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).

512 calculations

Password - Time To Crack.

331 calculations

Resting Daily Energy Expenditure (RDEE).

290 calculations

Password Strength.

271 calculations

PAYE (2021).

268 calculations

Past/Future Date.

266 calculations

Number-to-String.

262 calculations

VAT (Kenya).

261 calculations

PAYE (2020).

259 calculations

PAYE (2022).

256 calculations

Body Fat Percentage.

251 calculations

Fibonacci Number.

248 calculations

Cosine Similarity (Bag of Words).

246 calculations

Meters Converter.

244 calculations

Trial Balance.

242 calculations

Ebbinghaus Forgetting Curve.

241 calculations

PAYE (2023).

241 calculations

Balance Sheet.

240 calculations

Fibonacci Sequence.

239 calculations

PAYE (2019).

237 calculations

A visitor has used Areas.

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22 Oct, 5:12 AM
22 Oct, 5:12 AM
05 12 22 Oct

A visitor has used Gigabytes Converter.

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22 Oct, 4:38 AM
22 Oct, 4:38 AM
04 38 22 Oct

A visitor has used Permutations.

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22 Oct, 4:29 AM
22 Oct, 4:29 AM
04 29 22 Oct

A visitor has used Number-to-String.

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22 Oct, 4:27 AM
22 Oct, 4:27 AM
04 27 22 Oct

A visitor has used Number-to-String.

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22 Oct, 4:21 AM
22 Oct, 4:21 AM
04 21 22 Oct

A visitor has used Kilograms Converter.

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22 Oct, 4:20 AM
22 Oct, 4:20 AM
04 20 22 Oct

A visitor has used Number-to-String.

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22 Oct, 4:19 AM
22 Oct, 4:19 AM
04 19 22 Oct

A visitor has used Number-to-String.

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22 Oct, 4:18 AM
22 Oct, 4:18 AM
04 18 22 Oct

A visitor has used Acreage.

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22 Oct, 4:08 AM
22 Oct, 4:08 AM
04 08 22 Oct

A visitor has used Power Consumption - Heating Time.

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22 Oct, 3:59 AM
22 Oct, 3:59 AM
03 59 22 Oct

A visitor has used Gigabytes Converter.

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22 Oct, 3:57 AM
22 Oct, 3:57 AM
03 57 22 Oct

A visitor has used Simhash Similarity.

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22 Oct, 3:49 AM
22 Oct, 3:49 AM
03 49 22 Oct

A visitor has used Permutations.

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22 Oct, 3:39 AM
22 Oct, 3:39 AM
03 39 22 Oct

A visitor has used Body Fat Percentage.

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22 Oct, 3:34 AM
22 Oct, 3:34 AM
03 34 22 Oct

A visitor has used PAYE (2023).

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22 Oct, 3:30 AM
22 Oct, 3:30 AM
03 30 22 Oct

A visitor has used Kilograms Converter.

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22 Oct, 3:27 AM
22 Oct, 3:27 AM
03 27 22 Oct

A visitor has used Acreage.

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22 Oct, 3:11 AM
22 Oct, 3:11 AM
03 11 22 Oct

A visitor has used Gigabytes Converter.

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22 Oct, 2:59 AM
22 Oct, 2:59 AM
02 59 22 Oct

A visitor has used Password Strength.

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22 Oct, 2:57 AM
22 Oct, 2:57 AM
02 57 22 Oct

A visitor has used Past/Future Date.

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22 Oct, 2:49 AM
22 Oct, 2:49 AM
02 49 22 Oct

A visitor has used Simhash Similarity.

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22 Oct, 2:47 AM
22 Oct, 2:47 AM
02 47 22 Oct

A visitor has used Ebbinghaus Forgetting Curve.

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22 Oct, 2:45 AM
22 Oct, 2:45 AM
02 45 22 Oct

A visitor has used Permutations.

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22 Oct, 2:37 AM
22 Oct, 2:37 AM
02 37 22 Oct

A visitor has used Tanimoto Coefficient Similarity.

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22 Oct, 2:33 AM
22 Oct, 2:33 AM
02 33 22 Oct

A visitor has used Kilograms Converter.

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22 Oct, 2:31 AM
22 Oct, 2:31 AM
02 31 22 Oct

A visitor has used Kilograms Converter.

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22 Oct, 2:11 AM
22 Oct, 2:11 AM
02 11 22 Oct

A visitor has used Fibonacci Sequence.

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22 Oct, 2:08 AM
22 Oct, 2:08 AM
02 08 22 Oct

A visitor has used Acreage.

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22 Oct, 2:06 AM
22 Oct, 2:06 AM
02 06 22 Oct

A visitor has used Password - Time To Crack.

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22 Oct, 2:06 AM
22 Oct, 2:06 AM
02 06 22 Oct

A visitor has used Pounds (lb) Converter.

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22 Oct, 1:59 AM
22 Oct, 1:59 AM
01 59 22 Oct

  United States

4569 calculations

  Japan

1754 calculations

Anonymous Location

952 calculations

  China

934 calculations

  United Kingdom

759 calculations

  Canada

623 calculations

  Germany

347 calculations

  France

270 calculations

  Brazil

254 calculations

  Mexico

142 calculations

  Bulgaria

139 calculations

  Sri Lanka

114 calculations

  Kenya

103 calculations

  Sweden

96 calculations

  Europe

92 calculations

  Turkey

89 calculations

  Iran, Islamic Republic of

88 calculations

  Argentina

84 calculations

  Romania

83 calculations

  India

82 calculations