun, 6:33 PM
18 33 17 Jun

A visitor has used the PAYE (2020) calculator.

#calculator
17 Jun, 6:31 PM
17 Jun, 6:31 PM
18 31 17 Jun

A visitor has used the Megabytes Converter calculator.

#calculator
17 Jun, 6:27 PM
17 Jun, 6:27 PM
18 27 17 Jun

A visitor has used the Tanimoto Coefficient Similarity calculator.

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17 Jun, 5:50 PM
17 Jun, 5:50 PM
17 50 17 Jun

A visitor has used the Tanimoto Coefficient Similarity calculator.

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17 Jun, 5:48 PM
17 Jun, 5:48 PM
17 48 17 Jun

A visitor has used the Simhash Similarity calculator.

#calculator
17 Jun, 5:48 PM
17 Jun, 5:48 PM
17 48 17 Jun

A visitor has used the Simhash Similarity calculator.

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17 Jun, 5:33 PM
17 Jun, 5:33 PM
17 33 17 Jun

A visitor has used the Temperature Converter calculator.

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17 Jun, 5:11 PM
17 Jun, 5:11 PM
17 11 17 Jun

A visitor has used the Password Strength calculator.

#calculator
17 Jun, 4:32 PM
17 Jun, 4:32 PM
16 32 17 Jun

A visitor has used the Areas calculator.

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17 Jun, 4:05 PM
17 Jun, 4:05 PM
16 05 17 Jun

A visitor has used the Geodesic Planar, Surface Area & Centerpoints calculator.

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17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Number-to-String calculator.

#calculator
17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Synchronous Motor Speed calculator.

#calculator
17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Readability (Flesch-Kincaid, Gunning Fog, Coleman Liau, SMOG Index) calculator.

#calculator
17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Past/Future Date calculator.

#calculator
17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Rot13 calculator.

#calculator
17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Base64 Encode calculator.

#calculator
17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Password - Time To Crack calculator.

#calculator
17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Pixels Converter calculator.

#calculator
17 Jun, 3:57 PM
17 Jun, 3:57 PM
15 57 17 Jun

A visitor has used the Power Consumption - Heating Time calculator.

#calculator
17 Jun, 3:56 PM
17 Jun, 3:56 PM
15 56 17 Jun

A visitor has used the Geodesic Planar, Surface Area & Centerpoints calculator.

#calculator
17 Jun, 3:56 PM
17 Jun, 3:56 PM
15 56 17 Jun

A visitor has used the Synchronous Motor Speed calculator.

#calculator
17 Jun, 3:56 PM
17 Jun, 3:56 PM
15 56 17 Jun

A visitor has used the Rot13 calculator.

#calculator
17 Jun, 3:56 PM
17 Jun, 3:56 PM
15 56 17 Jun

  Lithuania

1 calculations

  Norway

3 calculations

  Dominican Republic

1 calculations

  Denmark

2 calculations

  Romania

3 calculations

  Thailand

1 calculations

  Iraq

2 calculations

  Uzbekistan

2 calculations

  Azerbaijan

1 calculations

  Curacao

1 calculations

  Kenya

5 calculations

  Poland

1 calculations

  Jamaica

1 calculations

  India

7 calculations

  Malaysia

3 calculations

  Israel

1 calculations

  Switzerland

2 calculations

  Italy

1 calculations

  Belgium

1 calculations

  Belarus

1 calculations