Welcome to Carlisle Development Corporation!

All of our software products run on all recent versions of Windows (including Windows 10) Collector's Assistant and Grading Assistant II are also available as native Mac OS/X applications (Big Sur, Catalina, Mojave, High Sierra, Sierra and El Capitan)

2021 US Coin Listings and Market Values now in all packages including the Coin Collector's Assistant

Pointcrow twitch. click here to order and view all of our discounted combinations packages - Save up to $65 on select packages


(now includes 2018 US Data)

Collector's Assistant - $99.95

Collector's Assistant is our flagship product for collectors of coins, paper money and other collectibles. It provides the most comprehensive set of functionality available meeting the needs of a wide range of collectors. May be purchased separately or in discounted combination packages with our other coin collecting products.

(Available on © Microsoft Windows and Mac OS/X - via internet delivery, CD available on Windows only)

Software for Collectors

  • Coin Collecting - Inventory (US, world and Ancient), Grading, and Education
  • Paper Money Collecting
  • Autographs, Books, Casino Chips, Guns, Knives and Toys
  • Customize for your collectible


  • New - Collector's Assistant and Grading Assistant II now available for Mac OS/X - click for more information - Collector's Assistant Value Pack for Mac OS/X - $1 US Coin Listings and Market Values now in all packages including the Coin Collector's Assistant.
  • Dec 14, 2014 OS X Mavericks is quite good, and is at least optimized for most hardware. On a brand new Mac, OS X Yosemite runs quite well, however. Fortunately, most 2010 Macs came with physical reinstall DVD volumes of Mac OS X Snow Leopard, so you should be good to go with that.

Mac Os Upgrades In Order Traversal

Mac os x updates in order

Apple Os Upgrades In Order

Mac OS X defaults to a predefined set system font size for all onscreen text and user interface elements, and while many users will find the default text size to be sufficient, some users may wish the system font size was larger, and some may wish the Mac system text size was smaller.