The true measure of any product is the experience of its users. The data on 1ClickVPN is stark:

One notable concern is the phrase “usage activity concerning your interactions with our Website and application,” which could be interpreted broadly. Without independent auditing, it is impossible to verify how this data is actually handled or whether it is shared with third parties.

If you only care about securing your web browsing and unlocking geo-blocked websites, the 1clickvpn firefox verified extension is superior because it is lighter and faster. If you need to secure your gaming client (Steam, Epic) or torrent software, get a desktop VPN.