smapply.org presents itself as a service that requires a login, but it's nearly impossible to tell who is behind it. Legitimate software-as-a-service companies almost always have an About page, contact details, and a privacy policy — especially if they ask for your credentials. This site has none of those, despite being registered for nine years. That's unusual.
The technical side is fine. The connection is secure, the domain is not blacklisted, and it loads quickly. But security is only part of the picture. Without knowing who operates the service or what they'll do with your data, logging in carries real risk.
If you're looking for smapply.org reviews, you won't find many — there's no Trustpilot profile and no history in the Wayback Machine. That doesn't mean it's a scam, but it does mean there's very little public track record. I'd suggest treating this like an unknown platform: don't use a password you reuse elsewhere, and avoid entering sensitive personal information until you can verify the company behind it.