--- title: Flutter ScreenUtil: Mastering Responsive Font Sizing... description: A Flutter developer encountered broken text layouts when their app was displayed on tablets after testing only on phones. The solution involves using the... canonical: https://daily.dev/posts/flutter-screenutil-mastering-responsive-font-sizing-across-all-devices-zqou4fuhs twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Flutter ScreenUtil: Mastering Responsive Font Sizing Across All Devices | daily.dev og:description: A Flutter developer encountered broken text layouts when their app was displayed on tablets after testing only on phones. The solution involves using the... og:url: https://daily.dev/posts/flutter-screenutil-mastering-responsive-font-sizing-across-all-devices-zqou4fuhs og:image: https://api.daily.dev/og/posts/ZQOu4fuhs.png og:image:alt: Flutter ScreenUtil: Mastering Responsive Font Sizing Across All Devices og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Flutter ScreenUtil: Mastering Responsive Font Sizing Across All Devices **[Flutter Developers](https://daily.dev/sources/fluttersquad)** · [@femifashola](https://daily.dev/femifashola) · 1 min read · 1 upvotes · 0 comments ## Summary A Flutter developer encountered broken text layouts when their app was displayed on tablets after testing only on phones. The solution involves using the fontSizeResolver parameter in ScreenUtil to ensure fonts scale properly across different device sizes and screen densities. ## Content Built a Flutter app. Tested on phone. Looked perfect. Presented on a tablet. The text was broken. Stakeholders questioned UI. Discovered: The fontSizeResolver parameter in ScreenUtil scales fonts correctly across all devices. Read the full solution in my latest article, [here](https://medium.com/@fashola436/flutter-screenutil-mastering-responsive-font-sizing-across-all-devices-20b83be0aefd). ## Similar posts on daily.dev - [How to Build Responsive UIs in Flutter](https://daily.dev/posts/how-to-build-responsive-uis-in-flutter-2hdygyypa) · freeCodeCamp · 5 upvotes · 0 comments --- Tags: [#mobile](https://daily.dev/tags/mobile), [#flutter](https://daily.dev/tags/flutter), [#ui-design](https://daily.dev/tags/ui-design) [View this post on daily.dev](https://daily.dev/posts/flutter-screenutil-mastering-responsive-font-sizing-across-all-devices-zqou4fuhs) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"DiscussionForumPosting","mainEntityOfPage":"https://daily.dev/posts/flutter-screenutil-mastering-responsive-font-sizing-across-all-devices-zqou4fuhs","headline":"Flutter ScreenUtil: Mastering Responsive Font Sizing Across All Devices","text":"A Flutter developer encountered broken text layouts when their app was displayed on tablets after testing only on phones. 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