Prolly just you and some others. I usually just typed it on my phone's note [Manga/Anime Name], Chapter/Episode num, status. Optional note. Example: 1. Koisuri (Otome), Ch. 76, Ongoing. Let it simmer for few months.
I used to do that, until the list reached the thousands, so after that I went: If I didn't remember it enough to bookmark it, then it wasn't worth my time.
I usually just typed it on my phone's note [Manga/Anime Name], Chapter/Episode num, status. Optional note.
Example:
1. Koisuri (Otome), Ch. 76, Ongoing. Let it simmer for few months.