★★★★★Manuel Astrosv2.2.18 Oct 2026
Can You add vibration buttons?
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★★★★★Alessandra Mautone16 Sept 2026
literally can't do basic functions without buying pro. waste of time
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CompareOpen in Google PlayCan You add vibration buttons?
literally can't do basic functions without buying pro. waste of time
Developer reply
You can do a lot of free functions, actually. Please let us know which function you wanted to use and was pro, and maybe we can make it free in a future version. We also don't have any ads. That's why some functions are only available in the pro version.
abdiselam
Very slowly.
Developer reply
Thank you for the feedback. The app has been rebuilt since and runs much faster now, especially when graphing. We would be glad if you gave it another try.
bad
Developer reply
Thank you for taking the time to write. There has been a big update since, with a lot of improvements throughout the app. If there is anything you would like to see in it, we would be happy to hear from you.
request:Add prgm button
have to pay for :(
Installed itself.
Better check it out. You are sorted. No ads, no third parties It's really fun
An amazing calculator. Great job from the develper
From 61 saved reviews since 9 Sept 2021, all countries.
Share of the 36 negative reviews that mention it
“I get that the app needs to make money, but after I hit y= and typed in my equation, I tried to find x (hit shift, trace, 5).”
“Extremely slow and unresponsive, and always wants you to spend money on premium when I open the app.”
“Graphing doesn't work.”
“I entered 3 equations, hit the graph button, and after a 3 second delay, a blank graph appears.”
“It is slow and impossible to use.”
Share of the 22 positive reviews that mention it
“No ads, no third parties It's really fun”
“No ads, no third parties It's really fun”