“Card 2013” has been tested on the following browser and operating system combinations:
| Browser | Operating system | Status |
| Chrome 24.0.1312.57 | Mac OSX 10.8.5 | OK |
| Chrome 31.0.1650.57 | Windows 7 | OK |
| Firefox 18.0.2 | Mac OSX 10.8.5 | OK |
| Firefox 21.0 | Windows 7 | OK |
| Firefox | Linux | OK |
| Internet Explorer 8 | Windows 7 | Broken |
| Internet Explorer 11 | Windows 7 | OK |
| Internet Explorer 10.0.9200.16384 | Windows 8 | OK |
| Safari 6.1 | Mac OSX 10.8.5 | OK |
| Safari | iOS 7.0.4 | OK |