The online resource https://www.appdeveloperlisting.com/ is a convenient site for checking the rating of mobile application developers. Only carefully selected and evaluated companies from all over the world can be found in the catalog.When building the rating, the company’s portfolio is taken into account, as well as the reviews of its customers, the used technology stack, the company’s opportunities and attractiveness for investment. The main goal of the rating is to give consumers the opportunity to choose a developer without risk. For this, a regular review and updating of data is carried out. In addition, the resource’s specialists also support the App Trends & Insights platform, the main purpose of which is to monitor the development trends of the mobile application development market and conduct expert surveys and interviews with developers and market analysts. In order for a company to be included in a rating with only one hundred places, it must supplant another company from it. Assessment is carried out in several directions.