There are various app builder templates accessible, both free and premium, that can help you construct your apps faster. However, keep in mind that these app builder templates are competent for simpler apps but are not recommended for complex projects.
WordPress – WordPress is one of the well-known tools for creating websites and blogs but gradually it has expanded its functionality by including app builder plugins, which simply convert your WordPress website into a mobile application. This is only relevant if you want an application version of your current website.
Softr – Softr is a platform which is specifically designed to help users to create web applications and websites without writing a single piece of code. It has pre-designed templates which you can customize according to your needs and expectations. This tool not only offer database integration functionality but it also offers membership/ subscription-based content.
Glide – The Glide platform also includes "No-code" capabilities, which allows you to construct mobile applications directly from Google Sheets. It also has pre-designed app templates that we may modify. This tool is commonly used to create small apps such as company registration forms, school surveys, and so on.