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A guide to a UX prototype design

A physical demonstration of your ideas is the best way to check if they really work. For investors, a clickable prototype says more about the product’s business potential than a wordy description. For your clients, user experience is a decisive factor. Read on to see how a UX prototype can help you develop your software product, even those destined for the most complex network systems.

What is a UX prototype?

In a nutshell, a clickable UX prototype is an interactive version of a product that allows you to show its functionalities and the user’s navigation flow in practice. In other words, it is a high fidelity prototype of a product, but without any backend. Having the visual design, you can see how a given functionality works in the context of the entire product and decide whether it makes sense to send it to developers for coding. The UX prototype can be a standalone project or a step in the overall development process of a successful Minimum Viable Product.

What is a UX prototype

Why is prototyping important

Prototyping holds immense significance in UX design as it offers a concrete manifestation of ideas or concepts before their full-scale execution. Its pivotal role lies in enabling designers to amass invaluable feedback, and fine-tune their designs at an early stage of development. Designers can simulate the user experience by creating interactive prototypes, unearth usability concerns, and make informed design choices. Moreover, prototyping fosters collaboration and communication among stakeholders while effectively identifying and addressing potential issues, thus curtailing development costs. 

Ultimately, it culminates in the delivery of products that more aptly cater to the needs and expectations of end users. In essence, prototyping is an indispensable tool for iterative design refinement, catalyzing innovation, and ensuring the triumphant creation of user-centric products and services.

In our previous article, you can read a comparison between proof of concept vs. prototype

Types of UX prototype

UX prototypes come in various types, each serving specific purposes in the design process. 

Low-fidelity prototypes

Types of UX prototype - Low-fidelity prototypes

Low-fidelity prototypes, such as paper sketches or wireframes, provide a quick and inexpensive way to ideate and communicate early design concepts. These prototypes focus on the basic structure and layout of the user interface, enabling designers to gather initial feedback and iterate swiftly. 

Medium-fidelity prototypes

Types of UX prototype - Medium-fidelity prototypes

Medium-fidelity prototypes offer a more detailed representation, incorporating visual elements, basic interactivity, and simulated functionality. They allow designers to explore visual aesthetics, interaction patterns, and user flows. 

High-fidelity prototypes

Types of UX prototype - High-fidelity prototypes

High-fidelity prototypes, or coded prototypes, often built with interactive design tools closely resemble the final product, encompassing intricate visual details, refined interactions, and realistic user experiences. These prototypes enable designers to conduct more realistic user testing and validate their design decisions. 

The choice of prototype depends on the stage of the design process, the specific goals, and the available resources.

UX prototyping tools

The realm of UX design and prototyping is enriched by a wide array of powerful tools, each offering unique capabilities and advantages. They enable designers to translate their ideas into tangible prototypes, facilitating efficient collaboration, iteration, and validation throughout the design process. 

By harnessing the power of diverse UX design and prototyping tools, designers can streamline their workflows, gain valuable user insights, and deliver products that truly resonate with their target audience. Embracing a versatile toolkit empowers designers to explore creative possibilities, enhance collaboration, and elevate the overall quality of their UX design endeavors.

UX prototype business benefits

If a UX prototype is not a proper working product, why should you develop it? Well, there is solid business logic behind doing so.

Time and costs reduction 

First, a product idea may look good on paper, but in real-life scenarios may perform poorly. In software development, releasing a product to the market requires a considerable investment of time and money. If after the release it turns out that this product is not as good as it looked at the very beginning, the cost of failure may be considerable. A clickable mock-up of such a product prepared by the design team could save you time, money and a lot of frayed nerves. It clearly shows which functionalities work and which do not. This allows you to verify your ideas, to correct or simply discard them without running up unnecessary costs. Additionally, such a verification can be done much faster than releasing an entire product, which may take several months.

UX prototype benefits - time and costs reduction

Idea test at early stage 

Secondly, having an interactive UX prototype allows you to check how the designed user flow or features work in practice. You do not have to code anything, a UX mock-up is enough to verify if a given functionality will benefit your users and business. More importantly still, a UX prototype can reveal the problems and possibilities you did not expect to exist while you were creating the assumptions for your product. By simply clicking different features, you can check if the designed navigation flow is user-friendly and intuitive and also uncover the gaps that were not visible in the initial product requirements.

UX prototype benefits - Idea test at early stage

Proof for investors

Last but not least, a picture is worth a thousand words. Even the most inventive description may not be enough to convince your investors to sink money into your product. It will be much more difficult to resist the appeal of a shiny UX prototype, which will prove that your concept actually works and can usher in considerable business benefits—if the proper funding can be secured.

UX prototype benefits - Proof for investors

UX prototype process

Fig.1: UX prototype process
UX prototype process

To design a successful UX prototype, you need a proper process in place to get things done. Here’s an example of one:

1. Kick-off

Our design team starts the process by finding answers to three main questions: why is the product needed, who is it for and what are the main KPIs? It’s always important to have a project kick-off meeting to better understand the scope of the product. While conducting research, brainstorming ideas and benchmarking the solutions already on the market, we focus on aligning user needs and business goals.

