What Users Really Think About Calculate84

Inaccurate trigonometric functions

"Sine and cosine functions give wrong results"

"Trigonometric calculations are inaccurate"

This app is showing pornographic ads at the top. Horrible for an app that is targeted to children

Ads in a calculator is crazy

Works perfectly as far as I can tell, besides from one feature that seems hard to miss. When doing operations with fractions, the answer is not converted to a fraction, but to a decimal value. It is extremely annoying when working with matrix operations as it fills the matrix with a huge amount of s...

I love this calculator app. It’s great, but the ads have been getting out of hand. Before it was just a bar along the top. No issue, it allowed them to monetize and didn’t get in the way. Now they occasionally drop a full advertisement. It completely interrupts the work flow and forces you to watch....

This app does not mimic all functions of the TI-84. This is missing all the hyperbolic functions.

I loved using this app, however, over time the adds have become pornographic and I have had to delete it because I am sick of seeing these things. It’s sad that they let those kind of ads be apart of their app.

The calculator is great and has wonderful functionality, however, recently pornographic advertising has started to appear inside the app.

I know this calculator’s great when you finish paying for it, but there are entire functions that are unusable when you don’t—and there’s ads. At this point, just use a ti-84 calc online: ti84calc.com