Engineering must
I’ve been using this for many years in my work. Love it. Except, this week, the entire screen started to blink. Is there a fix?
Free
About Retro 15C
- Released
- Updated
- iOS Version
- Age Rating
- Size
- Devices
- Languages
Features
Developer of Retro 15C
Students and scientists from the 1980s will remember the classic RPN scientific calculators. These calculators strike a perfect balance between functionality and complexity.
* Complex number arithmetic and trig functions
* Matrix calculations
* Numerical root finder
* Numerical integration
* Statistical functions, linear regression
* Fully programmable
This app is completely free, no ads or extra bits to buy. I love this calculator and I like to share.
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What's New in Retro 15C
1.1
April 27, 2017
This app has been updated by Apple to display the Apple Watch app icon. Updated 64 bit build that will survive long past the next iOS update. Also, the calculator display now scales correctly for all iPhone screen sizes. The name of the app has been changed to "Retro 15C". It's still free and always will be. Thank you for your support!
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FAQ
Can Retro 15C support iPad devices?
No, Retro 15C is not available for iPad users yet.
Who is the developer of Retro 15C?
The app was developed by Greg Hewgill.
What’s the minimum iOS requirement for the Retro 15C app?
Retro 15C requires iOS 8.0 or later.
How does the Retro 15C app rank among users?
The average rating for the Retro 15C app is 4.3.
What is the primary genre of the Retro 15C app?
The Primary Genre Of The Retro 15c App Is Utilities.
What is the recent version of Retro 15C?
1.1 is the newly released version of the Retro 15C app.
What is the date of the latest Retro 15C update?
The latest Retro 15C update was rolled out on January 4, 2025.
When did the Retro 15C app come out?
The Retro 15C app launched on February 5, 2023.
What is the content advisory rating of the Retro 15C app?
The Retro 15C app contains no objectionable material and is suitable for children aged Greg Hewgill.
What languages does Retro 15C support?
You can use the Retro 15C app in English.
Does Retro 15C belong to Apple Arcade's curated library?
Unfortunately, Retro 15C is not on Apple Arcade.
Are in-app purchases part of Retro 15C?
Unfortunately, in-app purchases are not part of Retro 15C.
Does Retro 15C support Apple Vision Pro compatibility?
No, Retro 15C does not support compatibility with Apple Vision Pro.
Are there commercial ads in Retro 15C?
No, there are no commercial ads in Retro 15C.