Comparison

Flutter vs Qt

On the evidence we track, Flutter leads this comparison with a composite score of 64/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Flutter full profile →Qt full profile →

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.

★Flutter64

Qt43

Attribute comparison across 2 tools
Attribute	FlutterLeader	Qt
vioscaleAI score	64 / 100high · 78%	43 / 100medium · 71%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	open_source	freemium
Price levelpricing.price_level	free	low
Transparentpricing.transparent	-	✗
Integrations
Countintegrations.count	7	3
Security
Certificationssecurity.certifications	-	ISO 27001:2022
Disclosure policysecurity.disclosure_policy	✓	✓
Iso27001security.iso27001	-	✓
Scorecardsecurity.scorecard	7	-
Trust centersecurity.trust_center	-	https://www.qt.io/blog/qt-group-achieves-iso-270012022-certification-strengthening-data-security-and-privacy
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fflutter%2Fflutter&per_page=100 · Last 12m: 0	-
Adoption
Dependent reposadoption.dependent_repos	9	-
Github starsadoption.github_stars	179,359	-
Activity
Commits last 30dactivity.commits_last_30d	100	-
Release
Cadence daysrelease.cadence_days	32	-
Historyrelease.history	7 items	-
License
Spdxlicense.spdx	BSD-3-Clause	-
Language
Primarylanguage.primary	Dart	-
Market
Availabilitymarket.availability	Available worldwide · HQ US	Available worldwide · HQ FI
Content
Faqcontent.faq	7 items	7 items

Score

vioscaleAI score

Flutter64 / 100high · 78%

Qt43 / 100medium · 71%

Pricing

Free tier

Flutter✓

Qt✓

Model

Flutteropen_source

Qtfreemium

Price level

Flutterfree

Qtlow

Transparent

Flutter–

Qt✗

Integrations

Count

Flutter7

Qt3

Security

Certifications

Flutter–

QtISO 27001:2022

Disclosure policy

Flutter✓

Qt✓

Iso27001

Flutter–

Qt✓

Scorecard

Flutter7

Qt–

Trust center

Flutter–

Qthttps://www.qt.io/blog/qt-group-achieves-iso-270012022-certification-strengthening-data-security-and-privacy

Vulnerabilities

FlutterCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fflutter%2Fflutter&per_page=100 · Last 12m: 0

Qt–

Adoption

Dependent repos

Flutter9

Qt–

Github stars

Flutter179,359

Qt–

Activity

Commits last 30d

Flutter100

Qt–

Release

Cadence days

Flutter32

Qt–

History

Flutter7 items

Qt–

License

Spdx

FlutterBSD-3-Clause

Qt–

Language

Primary

FlutterDart

Qt–

Market

Availability

FlutterAvailable worldwide · HQ US

QtAvailable worldwide · HQ FI

Content

Faq

Flutter7 items

Qt7 items

Capabilities

Feature-by-feature on the axes that matter for mobile app frameworks. “-” means undocumented, not absent.

Capability comparison for Mobile App Frameworks
Capability	Flutter	Qt
Core
Target platforms	iOS, Android, Web, Desktop (Windows, macOS, Linux), Embedded	Embedded systems, microcontrollers, iOS, Windows, macOS, web
Approach	Multiplatform shared logic	Multiplatform shared logic
Primary language	Dart	C++, QML
Rendering
Renders true native UI	✓	✓
DX
Hot reload	✓	✓
TypeScript-first	✗	✗
Delivery
Over-the-air code push	-	-
Portability
Single codebase, multiple platforms	✓	✓
Desktop support	✓	✓
Builds for web	✓	✓
Capability
Native API access	Plugin / bridged	Full native
Ecosystem
Bundled UI component library	✓	✓

Core

Target platforms

FlutteriOS, Android, Web, Desktop (Windows, macOS, Linux), Embedded

QtEmbedded systems, microcontrollers, iOS, Windows, macOS, web

Approach

FlutterMultiplatform shared logic

QtMultiplatform shared logic

Primary language

FlutterDart

QtC++, QML

Rendering

Renders true native UI

Flutter✓

Qt✓

Hot reload

Flutter✓

Qt✓

TypeScript-first

Flutter✗

Qt✗

Delivery

Over-the-air code push

Flutter-

Qt-

Portability

Single codebase, multiple platforms

Flutter✓

Qt✓

Desktop support

Flutter✓

Qt✓

Builds for web

Flutter✓

Qt✓

Capability

Native API access

FlutterPlugin / bridged

QtFull native

Ecosystem

Bundled UI component library

Flutter✓

Qt✓

What each one is

The product in its own terms, so the numbers below have context.

Flutter

Leader

An open-source framework that compiles applications to native machine code for mobile and desktop platforms, and to JavaScript for web, enabling developers to create apps for multiple platforms using a single Dart codebase.

Independently observed

Qt

A C++ framework with integrated development environment, libraries, and tools for creating applications on desktop, mobile, embedded systems, and web. Includes visual design tools, testing utilities, and quality assurance features for cross-platform development.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Flutter

Leader

Open sourceFree tier

as of 2026-08-14verify ↗

Qt

Quote-basedFree tier

Contact sales. Free tier for open source development; Developer License required for commercial use.

Extended Security MaintenanceContact sales
- Critical vulnerability patches
- Limited to Qt libraries only
- 3-year availability
Premium Security MaintenanceContact sales
- Environment-specific patches
- Patch analysis and porting
- For customers with ESM
- 3-year maximum

as of 2026-08-16verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Flutter	Qt
WebPlatforms	✓	✓
iOSPlatforms	✓	✗
AndroidPlatforms	✓	✗
macOSPlatforms	✓	✗
WindowsPlatforms	✓	✗
LinuxPlatforms	✓	✗
CLIPlatforms	✓	✗
Cloud / SaaSDeployment	✗	✓
Self-hostedDeployment	✓	✓
HybridDeployment	✗	✓

Platforms

Web

Flutter✓

Qt✓

iOS

Flutter✓

Qt✗

Android

Flutter✓

Qt✗

macOS

Flutter✓

Qt✗

Windows

Flutter✓

Qt✗

Linux

Flutter✓

Qt✗

CLI

Flutter✓

Qt✗

Deployment

Cloud / SaaS

Flutter✗

Qt✓

Self-hosted

Flutter✓

Qt✓

Hybrid

Flutter✗

Qt✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (1)

Figma

Flutter

Leader

10 total - 9 not shared

Firebase
Google Play
Google Pay
Google Wallet
Google Maps
Google Ads
CameraX
Android Studio
pub.dev

Independently observed

Qt

6 total - 5 not shared

Axivion
Chromium
Reynolds & Moore
CMake
NVIDIA CUDA

Independently observed

Still deciding?

Flutter or Qt: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.