Everything you need to know about a specification document for a mobile application

Developing mobile application

Congratulations! You’ve got a great idea for a mobile application and are looking for a software team to bring your vision to life. The journey starts with a crucial first step: drafting a comprehensive specification document. This document not only aligns your business goals with technological execution but also sets a clear roadmap, ensuring that every stakeholder is on the same page from the get-go.

At Yolo Apps, our technical team tailors each specification document to meet the unique needs of our clients. It details everything from the app’s design and functionality to how it will generate revenue (monetization strategies). A well-crafted application specification document is critical to efficient development, optimal resource allocation, and minimal unexpected complications. This strategic approach enhances project predictability regarding schedule and costs and maximizes return on investment, laying a solid foundation for a scalable and successful application.

What’s included in an application specification document?

The document has two main sections: application components and screen descriptions. It meticulously outlines:

  • The application’s objectives.
  • Target audience.
  • Product structure, including components, interfaces, technologies, platforms, data management, and performance.
  • User interaction and experience (UI/UX design).
  • Integration and security considerations.
  • Project milestones and deployment strategy.
  • Compliance with relevant laws and regulations.

Cost and Time Considerations

Preparing a specification document can range from €4,000 for simpler apps to €30,000 for more complex projects. Yolo Apps provides accurate estimates based on your specific needs and app goals. The time required to draft a specification document varies, typically from a few weeks to several months, depending on the app’s complexity and specific requirements.

The Importance of a Professional Specification Document

Creating a detailed and professional specification document in a reputable software house is crucial. It transforms your app idea into a tangible plan, preparing you for the design and development phases. A comprehensive specification document helps in:

  1. Clearly defining goals and requirements
  2. Accurately estimating project costs—Since each application is unique, a “general” cost estimate is impossible, and therefore, the characterization document is a critical step for correct project budgeting.
  3. Planning the development team’s workload and resource allocation
  4. Enhancing transparency and productivity- A good characterization document increases the productivity of the development and design team and allows full transparency for all parties.
  5. Reducing risks and costs by describing the app’s architecture and functionality
  6. Assisting in the design of the app’s screens, ensuring a smooth workflow between developers and designers
  7. Facilitating future development and adaptation to technological changes
  8. Serving as the application’s blueprint, guiding ongoing and future development seamlessly, even with team changes.

To learn more about our characterization and development process or for advice on building your application, contact us today!


Developing mobile application