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).

380 calculations

Password - Time To Crack.

191 calculations

Past/Future Date.

164 calculations

Resting Daily Energy Expenditure (RDEE).

159 calculations

Password Strength.

159 calculations

PAYE (2021).

154 calculations

Fibonacci Number.

149 calculations

PAYE (2023).

147 calculations

Meters Converter.

146 calculations

Cosine Similarity (Bag of Words).

145 calculations

VAT (Kenya).

144 calculations

Body Fat Percentage.

144 calculations

PAYE (2020).

143 calculations

Number-to-String.

142 calculations

BMI.

139 calculations

Ebbinghaus Forgetting Curve.

138 calculations

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

138 calculations

Fibonacci Sequence.

137 calculations

Simhash Similarity.

136 calculations

Basal Metabolic Rate (BMR).

135 calculations

A visitor has used Number-to-String.

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17 Sep, 11:25 AM
17 Sep, 11:25 AM
11 25 17 Sep

A visitor has used Cosine Similarity (Vector Method).

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17 Sep, 10:58 AM
17 Sep, 10:58 AM
10 58 17 Sep

A visitor has used Past/Future Date.

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17 Sep, 10:57 AM
17 Sep, 10:57 AM
10 57 17 Sep

A visitor has used Past/Future Date.

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17 Sep, 10:56 AM
17 Sep, 10:56 AM
10 56 17 Sep

A visitor has used Body Fat Percentage.

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17 Sep, 10:33 AM
17 Sep, 10:33 AM
10 33 17 Sep

A visitor has used Balance Sheet.

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17 Sep, 8:42 AM
17 Sep, 8:42 AM
08 42 17 Sep

A visitor has used PAYE (2023).

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17 Sep, 7:34 AM
17 Sep, 7:34 AM
07 34 17 Sep

A visitor has used Kilograms Converter.

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17 Sep, 6:22 AM
17 Sep, 6:22 AM
06 22 17 Sep

A visitor has used Kilograms Converter.

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17 Sep, 6:12 AM
17 Sep, 6:12 AM
06 12 17 Sep

A visitor has used Fibonacci Number.

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17 Sep, 5:53 AM
17 Sep, 5:53 AM
05 53 17 Sep

A visitor has used VAT (Nigeria).

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17 Sep, 5:43 AM
17 Sep, 5:43 AM
05 43 17 Sep

A visitor has used Acreage.

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17 Sep, 5:32 AM
17 Sep, 5:32 AM
05 32 17 Sep

A visitor has used Kilograms Converter.

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17 Sep, 5:23 AM
17 Sep, 5:23 AM
05 23 17 Sep

A visitor has used Password Strength.

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17 Sep, 5:19 AM
17 Sep, 5:19 AM
05 19 17 Sep

A visitor has used Simhash Similarity.

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17 Sep, 5:12 AM
17 Sep, 5:12 AM
05 12 17 Sep

A visitor has used Rot13.

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17 Sep, 5:03 AM
17 Sep, 5:03 AM
05 03 17 Sep

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

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17 Sep, 4:51 AM
17 Sep, 4:51 AM
04 51 17 Sep

A visitor has used Fibonacci Number.

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17 Sep, 4:51 AM
17 Sep, 4:51 AM
04 51 17 Sep

A visitor has used VAT (Nigeria).

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17 Sep, 4:44 AM
17 Sep, 4:44 AM
04 44 17 Sep

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

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17 Sep, 4:38 AM
17 Sep, 4:38 AM
04 38 17 Sep

A visitor has used Simhash Similarity.

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17 Sep, 4:14 AM
17 Sep, 4:14 AM
04 14 17 Sep

A visitor has used Rot13.

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17 Sep, 4:02 AM
17 Sep, 4:02 AM
04 02 17 Sep

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

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17 Sep, 3:54 AM
17 Sep, 3:54 AM
03 54 17 Sep

A visitor has used Fibonacci Number.

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17 Sep, 3:52 AM
17 Sep, 3:52 AM
03 52 17 Sep

A visitor has used VAT (Nigeria).

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17 Sep, 3:42 AM
17 Sep, 3:42 AM
03 42 17 Sep

A visitor has used Acreage.

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17 Sep, 3:33 AM
17 Sep, 3:33 AM
03 33 17 Sep

A visitor has used Tanimoto Coefficient Similarity.

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17 Sep, 3:22 AM
17 Sep, 3:22 AM
03 22 17 Sep

A visitor has used Simhash Similarity.

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17 Sep, 3:13 AM
17 Sep, 3:13 AM
03 13 17 Sep

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

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17 Sep, 3:09 AM
17 Sep, 3:09 AM
03 09 17 Sep

A visitor has used Power Consumption - Heating Time.

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17 Sep, 3:09 AM
17 Sep, 3:09 AM
03 09 17 Sep

  United States

2540 calculations

  Japan

1137 calculations

  Canada

589 calculations

Anonymous Location

533 calculations

  China

485 calculations

  United Kingdom

286 calculations

  Germany

264 calculations

  France

173 calculations

  Brazil

126 calculations

  Iran, Islamic Republic of

78 calculations

  Bulgaria

77 calculations

  Sweden

72 calculations

  Europe

66 calculations

  India

57 calculations

  Vietnam

54 calculations

  Romania

53 calculations

  Ukraine

50 calculations

  Mexico

49 calculations

  Kenya

49 calculations

  Argentina

46 calculations