The Colgate one is probably still based on Kolibree[0]. I remember the KL prefix. I don’t know about the Oral-B app, but the Colgate / Kolibree at least had so

The Colgate one is probably still based on Kolibree[0]. I remember the KL prefix. I don’t know about the Oral-B app, but the Colgate / Kolibree at least had some mostly accurate mapping of brushed areas (when using one of their "smart" toothbrushes). [0]: https://www.kolibree.com/en https://www.kolibree.com/en