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 (Bag of Words) calculator.

32 calculations

Pounds (lb) Converter calculator.

34 calculations

VAT (South Africa) calculator.

31 calculations

Simple Interest calculator.

27 calculations

Megabytes Converter calculator.

30 calculations

Gigabytes Converter calculator.

31 calculations

PAYE (2021) calculator.

45 calculations

Temperature Converter calculator.

34 calculations

Pixels Converter calculator.

32 calculations

PAYE (2019) calculator.

40 calculations

Past/Future Date calculator.

37 calculations

Power Consumption - Heating Time calculator.

35 calculations

Simhash Similarity calculator.

37 calculations

PAYE (2020) calculator.

39 calculations

Synchronous Motor Speed calculator.

40 calculations

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

32 calculations

Mean, Variance, Standard Deviation, Kurtosis, Skewness calculator.

37 calculations

Compound Interest calculator.

41 calculations

Ebbinghaus Forgetting Curve calculator.

37 calculations

Base64 Encode calculator.

27 calculations

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

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12 Jul, 12:11 AM
12 Jul, 12:11 AM
00 11 12 Jul

A visitor has used the Simple Interest calculator.

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11 Jul, 11:51 PM
11 Jul, 11:51 PM
23 51 11 Jul

A visitor has used the BMI calculator.

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11 Jul, 11:49 PM
11 Jul, 11:49 PM
23 49 11 Jul

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

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11 Jul, 11:04 PM
11 Jul, 11:04 PM
23 04 11 Jul

A visitor has used the Volume calculator.

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11 Jul, 10:59 PM
11 Jul, 10:59 PM
22 59 11 Jul

A visitor has used the Basic Arithmetic calculator.

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11 Jul, 10:41 PM
11 Jul, 10:41 PM
22 41 11 Jul

A visitor has used the BMI calculator.

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11 Jul, 10:33 PM
11 Jul, 10:33 PM
22 33 11 Jul

A visitor has used the Combinations calculator.

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11 Jul, 10:29 PM
11 Jul, 10:29 PM
22 29 11 Jul

A visitor has used the Kilograms Converter calculator.

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11 Jul, 10:16 PM
11 Jul, 10:16 PM
22 16 11 Jul

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

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11 Jul, 9:58 PM
11 Jul, 9:58 PM
21 58 11 Jul

A visitor has used the Trial Balance calculator.

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11 Jul, 9:52 PM
11 Jul, 9:52 PM
21 52 11 Jul

A visitor has used the Simple Interest calculator.

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11 Jul, 9:45 PM
11 Jul, 9:45 PM
21 45 11 Jul

A visitor has used the Temperature Converter calculator.

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11 Jul, 8:58 PM
11 Jul, 8:58 PM
20 58 11 Jul

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

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11 Jul, 8:43 PM
11 Jul, 8:43 PM
20 43 11 Jul

A visitor has used the Pixels Converter calculator.

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11 Jul, 8:29 PM
11 Jul, 8:29 PM
20 29 11 Jul

A visitor has used the Volume calculator.

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11 Jul, 8:28 PM
11 Jul, 8:28 PM
20 28 11 Jul

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

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11 Jul, 8:20 PM
11 Jul, 8:20 PM
20 20 11 Jul

A visitor has used the Feet Converter calculator.

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11 Jul, 8:09 PM
11 Jul, 8:09 PM
20 09 11 Jul

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

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11 Jul, 7:53 PM
11 Jul, 7:53 PM
19 53 11 Jul

A visitor has used the Height (centimeters, feet and inches) calculator.

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11 Jul, 7:26 PM
11 Jul, 7:26 PM
19 26 11 Jul

A visitor has used the Base64 Encode calculator.

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11 Jul, 7:05 PM
11 Jul, 7:05 PM
19 05 11 Jul

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

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11 Jul, 7:03 PM
11 Jul, 7:03 PM
19 03 11 Jul

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

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11 Jul, 6:45 PM
11 Jul, 6:45 PM
18 45 11 Jul

A visitor has used the Height (centimeters, feet and inches) calculator.

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11 Jul, 6:35 PM
11 Jul, 6:35 PM
18 35 11 Jul

A visitor has used the Balance Sheet calculator.

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11 Jul, 6:12 PM
11 Jul, 6:12 PM
18 12 11 Jul

A visitor has used the Power Consumption - Heating Time calculator.

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11 Jul, 6:07 PM
11 Jul, 6:07 PM
18 07 11 Jul

A visitor has used the Rot13 calculator.

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11 Jul, 5:51 PM
11 Jul, 5:51 PM
17 51 11 Jul

A visitor has used the Permutations calculator.

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11 Jul, 5:47 PM
11 Jul, 5:47 PM
17 47 11 Jul

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

#calculator
11 Jul, 5:18 PM
11 Jul, 5:18 PM
17 18 11 Jul

A visitor has used the Simhash Similarity calculator.

#calculator
11 Jul, 2:16 PM
11 Jul, 2:16 PM
14 16 11 Jul

  Thailand

3 calculations

  Seychelles

1 calculations

  Norway

4 calculations

  Curacao

1 calculations

  Israel

1 calculations

  Lebanon

1 calculations

  Ukraine

26 calculations

  Iran, Islamic Republic of

6 calculations

  Armenia

1 calculations

  Belgium

1 calculations

  Bahrain

1 calculations

  Czech Republic

6 calculations

  Switzerland

2 calculations

  Philippines

5 calculations

  Morocco

1 calculations

  Dominican Republic

2 calculations

  Saudi Arabia

4 calculations

  Bolivia

1 calculations

  Senegal

1 calculations

  Chile

4 calculations