2. Whiteboarding

Once the service/product brief is ready, our design team creates a quick reference navigation and an overview of the system. This is the way to evaluate ideas and identify possible pitfalls and dead-ends to avoid. Seamless user experience remains at the center of the design process, unwaveringly.

3. Lo-fi Wireframes

The team now visualizes the possible solutions and evaluates them. Low-fidelity wireframes allow us to test different approaches to the layout quickly and thus save time. Lo-fi wireframes also present the perfect opportunity to conduct usability testing. You’re likely to get more honest feedback for a product that looks unfinished, as people are often reluctant to give negative feedback on software products that look complete.

4. Design

It’s now time to focus on the visual side of the solution. The product should have a look and feel that will be pleasant to the eye while providing seamless user experience and navigation flow. Visually appealing products tend to receive even more praise if they maintain carefully designed information architecture, which is one of the reasons why UX design is important.

5. Prototype

The result of the previous stages is a high-fidelity, clickable mockup that gives the real feel of how the product will look and work. At the same time, it enables both us and the client to iron out any details that might have been overlooked in the previous steps. With a prototype now in hand, the development team can be given the full specification of what is needed on each screen.

Testing and iterating on the prototypes

testing and iterating on the prototypes

Testing and iterating on prototypes form a critical phase in the design process, ensuring the development of user-centered experiences. By conducting testing, designers gain invaluable insights into the usability and effectiveness of their designs. User testing involves observing individuals interacting with the prototypes to identify pain points, gather feedback, and validate design assumptions. A/B testing, on the other hand, allows designers to compare multiple design variations and measure their impact on user behavior. 

Leveraging feedback obtained from testing, designers can iterate and refine their designs, addressing issues, enhancing usability, and aligning the product more closely with user expectations. The iterative approach empowers designers to continuously improve their designs, refine user flows, and optimize interactions, ultimately leading to a more seamless and satisfying user experience.

Using UX prototyping vs skipping it – use cases 

When you skip the UX prototype phase

To better illustrate the benefits a clickable prototype offers, I’ll describe two hypothetical use cases. Company 1 wanted to create a network application. Time was of the essence as investors wanted the application released to the market as early as possible, i.e. after nine months. Company 1 therefore opted to forego the UX prototype phase, which would have tacked on an additional month. Company 1 believed that it would prolong the entire process needlessly and insisted on starting coding immediately. They saw no reason to involve a UX team in the product design stage.

Nine months later, a developed application was ready to be presented to the client and released to the market. Yet the client was not entirely satisfied with the results, especially those related to navigation, user flow and data visualization. The client requested many changes. Because there had been no time and space for the UX team to verify product requirements in the development process, these problems could not have been spotted earlier. It took developers an additional three months to code them, pushing back the product release to a full 12 months instead of the nine that had been planned. No wonder investors were so dissatisfied with the results and reluctant to sink more money into the product.

When you keep UX prototype in the loop

Company 2 also had a network application in mind, but decided to involve the UX team and include the additional month a UX prototype would take to create. Thus, the development process was planned for ten months. A clickable UX prototype giving the real feel of how the end-product would look provided considerable benefits. It allowed Company 2 to verify if product requirements related to navigation, user flow and data visualization were correct and iron out all the details and fill in the gaps before the proper coding started.

Yes, the application was released to the market after ten months, but Company 2 saved itself the time (two months) and money that Company 1 had to shell out on another product development iteration. It is the UX prototype stage that is the right time and place to obtain feedback and check if the designed functionalities will work in the final product. As a result, Company 2 was able to release the product on time and win the trust of investors, who willingly offered additional funding for further product development

Fast track demo banner
Fig.2: UX prototype timeline
ux prototype timeline

UX prototype for network applications

If the business benefits of creating a clickable prototype for standard applications (e.g. for banking or fitness) seem obvious now, the same cannot be said of complex network systems. You may believe that user experience in such software takes a back seat to high performance, security and scalability as the requirements that matter most. Yet, when you look closer at such network applications, it will immediately become obvious that this assumption is wrong from the outset.

Network systems produce tons of data, collect various metrics and have numerous advanced functionalities. Navigating in such an information-heavy environment is really challenging. It is sound UX design that can help enhance user experience in these complex systems and make their every day work faster and more effective. Customizable graphs and widgets, information architecture designed to improve readability, simplified views with more information on demand—all these elements will definitely bring usability to a new level.

In the context of designing a network product or service (e.g. an application for network performance management), creating a UX prototype offers considerable benefits. It will allow you to check navigation flow and conduct usability tests among network engineers that are its target end-users.

Here you can find more information about our UX & UI services.

Main takeaways

Creating an interactive UX prototype is the right approach to product design and development, in simple cases up through the most complex network systems.

  • It cuts the time and money you spend on the development process
  • It allows you to eliminate bugs at an early stage of development
  • It allows you to verify if your product requirements hit the mark
  • It is a physical demonstration of a product idea for investors and potential clients
  • It ensures a great user experience even in complex network applications
Staruch Marcin

Marcin Staruch

Head of UX

Marcin Staruch is the Head of Product Design at CodiLime. His extensive experience spans over ten years in the field of user experience and product design. In his current role, he leads the product design team responsible for designing, testing and improving user interfaces in the software CodiLime develops....Read about author >

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