Software
All GEMS software is compatible with Windows 7 SP1, Windows 8 (not RT), and Windows 10, both 32bit and 64bit versions. This does not apply to legacy software.
GEMS provide market leading ECU Calibration Software. Download below.
Latest Release versions:
Note: Items with a 
require a license key, either for access or full working operation.
ECU Calibration Software | ||||
| GWv4 | Version: 4.04.09 | File Size: 48.92MB | Download | |
| Release Notes | | |||
Data Analysis Software | ||||
| GEMS Data Analysis | Version: 4.02.05 | File Size: 42.79MB | Download | |
| Release Notes | ||||
| GEMS Data Analysis Professional | Version: 4.02.05 | File Size: 106.15MB | Download | |
| Release Notes | | |||
Display Editing Software | ||||
| CD34 Editor | Version: 4.03.027 | File Size: 3.63MB | Download | |
| NOTE: If using v4.00 or later of the editor, version 02v01 or later of CD34 firmware must be used. Setups created or edited with v4.00 may not work correctly with release 01 firmware. | Firmware: 02V01 | |||
| LDS4Editor | Version: 4.03.14 | File Size: 7.89MB | Download | |
| LDS4 Display Editor NOTE: If LDS4 unit is firmware 08V19 or earlier use legacy version below | Firmware: 24V26 | |||
| CDE35 | Version: 4.00.02 | File Size: 2.69MB | Download | |
| CD35 Display Editor | Firmware: 13V10 | |||
| GEMS Dash Design | Version: 2.02.43 | File Size: 68.56MB | Download | |
| BETA Software GEMS Dash design is still in Beta and some areas maybe missing functionality. Currently the help section is missing. | ||||
| LDS3R Editor | Version: 1.00.04 | File Size: 8.41MB | Download | |
| LDS3R Display Editor | ||||
Power Management Software | ||||
| GPME | Version: 2.0.15 | File Size: 4.26MB | Download | |
| PM2 setup editor | ||||
Software Utilities | ||||
| Calibration Upload Tool | Version: 2.05.00 | File Size: 1.76MB | Download | |
| WebM Video Transcoder | Version: 1.01.00 | File Size: 60.48MB | Download | |
| WebM Transcoder uses Qt and FFmpeg and is released under the GPL License. See program about box for further license info. Source Code: WebM Transcoder (Code) + FFmpeg + Qt v1.0.0 code and libs | ||||
Legacy Software | ||||
| Please note the following downloads are no longer supported and should only be used if directed by GEMS or for use with old systems not supported by the current software | ||||
| GWv4 Previous Release | Version: 4.02.53 | File Size: 17.67MB | Download | |
| Release Notes | | |||
| MDE37 | Version: 3.18.00 | File Size: 0.97MB | Download | |
| DA37 Editor | ||||
| CDE25 | Version: 3.62.00 | File Size: 7.21MB | Download | |
| CD25 Editor | Firmware: 07V27 | |||
| CDE24 | Version: 3.60.00 | File Size: 2.90MB | Download | |
| CD24 Editor | Firmware: 07V13 | |||
| LDS4Editor V3 | Version: 3.96.03 | File Size: 4.87MB | Download | |
| LDS4 Display Editor for firmware versions 08V19 and earlier | Firmware: 08V19 | |||
| GWv3 | Version: 3.20.48 | File Size: 3.90MB | Download | |
| Previous version of ECU calibration software | | |||
