FirstClass Software Downloads

macOS 10.13 High Sierra

macOS 10.14 Mojave

macOS 10.15 Catalina

macOS 11 Big Sur

For Newer Macs with Intel processors only.

FirstClass Client for macOS v16.201  — 20.3MB

 You MUST use this version of FirstClass Client for macOS if you are using macOS High Sierra, Mojave Catalina or Big Sur.

Download   macOS (Intel)

Setup Instructions – PLEASE READ

FirstClass Client for macOS – setup instructions — 250KB

Instructions for installation and setup of the FirstClass Client for macOS

FOR FURTHER HELP: Download the document and contact one of the people listed on Page 7.

Click to read   macOS (All)

For OLDER Macs with PowerPC (PPC)

FirstClass Client for OS X v11.017 — 27.1MB

• NOTE. This download includes the setup instructions. PLEASE READ THESE BEFORE INSTALLING.

Download   OS X (PPC)

Click to read   macOX (Older Macs)

iPhone and iPad

FirstClass Client for iPhone and iPad – setup instructions — 377KB

Instructions for installation and setup of the FirstClass Mobile Client for OS X
• NOTE: the FirstClass Mobile Client app (required) is a free download for existing FirstClass users, from the iTunes App Store.

Click to read iPhone & iPad

iTunes Store Link


FirstClass Client for Windows XP, 2000, Vista, 7, 8 — v12.014 — 24.8MB

This is the base client package for Windows-based computers with OS later than Windows 98.
Further detail of system requirements and a Windows setup video can be found here.

Download   Windows

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