Az OHCOW oldalán több, ingyenesen használható, rövid videós útmutatóval ellátott kalkulátor áll rendelkezésre:
| Calculator | Website Link |
| Anthropometric Calculator | https://www.ohcow.on.ca/posts/anthropometric-calculator/ |
| Cold Stress Calculator | https://www.ohcow.on.ca/posts/cold-stress-calculator/ |
| Keyboard Shortcuts Tutorial | https://www.ohcow.on.ca/posts/keyboard-shortcut-tutorials/ |
| Office Ergonomics Calculator | https://www.ohcow.on.ca/posts/office-ergonomics-calculator-2/ |
| Mouse Size Calculator | https://www.ohcow.on.ca/posts/computer-mouse-size-calculator/ |
| Glove Size Calculator | https://www.ohcow.on.ca/posts/glove-size-calculator/ |