Determine USB-C cable capabilities with WhatCable

Cool find by @mjtsai:

https://mjtsai.com/blog/2026/07/06/whatcable-1-1-7

5 Likes

I bought it. it seems like a really useful app which will help weed out any dodgy cables.

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The developer of WhatCable has created two more similar tools:

(Both available in free and Pro versions)

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How does it work? Do you need some extra hardware?

No, it reads the chips in the USB cable.

Definitely looks to be a useful app! Will purchase next time I’m sat at my desk!