Based UI VS iOS 12 GUI

Sketch UI kit for feeds on iOS, Android and web

Free collection of UI components and screens of iOS 12

Ease of Integration
Based UI offers a seamless integration with various platforms, allowing developers to quickly implement activity feeds into their applications without extensive setup.
Customizable Components
The UI Kit provides a variety of customizable components that can be tailored to fit the aesthetic and functional needs of your application, offering flexibility in design.
Performance Optimization
Stream's UI Kit is optimized for performance, ensuring fast loading times and smooth user experiences, even with real-time updates and large data sets.
Comprehensive Documentation
The UI Kit is accompanied by thorough documentation that guides developers through the setup and customization process, making it easier to troubleshoot and maximize usage of the kit.
Scalability
Designed to handle high volumes of activity feed data, the UI Kit scales effortlessly with growing user bases, allowing for reliable performance at scale.

Pricing
Depending on usage, the costs associated with implementing and scaling the UI Kit can add up, potentially making it an expensive solution for smaller projects or startups.
Complex Customizations
While the UI Kit is customizable, highly complex or unique customization requirements may require additional development resources and expertise, potentially increasing project timelines.
Dependence on External Service
By using Stream's UI Kit, your application becomes dependent on an external service, which means service outages or changes in API policies can impact your application's operations.
Learning Curve
For developers unfamiliar with Stream's ecosystem, there might be an initial learning curve to effectively utilizing the UI Kit and its features.
Limited Offline Support
Although optimized for online performance, the UI Kit has limited support for offline functionality, which could be a drawback for applications needing robust offline capabilities.

Consistency
iOS 12 GUI provides a consistent design language across the entire operating system, which helps users navigate and interact with applications smoothly.
Intuitive Navigation
The GUI offers intuitive gestures and navigation patterns that enhance the overall user experience, making the system easy to use for both new and experienced users.
Performance
The UI is optimized for better performance, leading to faster response times and smoother interactions, especially on older devices in the iOS ecosystem.
Visual Clarity
iOS 12 GUI emphasizes simplicity and clarity, with clean lines and a minimalist aesthetic that makes interfaces easy to read and interact with.

Limited Customization
The iOS 12 GUI is less customizable compared to other operating systems, which can be a restriction for users and designers who prefer more personalization options.
Rigid Design Guidelines
While the consistency of design is generally a pro, it can also limit creativity due to Apple's strict adherence to their Human Interface Guidelines.
Steeper Learning Curve for Developers
Developers new to iOS may face a learning curve because of specialized design patterns and frameworks required to fully leverage the GUI capabilities.
Resource Intensiveness
Certain graphical elements and animations may be resource-intensive, potentially impacting performance on older devices when not optimized properly.