Leading Flutter Development Companies in Austria (2026)

Companies planning a Flutter app for the Austrian market often juggle tight timelines, budget constraints, and the need for a consistent user experience across iOS and Android devices. When evaluating Flutter development partners, buyers should compare portfolio quality, developer expertise, app architecture and maintainability, testing and QA practices, and post-launch support and monitoring.
SoftPro leads this list as the featured international partner for Flutter projects and serves buyers across Austria. Assess SoftPro on delivery track record, team composition and seniority, Flutter-specific tooling and best practices, and the firm’s ability to integrate with your backend systems and third-party services.

1. SoftPro

SoftPro is the featured international partner on this list for Austrian organizations seeking experienced cross-platform mobile and enterprise application teams. The firm suits mid-market and enterprise projects that require remote delivery or dedicated development teams, and it serves Austria from its Warsaw, Poland headquarters through project-based and long-term engagements.

SoftPro’s delivery strengths are grounded in the Microsoft stack, with and .NET Core development paired with cloud-native migrations on Microsoft Azure and AWS. The company documents platform CMS work with Umbraco projects, pairs full-stack web frontends built with frameworks like React and with backend .NET services, and provides ongoing support and maintenance for enterprise migrations and platform rollouts.

Key Highlights

• More than 20 years of combined team experience across delivered projects and client engagements.
• Documented case studies span business portals, CRM/HRM systems, SaaS ETL platforms, and support systems.
• Website and delivery materials available in many European languages, supporting cross-border engagement with Austrian clients.
• Front-end development frequently uses React and, and the company provides ongoing support and maintenance for deployed systems.

Services

• Software development
• Web applications
• Cloud development
• Artificial intelligence

Contact Information

Website: soft-pro.pl

Phone: +48 571 282 759

Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401

LinkedIn: www.linkedin.com/in/kyrylo-o

2. Felgo GmbH

Felgo GmbH builds the Felgo SDK, a Qt-based native cross-platform development toolkit that compiles a single QML and JavaScript codebase into Android, iOS, desktop, embedded and web applications. The company combines SDK tooling with professional delivery services to help product teams accelerate native builds and manage embedded targets that typical Flutter setups do not target directly.

The Felgo offering pairs developer tooling — including QML hot reload and cloud build CI/CD — with on-demand services such as application development, consulting, training and Qt 6 porting to support enterprise and embedded project delivery from its Austrian offices.

Key Highlights

• Recognized as an official Qt Technology Partner and Qt Service Partner.
• Maintains the Felgo Cloud IDE, a web-based development environment for QML and Felgo projects.
• Publishes a component and API library of over 200 APIs and UI components built on top of Qt.
• Offers a free Business evaluation that includes a personal evaluation call, up to 5 hours of professional services, a private Slack channel, and priority support.

Services

• App development
• Embedded development
• Qt consulting
• Qt trainings & workshops

Contact Information

Website: felgo.com

Email: help@felgo.com

Address: Kolonitzgasse 9/11-14, 1030 Vienna, Austria

Address: Peter-Behrens-Platz 10, 4020 Linz, Austria

3. Felgo (duplicate safe-checked)

Felgo is a native cross-platform application development SDK built on the Qt framework that compiles native apps from a single code base for Android, iOS, desktop, embedded and web. The SDK uses QML and JavaScript as primary development languages and pairs developer tooling with commercial support to help teams ship cross-platform products.

Felgo is relevant to projects comparing or evaluating Flutter because the company publishes direct comparisons between Felgo and Flutter and provides migration and integration resources for teams exploring alternative cross-platform stacks. Its combination of native compilation, browser-based development tools and commercial services makes it a practical option for organizations weighing Flutter against Qt-based approaches.

Key Highlights

• Official Qt Service Partner with more than 10 years of experience.
• 200+ APIs on top of Qt for visual and functional components.
• QML Hot Reload that applies QML and JavaScript changes in real time without losing application state.
• Cloud Builds CI/CD plus a web-based Felgo Cloud IDE to build, distribute and publish apps from the cloud.

Services

• App Development
• Embedded Development
• Qt Consulting and Development
• Qt Trainings and Workshops

Contact Information

Website: felgo.com

Email: help@felgo.com

Address: Kolonitzgasse 9/11-14, 1030 Vienna, Austria

Address: Peter-Behrens-Platz 10, 4020 Linz, Austria

4. Wavect GmbH

Wavect GmbH is a Tyrol-based software agency that builds end-to-end web and mobile products for startups and enterprises. Their mobile practice lists Flutter among its production toolset and they deliver cross-platform apps from prototype to production.

