|Expressing length through different units|
Calculator expresses a given length through the different units.
|Area expression with different units|
Calculator expresses the given area through the different units of area measurement.
|Angle in degrees to time units and vice versa|
This online calculator converts angle between degrees and time units (i.e. hours).
|PSAT/NMSQT Practice Tests Score Calculator|
This calculator helps you to score your official practice tests results.
|Universal High School GPA Calculator|
This online calculator lets you figure out your high school GPA. Even more, it provides you with editable conversion tables and weights, so you can tweak calculations in case you need it.
This online calculator compresses the entered string using the run-length encoding (RLE) method.
|Least Significant Bit steganography|
The first online calculator on this page uses a Least Significant Bit steganographic method to hide a message in a digital image. The second online calculator reveals the message hidden by the first calculator.
|Weighted grade calculator|
This online calculator calculates the weighted average of the grades entered with weights. For comparison, the average grade is also displayed.