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PCalc
👁 0🕒 Oct 27, 2026

PCalc

PCalc is a powerful calculator application designed for Apple devices, offering advanced mathematical functions and customizable features. It supports scientific calculations, unit conversions, hexadecimal, octal, and binary calculations. With its flexible interface, multiple display options, and extensive capabilities, PCalc is suitable for students, engineers, programmers, scientists, and everyday users requiring precise calculations.


Screenshots

PCalc screenshot

What's new

The latest updates are PCalc 3.15.2 for iPhone/iPad and PCalc 4.12.1 for Mac, released October 24, 2026.

  • New OS support: Compatibility with the latest Apple operating systems.
  • Improved calculations: Fixes for mathematical functions and calculation accuracy.
  • Better interface: Improved grid layouts for functions, conversions, and constants.
  • More conversions: Additional measurement units and data-rate conversions.
  • Bug fixes: Improved stability and compatibility with newer devices.

Question and Answer

Run the downloaded image and drag the application to the Applications folder shortcut. Once copying is complete, the application can be launched via Launchpad.
There are so many errors, we can't list them all here. Therefore, we've described all the solutions (with pictures) in the article: Errors when installing applications on a Mac
Official updates may result in loss of activation unless otherwise stated in the installation instructions.To update the software from this website, you must download the new version of the software from here (if available) and install it over the version currently installed on your computer. This will preserve your activation and settings for the software. Read more in the article: Updating pirated apps
To download large files, it is recommended to use any download manager, for example, FDM (Free Download Manager) For downloading from a file sharing service like Filen.io, it's not recommended to use Safari. Use Google Chrome or the aforementioned FDM browser, for example. To download files via torrent (.torrent file), you need a torrent client, such as Transmission or the aforementioned FDM. Please remember that providers may block access to some websites (1fichier.com, etc.). To bypass these blocks, it is recommended to use a VPN.
The site administration doesn't hack anything. That's the job of release teams and some enthusiasts. They're the ones responsible for ensuring updates are available. But you can hack software yourself by learning reverse engineering.
Definitely not in the comments. The site administration doesn't hack anything, and there's no order desk. However, you can order the software you need (not for free) in a special thread on forum.ru-board.com.
Open System Preferences -> General > Language & Region -> Applications - “+”. Select an app and language. This method works for most apps. The language in Adobe products is usually selected during the installation of the product itself. The language in games is usually changed in the game settings itself. There are exceptions. Don't hesitate to search for information online.
There are many options. The easiest is to use specialized app removal tools, such as App Cleaner & Uninstaller. To remove Adobe products, use the Creative Cloud Cleaner Tool.
The site offers a paid service: remote assistance (via AnyDesk, Zoom, Skype) with the installation of any applications (not just those from this site) on any Mac or PC. Learn more...
Version
4.12.1 [MAS]
Developer
TLA Systems Ltd.
Languages
English
Activation
K'ed by TNT team
Compatibility
macOS 11 and later
Architecture
ARM , x86 (64-bit)
License Type
Full Access
Categories