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.

Readability (Flesch-Kincaid, Gunning Fog, Coleman Liau, SMOG Index) calculator.

19 calculations

Number-to-String calculator.

11 calculations

Pixels Converter calculator.

12 calculations

Kilograms Converter calculator.

10 calculations

Temperature Converter calculator.

12 calculations

VAT (Nigeria) calculator.

10 calculations

Geodesic Planar, Surface Area & Centerpoints calculator.

10 calculations

PAYE (2019) calculator.

15 calculations

PAYE (2021) calculator.

14 calculations

Ebbinghaus Forgetting Curve calculator.

10 calculations

Percentages calculator.

9 calculations

Simhash Similarity calculator.

6 calculations

Cosine Similarity (Bag of Words) calculator.

15 calculations

Compound Interest calculator.

11 calculations

Synchronous Motor Speed calculator.

13 calculations

Simple Interest calculator.

5 calculations

Megabytes Converter calculator.

13 calculations

Basal Metabolic Rate (BMR) calculator.

6 calculations

Past/Future Date calculator.

10 calculations

Gigabytes Converter calculator.

12 calculations

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

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

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16 Jun, 8:05 PM
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A visitor has used the Percentages calculator.

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A visitor has used the BMI calculator.

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16 Jun, 7:01 PM
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A visitor has used the VAT (Kenya) calculator.

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16 Jun, 6:59 PM
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18 59 16 Jun

A visitor has used the Percentages calculator.

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16 Jun, 6:50 PM
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18 50 16 Jun

A visitor has used the Cosine Similarity calculator.

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16 Jun, 6:47 PM
16 Jun, 6:47 PM
18 47 16 Jun

A visitor has used the BMI calculator.

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16 Jun, 6:36 PM
16 Jun, 6:36 PM
18 36 16 Jun

A visitor has used the Fibonacci Sequence calculator.

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16 Jun, 6:07 PM
16 Jun, 6:07 PM
18 07 16 Jun

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

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16 Jun, 5:48 PM
16 Jun, 5:48 PM
17 48 16 Jun

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

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16 Jun, 5:27 PM
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17 27 16 Jun

A visitor has used the Cosine Similarity calculator.

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16 Jun, 5:06 PM
16 Jun, 5:06 PM
17 06 16 Jun

A visitor has used the Cosine Similarity calculator.

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16 Jun, 5:04 PM
16 Jun, 5:04 PM
17 04 16 Jun

A visitor has used the Cosine Similarity calculator.

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A visitor has used the Cosine Similarity calculator.

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

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16 Jun, 4:27 PM
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16 27 16 Jun

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

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16 Jun, 4:25 PM
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16 25 16 Jun

A visitor has used the PAYE (2021) calculator.

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16 Jun, 4:13 PM
16 Jun, 4:13 PM
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A visitor has used the Height (centimeters, feet and inches) calculator.

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16 Jun, 4:08 PM
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A visitor has used the Power Consumption - Heating Time calculator.

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16 Jun, 4:08 PM
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A visitor has used the Fibonacci Sequence calculator.

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16 Jun, 4:08 PM
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A visitor has used the Pixels Converter calculator.

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16 Jun, 4:08 PM
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A visitor has used the PAYE (2019) calculator.

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16 Jun, 4:08 PM
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16 08 16 Jun

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

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16 Jun, 4:08 PM
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A visitor has used the Body Fat Percentage calculator.

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16 Jun, 4:08 PM
16 Jun, 4:08 PM
16 08 16 Jun

A visitor has used the Balance Sheet calculator.

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16 Jun, 4:08 PM
16 Jun, 4:08 PM
16 08 16 Jun

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

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16 Jun, 4:08 PM
16 Jun, 4:08 PM
16 08 16 Jun

A visitor has used the M-PESA Charges calculator.

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16 Jun, 4:08 PM
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16 08 16 Jun

A visitor has used the Acreage calculator.

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16 Jun, 4:08 PM
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A visitor has used the Feet Converter calculator.

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16 Jun, 4:08 PM
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  Denmark

1 calculations

  Indonesia

1 calculations

  Bangladesh

1 calculations

  Belarus

1 calculations

  Tanzania, United Republic of

1 calculations

  Greece

5 calculations

  Curacao

1 calculations

  Dominican Republic

1 calculations

  Turkey

3 calculations

  India

5 calculations

  Peru

1 calculations

  Switzerland

1 calculations

  Brazil

8 calculations

  Malaysia

2 calculations

  Poland

1 calculations

  Egypt

1 calculations

  Romania

1 calculations

  Uzbekistan

1 calculations

  Sweden

1 calculations

  Jordan

4 calculations