app features：
1. Real time synchronization: Seamlessly integrated with Sketch, real-time synchronization of design content ensures that everyone in the team can see the latest design changes, greatly improving work efficiency.
2. Rich Resource Library: Provides a large number of icons, graphic templates, and color schemes, allowing designers to quickly find the required materials and inspiration, simplifying the design process.
3. Advanced features: Subscription users can unlock more professional design tools and resources, such as advanced layer management, vector graphics editor, etc., to further improve design quality.
app use：
1. Design collaboration: Through real-time synchronization, design teams can collaborate efficiently, and everyone can immediately see updates and modifiCations to the design, reducing communication costs and misunderstandings.
2. Material Management: With a rich resource library, designers can easily manage and use various design materials, eliminating the need to spend a lot of time searching and Organizing resources.
3. Professional Design: By unlocking advanced features, designers can more finely manage and edit design elements, achieving higher levels of creativity and design effects.
app experience：
1. Simple interface: Crystal's user interface design is simple and intuitive, easy to get started, and users don't need to spend a lot of time learning how to use it, so they can easily start creating.
2. Efficient workflow: Through real-time synchronization and rich resource libraries, Crystal significantly improves the efficiency of designers, making the entire design process smoother and more efficient.
3. Continuous updates: The development team continuously improves and updates the application. Subscribing users can not only unlock new features, but also prioritize experiencing the latest design tools and resources.
app highlights：
1. Free to use: Crystal is open to all users for free, providing basic design features and resources. Users can experience and use it for free, and subscribing can unlock more advanced features.
2. Developer support: Through subscriptions, users can not only unlock advanced features, but also support developers to continuously improve and update applications, ensuring that Crystal always mAintains a high level of user experience.
3. Seamless integration with Sketch: As a supporting application of Sketch, Crystal and Sketch work perfectly together to fully leverage their design functions and advantages, improving overall design efficiency and quality.
