All operating systems / macOS history / macOS Catalina Software history
Defining features Feature summaries are anchored to the cited Apple first-party source.
Music, Podcasts, and TV replace iTunes Three focused media apps replaced the long-running all-in-one iTunes application on Mac.
Sidecar Sidecar let an iPad act as an extended Mac display and drawing surface with Apple Pencil.
Voice Control accessibility Voice Control enabled comprehensive Mac navigation and text editing through speech.
Screen Time and stronger platform security Catalina brought Screen Time to Mac and expanded protections around applications and user data.
Apple feature source ↗ Mac OS X / OS X / macOS
Device support Archive-product links show the canonical products represented by this project. The full device-name list preserves the broader structured support evidence, including hardware refreshes that do not have their own archive node.
Supported archive products 9 mapped products Full device coverage 48 device names Mac Pro (2019) Mac Pro (Late 2013) Mac mini (Late 2012, Core i5) Mac mini (Late 2012, Core i7) Mac mini (Late 2014) Mac mini (Late 2018) MacBook (Retina, 12-inch, 2017) MacBook (Retina, 12-inch, Early 2015) MacBook (Retina, 12-inch, Early 2016) MacBook Air (11-inch, Early 2015) MacBook Air (11-inch, Mid 2012) MacBook Air (13-inch, Mid 2012) MacBook Air (Retina, 13-inch, 2018) MacBook Air (Retina, 13-inch, 2019) MacBook Air (Retina, 13-inch, 2020) MacBook Pro (13-inch, 2016, Four Thunderbolt 3 ports) MacBook Pro (13-inch, 2016, Two Thunderbolt 3 ports) MacBook Pro (13-inch, 2017, Four Thunderbolt 3 ports) MacBook Pro (13-inch, 2017, Two Thunderbolt 3 ports) MacBook Pro (13-inch, 2019, Two Thunderbolt 3 ports) MacBook Pro (13-inch, 2020, Four Thunderbolt 3 ports) MacBook Pro (13-inch, 2020, Two Thunderbolt 3 ports) MacBook Pro (13-inch, Mid 2012) MacBook Pro (15-inch, 2016) MacBook Pro (15-inch, 2017) MacBook Pro (15-inch, Mid 2012) MacBook Pro (16-inch, 2019) MacBook Pro (16-inch, 2019, Radeon Pro 5600M Graphics) MacBook Pro (Retina, 13-inch, Early 2015) MacBook Pro (Retina, 15-inch, Mid 2015, Dedicated graphics) MacBook Pro (Retina, 15-inch, Mid 2015, Integrated graphics) iMac (21.5-inch, 2017) iMac (21.5-inch, Early 2013) iMac (21.5-inch, Late 2012) iMac (21.5-inch, Late 2013, Dedicated Graphics) iMac (21.5-inch, Late 2013, Integrated Graphics) iMac (21.5-inch, Late 2015) iMac (21.5-inch, Mid 2014) iMac (27-inch, Late 2012) iMac (27-inch, Late 2013) iMac (Retina 4K, 21.5-inch, 2017) iMac (Retina 4K, 21.5-inch, 2019) iMac (Retina 5K, 27-inch, 2017) iMac (Retina 5K, 27-inch, 2019) iMac (Retina 5K, 27-inch, 2020) iMac (Retina 5K, 27-inch, 2020, RX 5700/XT) iMac (Retina 5K, 27-inch, Late 2015) iMac Pro (Retina 5K, 27-inch, Late 2017) Support dropped at this major
No mapped archive product was fully dropped when this major version arrived.
Public releases
Public release history Every canonical public release assigned to this major version, including the initial release and later point updates.
2019 10.15 Initial major release
Oct 7, 2019 10.15.1 Point update
Oct 29, 2019 10.15.2 Point update
Dec 10, 2019 2020 10.15.3 Point update
Jan 28, 2020 10.15.4 Point update
Mar 24, 2020 10.15.5 Point update
May 26, 2020 10.15.6 Point update
Jul 15, 2020 10.15.7 Point update
Sep 24, 2020 ← Previous major macOS Mojave Next major → macOS Big Sur