When you come across a site like fluttering-blush-vcsxrvcg-dpz46kflo0ho.edgeone.app, the first question is usually whether it's a scam or safe to use. Based on our analysis, this is a modest Thai-language tool for keeping track of room payments, likely built by someone for their own group. It doesn't look like a commercial operation—there's no company info, no privacy policy, and no contact page. For a personal hobby project, that's completely normal.
The site does have a valid SSL certificate and uses modern encryption, so data sent between you and the site is protected. It's also not on any blacklists or flagged by Google Safe Browsing. The main thing to note is that it's very new—no history in the Wayback Machine—so there's no long-term reputation to check.
If you're considering using this for your own room expense tracking, it's probably safe for what it is. But don't treat it like a professional service. Keep it to basic use and avoid entering sensitive personal information beyond names and payment statuses. For a quick tool among friends, the risks are low.