
Top 8 Mobile App Development Frameworks for 2027

Key Takeaways
Flutter and React Native are the safe default for most 2027 mobile builds, and the best framework is usually the one your team already knows.
- Xamarin, PhoneGap and AppGyver should not be used for new apps; Microsoft ended Xamarin support on May 1, 2024.
- Flutter builds custom-branded interfaces from one Dart codebase, though few web or backend developers know Dart.
- React Native fits teams with React web skills. Apps still on the Legacy Architecture face a forced migration, and React Native 0.84 has already begun removing that code.
- Kotlin Multiplatform lets Android-heavy teams share logic and keep native screens. SwiftUI suits Apple-only products but needs a second codebase for Android.
- Choose .NET MAUI, Ionic, NativeScript or Qt only for C# teams, web teams, heavy native API use or embedded devices. .NET MAUI 11 is now current, and .NET MAUI 10 support ends May 11, 2027.
- Start from team skills, then check hardware needs and spend two weeks prototyping the hardest screen on your oldest target phone.
Narrow the list to two candidates, then prototype your hardest screen in each before committing budget.
Microsoft ended support for Xamarin on May 1, 2024. Adobe shut down PhoneGap in 2020, and AppGyver is now part of SAP Build. All three still turn up on framework lists. For a CTO choosing a stack for a 2027 build, picking one of them is likely to be an expensive mistake, because the framework decides who you hire and how long the app stays easy to maintain. This guide profiles the eight mobile app development frameworks still actively maintained, then ends with a decision rule for narrowing them to two candidates.
Which mobile app development frameworks are worth shortlisting?
Start with Flutter and React Native if you want one shared codebase for iOS and Android. Kotlin Multiplatform pairs shared logic with native screens. SwiftUI is for Apple-only products. The other four serve narrower needs: .NET MAUI for C# teams, Ionic for web developers, NativeScript for JavaScript teams after direct native API access, and Qt for embedded devices.
| Framework | Language | Steward | What is shared | Status | Best for |
|---|---|---|---|---|---|
| Flutter | Dart | UI and logic | Active, 3.47 | Custom-designed apps from one codebase | |
| React Native | JavaScript, TypeScript | React Foundation | UI and logic | Active, New Architecture only | Teams with React web skills |
| Kotlin Multiplatform | Kotlin | JetBrains | Logic, optionally UI | Active, Compose stable on iOS | Android teams that want native UI |
| SwiftUI | Swift | Apple | UI across Apple devices | Active | Apple-only products |
| .NET MAUI | C# | Microsoft | UI and logic | Active, version 11 | .NET teams and Xamarin migrations |
| Ionic with Capacitor | Web code | Ionic | UI and logic in a web view | Active, Ionic 9 | Web teams and PWAs |
| NativeScript | JavaScript, TypeScript | OpenJS Foundation | Logic, native UI | Active, 9.1 | Heavy native API use |
| Qt | C++, QML | The Qt Company | UI and logic, embedded too | Active, 6.12 | Device and dashboard UIs |
1. Flutter
Specifications
Flutter is Google's open source UI framework for building iOS, Android, web, desktop and embedded apps from one Dart codebase, and it draws every widget with its own rendering engine, Impeller, leaving each platform's built-in controls unused. The current release is Flutter 3.47.
Best fit
Startups and product teams get the most from Flutter when one team has to ship a custom-branded interface on iOS and Android, with web or desktop versions possible later.
Benefits
Stateful hot reload applies code changes in under a second on devices and simulators, so you can tweak padding or a color and see the result without losing where you were in the app. Because Flutter renders every screen itself, a layout looks the same on an older Android phone and a new iPhone. Design review only has to cover one version.
Caveats
Dart is the main cost. Few web or backend developers know it, which means ramp-up time or new hires. Apps that have to mirror each platform's newest system look also need extra work, because Flutter ships its own copies of those designs in its Material and Cupertino widget sets.
2. React Native
Specifications
React Native uses React to build iOS and Android apps. It renders real native components. Code is written in JavaScript or TypeScript. Meta handed React and React Native over in February 2026, and since then both have been owned by the React Foundation, an independent body hosted by the Linux Foundation, the nonprofit that also hosts development of the Linux kernel. React Native 0.82, released in October 2025, was the first version to run entirely on the New Architecture.
Best fit
Companies with an existing React web team are the natural fit, since developers keep the same language and component model across web and mobile.
Benefits
The JavaScript hiring pool is large. Most of the time savings we see come from reusable components. When we did the React Native work for Jobcase, our team started by building a custom reusable component library, and that library went on to support the app's Jobs and Community features.
