| Minimum Processor |
Minimum RAM |
Min. System Required |
Original Release |
Download Link |
MSRP | Notes | |
|---|---|---|---|---|---|---|---|
| macOS Big Sur 11 |
Intel or Apple M1 | 4 GB | 10.9 | 11/12/2020 |  App Store |
Free |
MacBook (2015 or newer)
MacBook Air, Mac Pro (2013 or newer) MacBook Pro (Late 2013 or newer) Mac mini, iMac (2014 or newer) iMac Pro (2017 or newer) |
| macOS Catalina 10.15 |
Intel Core | 4 GB | 10.9 | 10/7/2019 | App Store |
Free |
2013 & newer Mac Pro
2012 & newer all other Macs Dropped 32-bit app support |
| Updates 10.15.1 - 10.15.7 |
Intel Core | 4 GB | 10.15.0 | 2019-2020 |  Download |
Free | |
| macOS Mojave 10.14 |
Intel Core | 2 GB | 10.8 | 9/24/2018 | App Store |
Free |
MacBook (Early 2015 or newer)
MacBook Air (Mid 2012 or newer) MacBook Pro (Mid 2012 or newer) Mac mini (Late 2012 or newer) iMac (Late 2012 or newer) iMac Pro (2017) Mac Pro (Mid 2010 or newer with GPU) |
| Updates 10.14.1 - 10.14.6 |
Intel Core | 2 GB | 10.14.0 | 2018-2019 | Download |
Free | |
| macOS High Sierra 10.13 |
Intel Core | 2 GB | 10.8 | 9/25/2017 | App Store |
Free |
MacBook (Late 2009 or newer)
MacBook Pro (Mid 2010 or newer) MacBook Air (Late 2010 or newer) Mac mini (Mid 2010 or newer) iMac (Late 2009 or newer) Mac Pro (Mid 2010 or newer) |
| Updates 10.13.1 - 10.13.6 |
Intel Core | 2 GB | 10.13 | 2017-2018 | Download |
Free | |
| macOS Sierra 10.12 |
Intel Core | 2 GB | 10.7.5 | 9/20/2016 | App Store |
Free |
MacBook (Late 2009 or newer)
MacBook Pro (Mid 2010 or newer) MacBook Air (Late 2010 or newer) Mac mini (Mid 2010 or newer) iMac (Late 2009 or newer) Mac Pro (Mid 2010 or newer) |
| Updates 10.12.1 - 10.12.6 |
Intel Core | 2 GB | 10.12 | 2016-2018 | Download |
Free | |
| OS X El Capitan 10.11 |
Core2Duo | 2 GB | 10.6.8 | 9/30/2015 | App Store |
Free | 2006 and Early 2007 Macs are not supported |
| Updates 10.11.1 - 10.11.6 |
Core2Duo | 2 GB | 10.11 | 2015-2016 | Download |
Free | |
| OS X Yosemite 10.10 |
Core2Duo | 2 GB | 10.6.8 | 10/16/2014 | - | Free | 2006 and Early 2007 Macs are not supported |
| Updates 10.10.1 - 10.10.5 |
Core2Duo | 2 GB | 10.10 | 2014-2015 | Download |
Free | |
| OS X Mavericks 10.9 |
Core2Duo | 2 GB | 10.6.8 | 10/23/2013 | - | Free | 2006 and Early 2007 Macs are not supported |
| Updates 10.9.1 - 10.9.5 |
Core2Duo | 2 GB | 10.9 | 2013-2014 | Download |
Free | |
| OS X Mountain Lion 10.8 |
Core2Duo | 2 GB | 10.6.8 | 7/25/2012 | - | $19.99 | 2006 and Early 2007 Macs are not supported |
| Updates 10.8.1 - 10.8.5 |
Core2Duo | 2 GB | 10.8 | 2012 | Download |
Free | |
| Mac OS X Lion 10.7 |
Core2Duo | 2 GB | 10.6.6 | 7/20/2011 | - | $29.99 | Downloads through the Mac App Store Intel Only, PPC Apps Won't Run |
| Updates 10.7.1 - 10.7.5 |
Core2Duo | 2 GB | 10.7 | 2011-2012 | Download |
Free | |
| Mac OS X Snow Leopard 10.6 |
Intel | 1 GB | - | 9/28/2009 | - | $29 | Intel-Only, Won't run on PPC OpenCL, GCD, Significant 64bit support |
| Updates 10.6.1 - 10.6.8 |
Intel | 1 GB | 10.6 | 2009 - 2011 | Download |
Free | |
| Mac OS X Leopard 10.5 |
G4 867 MHz | 512 MB | - | 10/26/2007 | - | $129 | Install Disc is a DVD Universal Binary Installs & Boots on PPC & X86 Classic Not Supported |
| Updates 10.5.1 - 10.5.8 |
G4 867 MHz | 512 MB | 10.5 | 2007 - 2009 | Download |
Free | |