They sell outcomes rather than hours, offering a fixed-price Discovery Phase or weekly retainers with weekly demos and a published weekly money-back guarantee. This outcome-focused delivery model is designed to keep Flutter MVPs on a tight feedback loop and ensure clear handoffs into production.

Key Highlights

• Wavect reports 75+ products shipped.
• The company offers a Fractional Co-Founder service billed at 400€ per week for pre-PMF product and engineering partnership.
• Wavect lists Web3 capabilities including smart-contract development in Solidity and Rust and a six-chain production bridge.
• Their contact form states they reply in four hours and usually within one hour.

Services

• Custom Software Development
• MVP Development
• Web3 & Blockchain
• Fractional Leadership

Contact Information

Website: wavect.io

Phone: +43 650 30 566 44

Email: hello@wavect.io

Address: Wavect GmbH, Häusern 6a, A-6070 Ampass, Tyrol, Austria

5. BYTEPOETS GmbH

BYTEPOETS is an app and web development studio based in Graz, Austria. Since 2019 the team has been building cross-platform, native-looking mobile apps from a single codebase with Flutter to speed delivery and maintain consistent UI.

Development happens in-house from their Styria Media Center office and follows a seven-step process that moves clients from workshop through implementation, QA, and long-term support. That combination of a defined delivery process and in-house engineering makes them a fitting choice for companies seeking Flutter development in Austria.

Key Highlights

• Free initial consultation available for prospective clients.
• Lists Nextcloud, Apple (iCloud), Google Drive and Microsoft Office 365 as contractual partners in its terms and conditions.
• Publishes a downloadable portfolio PDF showcasing past projects.
• Uses Leadinfo for B2B lead generation and names DGD Deutsche Gesellschaft für Datenschutz as its external data protection advisor in the privacy policy.

Services

• Web Applications
• Backend & Integrations
• UX & UI Design

Contact Information

Website: www.bytepoets.com

Phone: +43 664 606 97 100

Email: office@bytepoets.com

Address: Gadollaplatz 1, 8010 Graz, Austria

6. Dotbite

Dotbite is a Vienna-based software agency that builds web applications, mobile apps and internal tools from first concept through to production, combining product strategy, UI/UX design and engineering in a single team. Their public technology list includes Flutter for cross-platform mobile delivery alongside backend technologies like Laravel and cloud hosting, which positions them for Flutter-centered projects in Austria.

Projects are staffed by senior developers with no handover to juniors after the sales conversation, and the team works mostly remotely across Europe while running on-site workshops and discovery sessions when useful. Engagements typically start with a free discovery call and can proceed to a requirements phase that produces a specification and a fixed-price estimate.

Key Highlights

• Dotbite publishes an AI Readiness Tool that runs 21 questions in about four minutes to score where an AI project will get stuck.
• The company lists enterprise and public-sector clients including Zurich Insurance, TU Wien and the Vienna Red Cross on its site.
• Dotbite develops and markets its own product, NextPlace, which prepares job postings for machine reading and is integrated into several large language models and search tools.
• The website notes hosting in Germany and emphasizes GDPR-compliant operations while branding the work as Made in Austria.

Services

• GDPR-Compliant AI Chat
• AI Readiness Check
• MVP Development
• DevOps Consulting

Contact Information

Website: dotbite.at

Email: hi@dotbite.at

Address: Dotbite GmbH Barichgasse 38/1/6 1030 Wien

7. Flutter Agency (flutter.wien)

Flutter Agency is a Vienna-based team that has built production Flutter apps since 2019, using Dart and a single codebase to target iOS, Android, web and desktop. The agency focuses on delivering production-ready cross-platform applications with an emphasis on performance and consistent UI.

The team pairs hands-on development with product strategy and UI/UX work to shorten time-to-market for clients across Austria and the wider DACH region. They also support clients with workshops and targeted technical reviews to transfer knowledge and stabilize long-term delivery.

Key Highlights

• Claims a 35–40% reduction in development time and states up to 50% cost savings for cross-platform projects.
• States projects with 2–3 million users and multiple apps with millions of downloads.
• Team members regularly speak at international Flutter events, including WeAreDevelopers World Conference, FlutterCon, FlutterFriends and FlutterConf.
• Offers structured workshops and training from half-day sessions up to three-day team trainings, plus code audits and expert reviews.