Caveats
Apps still on the Legacy Architecture face a forced migration. The React Native team recommends moving to React Native 0.81 or Expo SDK 54 first, since those are the last versions that allow the Legacy Architecture, and React Native 0.84 has already begun removing Legacy Architecture components. Bluetooth or background features can still need native Swift or Kotlin modules.
3. Kotlin Multiplatform
Specifications
Kotlin Multiplatform (KMP) is JetBrains' open source technology for sharing Kotlin code across Android, iOS, desktop and web. JetBrains dropped the older "Kotlin Multiplatform Mobile" (KMM) name in 2023. Teams can share business logic only, or share the UI too through Compose Multiplatform, which JetBrains lists as Stable for both mobile platforms and for desktop.
Best fit
KMP is a good match for Android-heavy teams looking to share networking and data code while each platform keeps its own native screens.
Benefits
Adoption can be gradual. A team can move one module, such as API clients or pricing rules, into shared Kotlin inside apps that already exist, and the iOS app keeps its SwiftUI screens the whole time.
Caveats
iOS developers have to work with a shared module written in Kotlin. That needs their buy-in from the start. The web target of Compose Multiplatform is still in Beta, so a team that also wants a browser version should expect some migration work while that target is in Beta.
4. SwiftUI
Specifications
SwiftUI is Apple's declarative UI framework for Swift. It covers Apple's platforms and works alongside UIKit and AppKit, which lets teams adopt it one screen at a time.
Best fit
For iOS-first or Apple-only products, SwiftUI is the pick, and the same goes for apps where the Apple experience matters more than shared code.
Benefits
The main benefit is that SwiftUI is Apple's own framework, with no third-party layer sitting between your code and Apple's platforms. Our iOS app development team works primarily in Swift.
Caveats
SwiftUI stops at Apple's platforms. An Android version means a second native codebase, usually Kotlin with Jetpack Compose, which our guide to Android app performance with Jetpack libraries covers in more detail.
5. .NET MAUI
Specifications
.NET MAUI (.NET Multi-platform App UI) is Microsoft's C# framework for cross-platform apps. It's the official successor to Xamarin.Forms. Microsoft's .NET MAUI support policy lists .NET MAUI 11 (released November 10, 2026) as supported until May 9, 2028, and .NET MAUI 10 until May 11, 2027, so a project starting now should begin on version 11.
Best fit
Enterprise teams that already write C# and run .NET backends are the obvious users, along with any company still maintaining Xamarin.Forms apps.
Benefits
Teams reuse their C# skills and .NET libraries on the server and in the app. For Xamarin.Forms code, .NET MAUI is the migration path Microsoft names.
Caveats
Support windows are short. Each major version gets at least six months of support after its successor ships, and Microsoft supports only the latest servicing update, which in practice means planning an upgrade every year.
6. Ionic with Capacitor
Specifications
Ionic is an open source UI toolkit for building mobile apps with standard web code. It integrates with Angular, React and Vue. An Ionic app either reaches the app stores through Capacitor (or Cordova) or runs in a browser as a Progressive Web App (PWA), and Capacitor, now at version 8, is the native runtime that exposes device features through plugins written in Swift and Java.
Best fit
Ionic works best for web teams building internal tools or content apps, especially when the product also needs a PWA.
Benefits
Web developers start with tools they already use, and one codebase covers the browser and both app stores.
Caveats
The Ionic interface runs inside a web view. That's fine for forms and dashboards, and less fine for heavy animation or games, where Flutter or native code respond faster.
7. NativeScript
Specifications
NativeScript renders native platform UI and lets JavaScript or TypeScript call iOS and Android APIs directly. It's at release 9.1. The framework runs standalone or with Angular, React, Solid, Svelte or Vue, and the project sits under the OpenJS Foundation, which also hosts Node.js and a long list of other widely used JavaScript projects.
Best fit
It's built for JavaScript teams who need native screens and frequent platform API calls but don't want to write Swift or Kotlin wrappers.
Benefits
Direct API access means a team can use a new iOS or Android API without waiting for someone to publish a plugin.
Caveats
The NativeScript community is smaller than those around React Native and Flutter, which means fewer libraries and fewer experienced developers to hire. Before committing, confirm that every plugin you need is still maintained.
8. Qt
Specifications
Qt is a C++ and QML framework from The Qt Company for embedded and desktop software as well as mobile apps, and its current release is Qt 6.12. Licensing comes in two forms, commercial or open source (LGPLv3 or GPL). Its listed industries include automotive and medical.
Best fit
Device makers building car dashboards or medical device screens that also need a companion mobile app are Qt's natural customers.
