GMT 4 Master II

GMT4 Master is the most flexible watch face available. With up to 4 different time zones and over 40 user settings GMT4 is hundreds of watches in one. You control the style, colours, layout and much more. Check the website for some sample settings, (https://www.gmt4master.com/GMT4-Home.html) a watch simulator and full details on all the options. You can also purchase an activation key via the website to enable some additional features. If you have any problems please contact me via the 'Contact Developer' link and include your email address so I can get back to you. Thanks.

25-May-26 Rekease 4.25.7 Add back support for Enduro 3, latest SDK update seeems to support it again. 12-May-26 Release 4.25.6 Remove the small burn in protection mode for AMOLED screen devices. 23-Mar-26 Release 4.25.5 Build with latest SDK 9.1 to track Fenix8 47mm issue. 16-Mar-26 Release 4.25.4 Changes to trap error on Fenix8 47mm, Update for latest Garmin libraries - drop support for old VivoActive HR and VivoLife HR 17-Dec-25 Release 4.25.1 Update for new devices and latest Garmin libraries. 13-Oct-25 Release 4.24.4a Update for touchscreen devices. It is difficult to test this without a touchscreen device so please contact me directly via 'Constact Developer' link if there is a problem and I will fix it. Older devices are getting low on memory again so this version includes minor change to help. 5-Sep-25 Release 4.23.4 Update for Fenix Po 8 devices, include support for 30 and 60 second dials. 23-Jun-25 Release 4.23.3 Update for FR570 42/47mm, FR970 use latest Garmin SDK. 16-May-25 Release 4.23.2 Update for Vivoactive 6, update to latest Garmin libraries. 25-Mar-25 Release 4.22.5 update to latest Garmin libraries 23-Jan-25 Release 4.22.4 Include additional options for D2 Charlie, D2 Delta /S /PX, Vivoactive, VivoLife and Fenix 5 /S /X devices. Support additional devices, slightly larger font for digital Altitude and Pressure, support day/date dial across more devices, improved logo size on larger devices. New Body Battery, Stress and Recovery dials. A new option to display rotated numbers on some devices (see website). 21-Feb-24 Release 4.20.4 Use Garmin weather details if supported on the device. Include fix for devices on 3.2 of API rather than 3.3 08-Dec-23 Release 4.19.1 Add new devices (Venu 3, Vivoactive 5, Descent Mk3) and update to latest Garmin software. 23-Aug-23 Release 4.18.2 Update for new Approach S70, FR965 devices. Also added support for Venu 2 Square devices but not so sure all features look so good on these devices. 21-Aug-23 Release 4.18.1 Update for new Epix Gen2 and Fenix 7 Pro devices. 31-Jul-23 Release 4.17.2 Update for new devices, support Body Battery and Stress dials. 25-Jan-22 Release 4.15.1 Update to support Fenix 7, 7S and 7X devices 10-Dec-21 Release 4.14.5 fix sunrise/ sunset calculation when DST starts/ stops. Work around is to get a current GPS position. 16-Sep-21 Release 4.14.4b bug in DND mode, allow sunrise/ sunset calc on VA4S 16-Sep-21 Release 4.14.4 Fix a bug not displaying sunrise/ sunset correctly for Fenix 5S and 4S, add new AOD display for Venu devices 09-Aug-21 Release 4.14.3 Fix to allow temperature, pressure and altitude on Venu watches. 29-Jul-21 Release 4.14.1 changes to layout to support Venu, Venu2 and D2 Air devices 22-Jun-21 Release 4.13 Add in support for Forerunner 55, Forerunner 945LTE and Descent Mk2S 19-Jun-21 Release 4.12 Add in support for Forerunner 745 5-May-21 Release 4.11.1a New features, additional devices. See website for details and Contact Developer if you encounter any problems. 02-Dec-20 Release 4.10.1 Update with additional 0-30 seconds dial for licensed customers (https://www.gmt4master.com/GMT4-News-20.html).