Your personal experience doesn't correlate with the societal data. 47% of people are single - a record high in history. Of that 47%, 45% use a dating app to meet people, and yet that number of single people continues to rise each year. (Source: Forbes Health Survey of 6000 participants.

If dating apps worked, we would see more people pairing up.

Btw, men are more likely to report a positive experience on a dating app despite outnumbering women 9 to 1.