
One of the best methods to test a website or an app is user testing. You can either do it in person or with a mockup. Or you can do it over the phone. The latter option is especially helpful because it uses the skill set and experience of a moderator.
This allows you to receive honest feedback from multiple users. This ensures that your product's ease-of-use is not compromised. In-person testing is usually the best way to test your product. If you don't have the resources or time, a remote or phone test can be a viable alternative.
Testing users in person can be time-consuming. But, it has some advantages, such as enabling you to see how your customers interact with the site. Plus, it is relatively inexpensive.

However, a Guerrilla Test is an effective and fast way to collect huge quantities of qualitative information. But, a Guerrilla Tester won't be as open to spending a lot of time talking with you. Moreover, it's not a good idea to go for this type of testing for extensive projects.
There are many different ways to test everything. It may help to start small if you're new to the game. Even though you won’t have any real-time information, you can access the analysis tools on either your desktop or laptop.
To accomplish this, you can create a series heatmaps or scroll maps that show the user's actions. You can capture the behavior of your users by including a virtual notecard in the mix.
The heuristic approach is another way to test. This combination of a comparative and a heuristic analysis is used to identify user roles as well as usability issues. Using this technique, you can pinpoint the most important parts of a page and determine whether those portions are worth a closer look.

It is important to first determine what type of testing you need. If you are looking to test your website on mobile devices or a computer, then you will need to decide what kind of testing you require. Similarly, you'll also need to figure out what type of demographic information your audience is likely to have. Depending on your needs, you might need to conduct a market analysis or do some competitor research to find out which competitors are offering what types of products and services.
There are other methods available, such as brainstorming, comparative analysis, and surveys. You can learn about your audience's wants, needs, and interests to help you choose a methodology and create a testing plan.
It is important to understand the most crucial part of any process: the end user. Any website or app's success is dependent on its user experience. It is more likely that customers will abandon your website or application if they have to invest a lot time and mental energy in order to navigate it.