There are so many Telegram mini apps we can always check in telegram especially those that are crypto projects with active communities. Projects like Hamster Kombert, Dogs are all mini apps that connected their servers to that of telegram so users on Telegram can easily access the website without any difficulties. During the period when Telegram airdrops was quite active, I participated in few that had good servers with good graphics. Sticking to the TonStation server is becoming addictive to me and the fund is massive.

I understand that lots of folks are still very ignorant concerning using Telegram, some don't even know that likewise the sections for chat, media, channels etc there's also a section for mini-apps and they can easily locate them by using the search icon just like it is on the image above, all they just have to do is search on the name of any project or game like I searched TonStation on the search icon in that image and found the TonStation games mini-app, this was same way I used in locating several projects during the airdrops period on Telegram, the app is becoming very Interesting cause of this new features.
You are very correct mate and telegram has so many functions we might not know yet as the team keeps improving the app and adding functionalities that have been making the app a top notch for users when it comes to airdrop and other areas of app management.
I have gone through the app section and I was able to app more apps by searching for crypto and casinos projects, joining their communities automatically adding to the list of the telegram apps I have on my account.