If you have a direct link from a trusted source (like a workplace or a specific service provider), follow these general steps for Android:
A cloud-based time-tracking and scheduling app for business employees.
Go to your device Settings > Security (or Apps ) and enable the option to "Install unknown apps" for your browser.
Knowing if it is for earning money, a specific job, or a gaming community will help me find the exact download link for you. Urban Safe Browsing - Chrome Web Store
Use your browser to download the file from the provided official link.