| Mac OS X Tiger 10.4 |
G3* | 256 MB | - | 04/29/2005 | - | $129 | *Built In FireWire Required. Install Disc is a DVD CD Media Was Available From Apple Retail Copies Were PPC Only Classic Not Supported On X86 |
| Updates 10.4.1 - 10.4.11 |
G3* | 256 MB | 10.4 | 2005 - 2007 | Download |
Free | |
| Mac OS X Panther 10.3 |
G3* | 128 MB | - | 10/24/2003 | - | $129 | *Built In USB Required Significant Speed Increase over 10.2 PPC Only |
| Updates 10.3.1 - 10.3.9 |
G3* | 128 MB | 10.3 | 2003 - 2005 | Download |
Free | |
| Mac OS X Jaguar 10.2 |
G3 | 128 MB | - | 08/23/2002 | - | $129 | Introduced Safari Browser |
| Updates 10.2.1 - 10.2.8 |
G3 | 128 MB | 10.2 | 2002 - 2003 | Download |
Free | |
| Mac OS X Puma 10.1 |
G3 | 128 MB | - | 09/25/2001 | - | $129 | |
| Updates 10.1.1 - 10.1.5 |
G3 | 128 MB | 10.1 | 2001 - 2002 | Download |
Free | |
| Mac OS X Cheetah 10.0 |
G3 | 64 MB | - | 03/24/2001 | - | $129 | |
| Updates 10.0.1 - 10.0.4 |
G3 | 64 MB | 10.0 | 2001 | - | Free | |
| Mac OS 9.0 (Sonata) |
601 PPC | 32 MB | - | 10/23/1999 | Download |
$99 | |
| Mac OS 9.0.2 | 601 PPC | 32 MB | - | 02/2000 | - | - | Machine Specific |
| Mac OS 9.0.3 | 601 PPC | 32 MB | - | 03/2000 | - | - | Machine Specific |
| Mac OS 9.0.4 (Minuet) |
601 PPC | 32 MB | 9.0 - 9.0.3 | 04/04/2000 | - | Free | |
| Mac OS 9.1 (Fortissimo) |
601 PPC | 32 MB | 9.0 - 9.0.4 | 01/09/2001 | - | Free | |
| Mac OS 9.2 (Moonlight) |
G3 | 32 MB | - | 06/18/2001 | - | - | Machine Specific |
| Mac OS 9.2.1 (Limelight) |
G3 | 32 MB | 9.1 - 9.2 | 08/21/2001 | - | Free | |
| Mac OS 9.2.2 (LU1) |
G3 | 32 MB | - | 12/05/2001 | - | Free | |
| Mac OS 8.0 (Tempo) |
68040 68K | 12 MB | - | 01/18/1997 | Download |
$99 | |
| Mac OS 8.1 (Bride of Buster) |
68040 68K | 12 MB | 8.0 | 01/18/1998 | - | Free | HFS+ File System Introduced |
| Mac OS 8.5 (Allegro) |
601 PPC | 16 MB | - | 10/17/1998 | - | $99 | Has Data Loss Issues, Upgrade to 8.5.1 |
| Mac OS 8.5.1 (Ric Ford) |
601 PPC | 16 MB | 8.5 | 12/16/1998 | - | Free | |
| Mac OS 8.6 (Veronica) |
601 PPC | 24 MB | 8.5 - 8.5.1 | 05/10/1999 | - | Free | |
| System 7.0 (Big Bang) |
5/13/1991 | Download |
|||||
| System 7.0.1 | 10/21/1991 | - | Free | ||||
| System 7.0.1 Pro | 3/23/1992 | - | Free | ||||
| System 7.1 (Cube-E) |
8/3/1992 | ||||||
| System 7.1 Pro | 1/1993 | ||||||
| System 7.1.1 | 10/21/1993 | - | Free | ||||
| System 7.1.1 Pro | 10/21/1993 | ||||||
| System 7.1.2 | 3/14/1994 | Support for PowerPC Macs | |||||
| System 7.1.2 Pro | 7/15/1994 | ||||||
| System 7.5 (Capone) |
9/12/1994 | ||||||
| System 7.5.1 | 3/23/1995 | ||||||
| System 7.5.2 | 6/19/1995 | ||||||
| System 7.5.3 | 7.0.1 | 1/1/1996 | - | Free | Support for Multi Processor Macs | ||
| System 7.5.5 | 7.5.3 | 09/18/1996 | - | Free | |||
| Mac OS 7.6 (Harmony) |
68030 68K* | 01/07/1997 | *Not Compatible With: IIcx, IIx, PowerBook 100, Classic, II, LC, SE/30, Portable, Plus, SE, 512ke, 512, 128, and Mac XL |
||||
| Mac OS 7.6.1 | 7.6 | 04/07/1997 | - | Free | |||
| System 6.0 | 4/1988 | Download |
$49 | ||||
| System 6.0.1 | 09/19/1988 | ||||||
| System 6.0.2 | 1988 | ||||||
| System 6.0.3 | 03/07/1989 | - | Free | ||||
| System 6.0.4 | 09/20/1989 | ||||||
| System 6.0.5 | 03/19/1990 | - | Free | ||||
| System 6.0.7 | 10/15/1990 | ||||||
| System 6.0.8 | 4/1991 | - | Free |