Services

• Flutter App Development
• App Strategy & Consulting
• UI/UX Design & Prototyping
• Code Audit & Expert Review

Contact Information

Website: flutter.wien

Phone: +43 664 190 60 22

Email: hello@marqably.com

Address: Mariahilfer Straße 74a/12, 1070 Wien, Österreich

8. 9Y Agency

9Y is an Austrian digital product agency operating from Graz that designs and engineers mobile and web applications. The studio combines cross-platform mobile engineering with product-led UI work to deliver consumer and enterprise apps.

They embed with client teams via a Team-as-a-Service delivery model to scale long-term product efforts and provide hands-on staff augmentation. Their process couples engineering, design, and open-source engagement to support sustained app roadmaps.

Key Highlights

• Core contributor to the open-source fastlane project.
• Independent customer rating listed as 4.9/5 and a 5/5 referral score on the company site.
• 83% of the company’s business comes from repeat customers.
• States adherence to high security and data privacy standards with compliance for GDPR, HIPAA and PCI DSS-level requirements.

Services

• UI/UX Design
• Web Frontend Development
• Backend Development

Contact Information

Website: 9y.co

Email: hello@9y.co

Address: Nibelungengasse 24, 8010 Graz, Austria

Address: Šenoina ulica 8, 10000 Zagreb, Croatia

9. Ransoft

RAN Soft is an Austrian full-service custom software agency that plans, develops, and operates tailored software solutions. Their delivery covers end-to-end work from requirements and mockups through server configuration and app‑store publication for iOS and Android.

The team builds mobile and web applications and provides ongoing operational support, including setting up DevOps platforms for existing projects. Their combination of app publishing, DevOps support, and hands-on project assistance makes them a practical local partner for organizations seeking Flutter development expertise in Austria.

Key Highlights

• Operates the IoT product Trapper Helper, listed on the site as a trap detector solution.
• Markets an SME ERP product under the KMU‑ERP brand.
• Provides DevOps support and explicitly notes setup of platforms such as GitLab for ongoing projects.
• Offers a structured quoting process with an online questionnaire and an option to book a video conference for project scoping.

Services

• KMU‑ERP
• Trapper Helper (IoT)
• Websites & Web Design
• Solution Architecture

Contact Information

Website: www.ransoft.at

Phone: +43 7272 / 93 08 50

Email: office@ransoft.at

Address: Hinzenbach 87, 4070 Hinzenbach, Upper Austria

10. allaboutapps (Wien)

allaboutapps is a Vienna-based app agency that develops apps, platforms and digital products from the initial idea through long-term operation. The team combines product strategy, UX and engineering to deliver end-to-end mobile and web solutions.

They execute cross-platform mobile projects and have built Flutter applications, for example the Berlin WelcomeCard case, while running agile sprints to reach early releases and then continue with post-launch maintenance. This mix of product thinking and iterative delivery makes them a natural fit for Flutter projects in Austria.

Key Highlights

• The site lists typical development timelines: simple apps in about 2–3 months and complex platforms up to nine months or longer.
• Typical starting budgets for simple apps are indicated at €30,000–€50,000.
• The agency performs code and architecture analysis when taking over existing software and supports migrations to modern frameworks as part of application modernization.
• allaboutapps states it integrates artificial intelligence selectively to improve processes, increase quality, or accelerate development.

Services

• App Design & UI/UX
• App Development
• Web Frontend Development
• Backend & API Development

Contact Information

Website: www.allaboutapps.io

Phone: +43 1 547 12 73

Email: office@allaboutapps.at

Address: aaa - all about apps GmbH, Mollardgasse 70C/5, 1060 Wien, Österreich

Conclusion

This list brings together Austria-based teams and toolmakers that deliver cross-platform mobile and digital products. SoftPro is the featured international partner on this list for Austrian organizations seeking experienced cross-platform mobile and enterprise application teams.
When choosing a provider, match vendor scale and track record to your project size and regulatory risk. Confirm the primary SDKs and runtime environments align with your target platforms and technical constraints. Request production references, sample work, and post‑launch support terms to validate delivery and maintenance capabilities. Weigh design and product strategy capabilities alongside local collaboration and budget constraints when making a final selection.