Benefits
One C++ codebase can run on embedded hardware and on phones. For hardware companies, that reuse is the reason to choose Qt.
Caveats
Licensing needs an early decision. The right Qt license depends on the use case and on how the software is distributed. There are two other costs to weigh before you commit: C++ and QML developers are scarce in mobile hiring, and the framework is heavier than a typical consumer app needs.
Which older mobile frameworks should you retire?
Don't start new apps on Xamarin, PhoneGap or AppGyver. Apps already built on them need a migration plan, and the table shows where each one leads.
| Legacy tool | Current Status | Where to move |
|---|---|---|
| Xamarin and Xamarin.Forms | Microsoft support ended May 1, 2024 | .NET MAUI for Xamarin.Forms; .NET for Android and .NET for iOS for native Xamarin projects |
| PhoneGap and PhoneGap Build | Adobe ended PhoneGap in 2020 | Apache Cordova for existing apps, Capacitor for new ones |
| AppGyver | Now part of SAP Build | SAP Build for SAP-centred internal apps, a coded framework for customer products |
Xamarin is the most urgent. Microsoft's Xamarin support policy states that support ended on May 1, 2024 for all Xamarin SDKs, including Xamarin.Forms, and those apps no longer receive Microsoft support. PhoneGap is less pressing, because Apache Cordova, the open source project PhoneGap was built on, is still maintained. For new work, though, we would choose Capacitor.
How to choose a mobile app development framework for your team
Start from the skills your team already has, then let the app's hardware needs override that choice where they must. If the platform question is still open (one platform or both), settle it before anything else, because the framework shortlist depends on it; our guide to choosing your mobile platform covers that business decision. Skills then point to a starting pair:
- A React or TypeScript web team should evaluate React Native first, and Ionic if the app is mostly forms and content.
- An Android team strong in Kotlin should compare Kotlin Multiplatform with Flutter.
- An Apple-only product belongs in SwiftUI.
- A C# organisation, or one with Xamarin apps, should start with .NET MAUI.
- A device maker with embedded screens should evaluate Qt.
- A new team with no mobile specialists and a custom-designed interface should compare Flutter and React Native.
Hardware needs come second. Apps that track location in the background or talk to sensors often justify native code. For the Predict.io parking prediction app, our team built native Android apps and SDKs that were location aware without being resource-intensive, a requirement we find easier to meet close to the platform.
Before committing, check four things for each candidate: the date of its last major release, the support window for that version, whether every SDK you need is maintained for both platforms, and how a two-week prototype of your hardest screen runs on your oldest target phone. One date matters for 2027 plans. .NET MAUI 10 support ends on May 11, 2027, so apps still on it should move to .NET MAUI 11 before then.
Frequently asked questions
Is Flutter or React Native better for a new app?
Neither wins in general. React Native is usually the faster start for a team that already writes React, because developers reuse their language and component habits. Flutter makes more sense for teams that will learn Dart to get identical, custom-designed screens on every platform, and if your team has no preference either way, prototype your most demanding screen in both and compare.
Can a cross-platform app perform as well as a native app?
It depends on the app. Native code is the safer choice for heavy graphics and constant background work. Deep Bluetooth or sensor use points the same way, and any of these cases deserves a test on low-end phones before you commit to a cross-platform framework at all. For everything else, prototype the toughest screen in your shortlisted framework and measure it.
Is Kotlin Multiplatform ready for production apps?
JetBrains marks Compose Multiplatform Stable on desktop and on both mobile platforms. The web target is still in Beta. Most production use starts with shared business logic, such as networking, data models and validation in one Kotlin module, while each platform keeps its own native screens, which lets a team try the approach on one feature before committing the whole app.
Should a startup use a no-code builder instead of a framework?
For a prototype, or an internal tool used by a small group, a no-code builder can be enough. Customer-facing products are another matter. Once a product needs custom features and regular store releases, and has to be maintained for several years, a coded framework such as Flutter or React Native is the safer choice because the team owns the source code from day one.
Talk to our mobile team about framework fit
Among mobile app development frameworks, Flutter and React Native are the safe default for most 2027 builds. Kotlin Multiplatform or SwiftUI make sense when native UI matters, and .NET MAUI, Ionic, NativeScript and Qt are best kept for the teams and devices they were built for. The main qualification is your team. We'd still bet on a framework your developers already know over a better-reviewed one they would have to learn. Pick two candidates with the decision rule, then prototype the hardest screen in each. If you want a second opinion before committing budget, our mobile app development team builds native and cross-platform apps for iOS and Android and can talk through your shortlist.
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