Groundrun.io appears to be run by a Swedish holding company, but that's about all we can confirm. The site itself offers no about page, no contact details, and its purpose is unclear because a Cloudflare wall blocks casual browsing. For a business site — even a small one — missing these basics is unusual. Most legitimate tech startups, which this might be given the owner's background, post at least a short bio or email address.
So is groundrun.io a scam? There's no direct evidence of fraud, but the lack of transparency makes it impossible to say it's safe. If you're considering signing up or sharing personal information, wait until the site explains what it does and who's behind it. For now, groundrun.io reviews are essentially nonexistent because the site hasn't built any public history. Treat it as an unknown and proceed with caution.