User-friendly mobile app design is all about delivering an intuitive, accessible and enjoyable experience — one in which users can quickly accomplish their goals without confusion.
Here’s how to do that:
1. Start with User Research
Understand your users:
- Who are they?
- What issues are they hoping to address?
- To cut a long story short, what are they looking for in your app?
Instruments: Surveys, interviews, usability testing, and analytics.
2. Keep the UI Simple
- The key here is that you want to be clear as opposed to creative.
- Use common icons/patterns (hamburger menu, back arrow, bottom nav bar).
- Keep it clean: use whitespace for readable content.
3. Maintain Visual Hierarchy
- Using font sizes, colors and spacing to redirect users’ eyes.
- Use bold colors for important actions (like primary buttons).
4. Design for Easy Navigation
- Be consistent with layout and use clear labels.
- Encourage as few taps as possible to complete a task.
- Bottom navigation bars are really well for reaching them with a thumb.
5. Speed and Responsiveness
- Ensure that transitions, animations, and load times are quick and seamless.
- Steer clear of lagging features.
6. Accessibility Matters
- Readable fonts (min. (14pt text, 16pt+ buttons)
- Follow accessibility guidelines for color contrast.
- Whenever feasible, help voice commands and screen readers.
7. Test and Iterate
- Conduct usability tests with actual users.
- Use analytics tools to track behavior.
- Gather feedback and enhance based on it.
Pro Tip:
Design your app with a “less is more” policy — every screen, every interaction should serve a clear purpose.
Read an example of a mobile app built based on all of these principles?👇