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.

Simhash Similarity calculator.

17 calculations

Temperature Converter calculator.

18 calculations

PAYE (2019) calculator.

21 calculations

Fibonacci Number calculator.

22 calculations

Simple Interest calculator.

9 calculations

PAYE (2020) calculator.

21 calculations

Synchronous Motor Speed calculator.

21 calculations

Number-to-String calculator.

17 calculations

Height (centimeters, feet and inches) calculator.

12 calculations

Kilograms Converter calculator.

14 calculations

Acreage calculator.

13 calculations

Percentages calculator.

13 calculations

Megabytes Converter calculator.

19 calculations

Ebbinghaus Forgetting Curve calculator.

16 calculations

PAYE (2021) calculator.

20 calculations

Past/Future Date calculator.

14 calculations

VAT (South Africa) calculator.

17 calculations

Base64 Encode calculator.

13 calculations

Basal Metabolic Rate (BMR) calculator.

10 calculations

VAT (Nigeria) calculator.

18 calculations

A visitor has used the Fibonacci Sequence calculator.

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19 Jun, 8:19 PM
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20 19 19 Jun

A visitor has used the PAYE (2020) calculator.

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19 Jun, 8:16 PM
19 Jun, 8:16 PM
20 16 19 Jun

A visitor has used the Percentages calculator.

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19 Jun, 8:11 PM
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20 11 19 Jun

A visitor has used the Basic Arithmetic calculator.

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19 Jun, 8:04 PM
19 Jun, 8:04 PM
20 04 19 Jun

A visitor has used the VAT (Kenya) calculator.

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19 Jun, 7:58 PM
19 Jun, 7:58 PM
19 58 19 Jun

A visitor has used the Pounds (lb) Converter calculator.

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19 Jun, 5:38 PM
19 Jun, 5:38 PM
17 38 19 Jun

A visitor has used the M-PESA Charges calculator.

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19 Jun, 5:27 PM
19 Jun, 5:27 PM
17 27 19 Jun

A visitor has used the M-PESA Charges calculator.

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19 Jun, 5:26 PM
19 Jun, 5:26 PM
17 26 19 Jun

A visitor has used the M-PESA Charges calculator.

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19 Jun, 5:24 PM
19 Jun, 5:24 PM
17 24 19 Jun

A visitor has used the Basic Arithmetic calculator.

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19 Jun, 5:08 PM
19 Jun, 5:08 PM
17 08 19 Jun

A visitor has used the Permutations calculator.

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19 Jun, 3:27 PM
19 Jun, 3:27 PM
15 27 19 Jun

A visitor has used the Meters Converter calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the Acreage calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the Balance Sheet calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the PAYE (2019) calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

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

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the Body Fat Percentage calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the M-PESA Charges (2023) calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the M-PESA Charges calculator.

#calculator
19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the Permutations calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the Pounds (lb) Converter calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the Pixels Converter calculator.

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19 Jun, 3:09 PM
19 Jun, 3:09 PM
15 09 19 Jun

A visitor has used the Cosine Similarity calculator.

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19 Jun, 12:35 PM
19 Jun, 12:35 PM
12 35 19 Jun

A visitor has used the Pounds (lb) Converter calculator.

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19 Jun, 12:34 PM
19 Jun, 12:34 PM
12 34 19 Jun

A visitor has used the Pounds (lb) Converter calculator.

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19 Jun, 12:33 PM
19 Jun, 12:33 PM
12 33 19 Jun

A visitor has used the M-PESA Charges (2023) calculator.

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19 Jun, 11:11 AM
19 Jun, 11:11 AM
11 11 19 Jun

A visitor has used the Tanimoto Coefficient Similarity calculator.

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19 Jun, 10:08 AM
19 Jun, 10:08 AM
10 08 19 Jun

A visitor has used the Tanimoto Coefficient Similarity calculator.

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19 Jun, 10:06 AM
19 Jun, 10:06 AM
10 06 19 Jun

A visitor has used the Meters Converter calculator.

#calculator
19 Jun, 7:01 AM
19 Jun, 7:01 AM
07 01 19 Jun

A visitor has used the Fibonacci Sequence calculator.

#calculator
19 Jun, 6:57 AM
19 Jun, 6:57 AM
06 57 19 Jun

  Norway

4 calculations

  Azerbaijan

1 calculations

  Tunisia

1 calculations

  Curacao

1 calculations

  Philippines

2 calculations

  Thailand

2 calculations

  Ukraine

2 calculations

  Bahrain

1 calculations

  Iraq

2 calculations

  Ecuador

1 calculations

  United Arab Emirates

1 calculations

  Belarus

1 calculations

  Poland

2 calculations

  Bangladesh

1 calculations

  Uzbekistan

2 calculations

  Turkey

5 calculations

  Romania

4 calculations

  Dominican Republic

1 calculations

  Belgium

1 calculations

  Israel

1 calculations