Touch RPN Calculator

Contains adsIn-app purchases
3.6
6.14K reviews
1M+
Downloads
Content rating
Everyone
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About this app

Touch RPN, formerly known as Touch Fin, is an RPN calculator. This app implements many features of the industry-standard HP-12C.

This app offers many additional flavors of RPN calculators, including financial, scientific and for computer programming.

Two flavors are available for free (ad-supported): financial and scientific. Additional ad-free flavors are available for purchase within the app. The purchased flavors also offer vertical layout and saving memory to files.

Press the ON key to change Settings, choose the active flavor, and purchase additional flavors.
Updated on
Jul 27, 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity, and Device or other IDs
This app may collect these data types
Location, App activity, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

3.7
6.03K reviews
Gustavo Garcia Swengel
May 4, 2022
I unknowingly had the comma separators for thousands set to Indian mode. I thought it was a developer error. He replied immediately and explained how to set the format to american. All is well. Also, if the app is uninstalled, it can be reinstalled, even on a new phone. This is a great app, and even better support. Thank you. This app is one of my fundamentals.
6 people found this review helpful
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STENDEC
May 4, 2022
Change the decimal separator in Settings (ON key). The 10,00,000 thousand separator scheme is the Indian mode, change to American or European. The purchase is kept even if you reinstall the app, replace the phone, or have more many phones under the same Google account.
A Google user
March 5, 2020
Love this program. Would give it 5 stars. Even bought the pro version. However the damn splash screen is back. Have a way to turn it off or just delete it. I don't want to look at that stuff, especially when I pay for an app. I guess the memories about the reactions from customers that Epxx got that last time around with regards to the splash screen have purposely been forgotten. 3/4/2020 - I did, scientific premium, and that's how it was when I wrote the above. Splash screen is irritating
22 people found this review helpful
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STENDEC
March 3, 2020
If you configure to a purchased flavor, the splash screen goes away fast (about the time the app always used to take to start up).
John Wagner
January 29, 2021
I really dig it. I have the original from HP and it's excellent. This is the same thing exactly but now I don't have to carry both units. Woulda given 5 stars for no ads but they're kinda small so not that big a deal. Ps., I have figured out a way to beat the ad thing but I won't publish it, not for now anyway. Just letting you know that it is possible.
1 person found this review helpful
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What's new

Internal updates