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.

Cosine Similarity (Vector Method).

363 calculations

Password - Time To Crack.

170 calculations

Past/Future Date.

146 calculations

Password Strength.

141 calculations

Resting Daily Energy Expenditure (RDEE).

139 calculations

PAYE (2021).

136 calculations

Fibonacci Number.

134 calculations

Cosine Similarity (Bag of Words).

133 calculations

PAYE (2020).

131 calculations

Meters Converter.

131 calculations

PAYE (2023).

130 calculations

Body Fat Percentage.

130 calculations

VAT (Kenya).

127 calculations

Ebbinghaus Forgetting Curve.

125 calculations

Jaccard Index, Jaccard Distance, Jaccard Similarity, Dice Coefficient.

123 calculations

BMI.

122 calculations

PAYE (2019).

121 calculations

Basal Metabolic Rate (BMR).

121 calculations

PAYE (2022).

121 calculations

Fibonacci Sequence.

121 calculations

A visitor has used Password - Time To Crack.

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12 Sep, 6:02 AM
12 Sep, 6:02 AM
06 02 12 Sep

A visitor has used Basal Metabolic Rate (BMR).

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12 Sep, 5:37 AM
12 Sep, 5:37 AM
05 37 12 Sep

A visitor has used Number-to-String.

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12 Sep, 5:21 AM
12 Sep, 5:21 AM
05 21 12 Sep

A visitor has used Number-to-String.

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12 Sep, 5:20 AM
12 Sep, 5:20 AM
05 20 12 Sep

A visitor has used Resting Daily Energy Expenditure (RDEE).

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12 Sep, 4:59 AM
12 Sep, 4:59 AM
04 59 12 Sep

A visitor has used Binomial Distribution, Mean, Standard Deviation, Variance, Skewness, Kurtosis.

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12 Sep, 4:58 AM
12 Sep, 4:58 AM
04 58 12 Sep

A visitor has used Ebbinghaus Forgetting Curve.

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12 Sep, 4:58 AM
12 Sep, 4:58 AM
04 58 12 Sep

A visitor has used Power Consumption - Heating Time.

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12 Sep, 4:58 AM
12 Sep, 4:58 AM
04 58 12 Sep

A visitor has used Number-to-String.

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12 Sep, 4:57 AM
12 Sep, 4:57 AM
04 57 12 Sep

A visitor has used Cosine Similarity (Bag of Words).

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12 Sep, 4:57 AM
12 Sep, 4:57 AM
04 57 12 Sep

A visitor has used Binomial Distribution, Mean, Standard Deviation, Variance, Skewness, Kurtosis.

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12 Sep, 4:57 AM
12 Sep, 4:57 AM
04 57 12 Sep

A visitor has used Ebbinghaus Forgetting Curve.

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12 Sep, 4:57 AM
12 Sep, 4:57 AM
04 57 12 Sep

A visitor has used Power Consumption - Heating Time.

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12 Sep, 4:57 AM
12 Sep, 4:57 AM
04 57 12 Sep

A visitor has used PAYE (2021).

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12 Sep, 4:57 AM
12 Sep, 4:57 AM
04 57 12 Sep

A visitor has used PAYE (2023).

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12 Sep, 4:57 AM
12 Sep, 4:57 AM
04 57 12 Sep

A visitor has used Fibonacci Number.

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12 Sep, 4:40 AM
12 Sep, 4:40 AM
04 40 12 Sep

A visitor has used Mean, Variance, Standard Deviation, Kurtosis, Skewness.

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12 Sep, 4:35 AM
12 Sep, 4:35 AM
04 35 12 Sep

A visitor has used Fibonacci Number.

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12 Sep, 4:34 AM
12 Sep, 4:34 AM
04 34 12 Sep

A visitor has used Fibonacci Number.

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12 Sep, 4:33 AM
12 Sep, 4:33 AM
04 33 12 Sep

A visitor has used Number-to-String.

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12 Sep, 4:10 AM
12 Sep, 4:10 AM
04 10 12 Sep

A visitor has used VAT (Nigeria).

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12 Sep, 3:33 AM
12 Sep, 3:33 AM
03 33 12 Sep

A visitor has used VAT (Nigeria).

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12 Sep, 3:32 AM
12 Sep, 3:32 AM
03 32 12 Sep

A visitor has used VAT (Nigeria).

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12 Sep, 3:31 AM
12 Sep, 3:31 AM
03 31 12 Sep

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

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12 Sep, 2:47 AM
12 Sep, 2:47 AM
02 47 12 Sep

A visitor has used Permutations.

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12 Sep, 2:40 AM
12 Sep, 2:40 AM
02 40 12 Sep

A visitor has used Permutations.

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12 Sep, 2:34 AM
12 Sep, 2:34 AM
02 34 12 Sep

A visitor has used Permutations.

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12 Sep, 2:34 AM
12 Sep, 2:34 AM
02 34 12 Sep

A visitor has used Permutations.

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12 Sep, 2:32 AM
12 Sep, 2:32 AM
02 32 12 Sep

A visitor has used Password Strength.

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12 Sep, 2:13 AM
12 Sep, 2:13 AM
02 13 12 Sep

A visitor has used Balance Sheet.

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12 Sep, 12:48 AM
12 Sep, 12:48 AM
00 48 12 Sep

  United States

2360 calculations

  Japan

1050 calculations

  Canada

584 calculations

Anonymous Location

477 calculations

  China

385 calculations

  United Kingdom

284 calculations

  France

171 calculations

  Germany

116 calculations

  Brazil

113 calculations

  Bulgaria

77 calculations

  Europe

62 calculations

  India

51 calculations

  Romania

50 calculations

  Kenya

48 calculations

  Ukraine

47 calculations

  Sweden

47 calculations

  Mexico

44 calculations

  Vietnam

43 calculations

  Argentina

42 calculations

  Turkey

36 calculations