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Mobile Apps Accessibility Series: Readable Text and Adjustable Fonts – 4

Online News On A Smartphone And Laptop, Woman Reading News Or Articles In A Mobile Phone Screen Application At Home. Newspaper And Portal On Internet.

In our ongoing exploration of mobile app accessibility, we arrive at a crucial aspect: readable text and adjustable fonts. In this fourth installment of our series, we’ll delve into why text readability matters and how adjustable fonts can significantly enhance the accessibility of your app. Let’s dive in!

Importance of Readable Text

Text is the primary means of communication within mobile apps, making its readability essential for user comprehension and engagement. Here’s why readable text matters

Universal Understanding

Clear and legible text ensures that all users, regardless of their visual abilities, can understand and interact with your app’s content. This inclusivity is fundamental for fostering a positive user experience.

Enhanced Usability

Readable text improves the usability of your app by allowing users to consume information quickly and efficiently. Users are more likely to engage with an app that presents information in a clear and understandable manner.

Reduced Eyestrain

Text that is easy to read reduces eyestrain and fatigue, particularly for users with visual impairments or those who spend extended periods using your app. This promotes user comfort and encourages prolonged engagement.

Compliance with Accessibility Standards

Many accessibility guidelines, such as the Web Content Accessibility Guidelines (WCAG), include specific requirements for text readability. By ensuring that your app’s text meets these standards, you can make your app more accessible to a wider audience and comply with legal requirements.

Adjustable Fonts for Enhanced Accessibility

Adjustable fonts empower users to customize their app experience according to their preferences and needs. Here’s how adjustable fonts enhance accessibility:

Customization Options

Adjustable fonts allow users to personalize the app’s text size and style to suit their individual preferences. This customization promotes user autonomy and accommodates diverse user needs.

Improved Legibility

Users with visual impairments or reading difficulties can benefit from adjustable fonts by increasing the text size for improved legibility. By offering adjustable fonts, you can make your app more accessible to users with varying levels of visual acuity.

Accessibility Features

Adjustable fonts are an essential accessibility feature that demonstrates your commitment to inclusivity and user empowerment. By providing users with control over their app experience, you promote a more inclusive and user-friendly environment.

Implementing Readable Text and Adjustable Fonts

Here are some key principles to consider when implementing readable text and adjustable fonts in your mobile app:

Choose Legible Fonts

Select fonts that are clear, legible, and easy to read on mobile devices. Sans-serif fonts are often preferred for digital interfaces due to their simplicity and readability.

Provide Sufficient Contrast

Ensure that there is enough contrast between text and background colors to enhance readability, particularly for users with visual impairments.

Offer Font Adjustment Options

Allow users to adjust the font size and style within the app settings. Provide a range of options to accommodate varying user preferences and needs.

Test with Real Users

Test your app’s text readability and font adjustment features with real users, including those with visual impairments or reading difficulties, to ensure effectiveness and usability.


Readable text and adjustable fonts are essential components of mobile app accessibility. By prioritizing text clarity and offering customization options, you can create a more inclusive and user-friendly app experience for all users. In the next installment of our series, we’ll explore additional design principles aimed at promoting accessibility in mobile apps. Stay tuned for more insights and tips!


What is next?

In our next installment, we will delve into each of the Customizable User Interfaces for Mobile Apps Accessibility Series.

For more information on why accessibility is important in general, you can check out my previous blog post here.

For further information on how In our next installment, we’ll explore the importance of captions for individuals with hearing disabilities and delve into how we can promote digital products using captions with semantic markup to enhance accessibility for those with hearing make your product accessible to your audience, contact our experienced design experts, check out our Accessibility IQ for your website, download our guide Digitally Accessible Experiences: Why It Matters and How to Create Them, and read more from our UX for Accessible Design series.

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Gulen Yilmaz

Highly dedicated Web Accessibility Consultant who is driven by a passion for contributing to team success. With a strong work ethic, meticulous attention to detail, excellent communication skills, and outstanding collaborative abilities, she consistently goes above and beyond to ensure project success. Her cross-functional capabilities enable her to effectively work across various roles and departments. Additionally, she holds a CPACC certification in the field of accessibility, further validating her expertise. With over 3 years of experience working on accessibility teams, she has honed her skills in different types of testing and has gained proficiency in analysis, design, development, implementation, enhancement, and accessibility testing of applications within the IT industry. Her unwavering commitment to accessibility and her extensive experience make her an invaluable asset to any team.

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