The price range of applet development can be changed according to the specific needs and complexity. Authentication fees and server fees are also part of the expenses that need to be considered when developing applets.

The certification fee usually refers to the certification and annual maintenance fee of small programs, which is generally around 311 yuan. This includes the authentication and audit process of applets to ensure the legitimacy and security of applets.

The server fee involves the cloud development function of applets and the use of cloud hosts. Cloud development function is a cloud development environment provided by small program development platform, which can store and process data. A cloud host is a server used to host applets and support their running.

The specific server cost is determined according to your actual situation and needs, and the minimum configuration price is about 511 yuan/year. This fee depends on your applet access, data storage requirements and the configuration of the cloud host.

I used to do a mall business applet in Haiyaoxing Software. Their service quality is very good and after-sales support is also guaranteed. It's been more than a year, and if I have problems, they will still help me solve them. You can find the product manager in official website by searching the official website of Haiyaoxing Software to learn more about their services and specific implementation methods.

generally speaking, the cost of small program development is a relatively flexible range, which varies according to the specific functional requirements, design requirements and the choice of the development team. It is suggested that you have a detailed discussion and quotation with a professional development team to obtain a more accurate budget and cost estimate. This will ensure that you get satisfactory small program development services and know the specific details of related expenses.