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Dart Agency

Dart Agency

We develop your mobile applications in Dart, the language behind Flutter, to deliver a shared foundation for iOS and Android without duplicating the work between the two systems, from scoping the screens through to publication on the stores.

  • Source code delivered — you own it
  • Detailed quote within 24 hours, no commitment
  • A single point of contact through to launch
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Dart
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Understanding

What is Dart?

Dart is a language created by Google, designed to build user interfaces rather than for general-purpose use. In development, it compiles on the fly: a change appears on screen within a few seconds, without restarting the application. Once the project is finished, Dart compiles into native code specific to each system, for performance close to an application written in Swift or Kotlin. It is the language Flutter rests on, the framework we use to draw your screens.

What is it used for?

At Skyward, Dart is used almost always for mobile application development through Flutter: customer journeys, business tools or tracking applications intended for both iOS and Android. It becomes relevant as soon as a company wants to avoid two separate developments in Swift and in Kotlin for the same project. For a site accessible from a browser, however, Dart has no place: we then develop with the web languages we use for that type of project, TypeScript first among them.

Use cases

What we develop in Dart

Six examples of mobile applications we develop in Dart, with Flutter, for very different businesses.

Logistics tracking

We develop tracking applications for delivery teams: real-time position of rounds, parcel status and automatic notifications, with a single application installed on Android devices as much as on the drivers' iPhones.

Loyalty programme

We develop loyalty applications for retail chains: point accumulation, in-store code scanning, personalised offers, with an identical result on iOS and Android built from the same Dart code at the outset.

Property appointment booking

We develop appointment booking applications for estate agencies: viewing calendar, property listings viewable offline, automatic reminders, available on both mobile systems without double development.

Restaurant ordering

We develop ordering applications for restaurant chains: menu, basket, payment and in-store collection, with an interface that stays identical for a customer using an iPhone or an Android phone day to day.

Continuing training tracking

We develop tracking applications for continuing training organisations: module progress, downloadable certificates, session reminders, accessible offline for employees often travelling for work.

Construction field tool

We develop field tools for construction or energy teams: photo readings, intervention reports, electronic signature, usable on the work smartphone provided by the company, whatever its system.

Ecosystem

The technologies that pair well with Dart

Dart comes into its own combined with Flutter, which uses it to draw every screen of the application. Behind the interface, we most often plug in Firebase for authentication and notifications, a solution quick to put in place for a first launch. When the business logic goes beyond what Firebase covers natively — rules specific to your activity — we develop a separate API in Node.js rather than making everything rest on a single service.

Our expertise

Dart agency for your mobile applications

We develop your applications in Dart, the language Flutter rests on: scoping the screens, developing the foundation shared by iOS and Android, testing on different phones, then publication on the App Store and the Play Store. Every project aims at a fast application, whatever system your customers use.

Native compilation or interpretation at each launch?

Dart compiles into native code specific to each system before publication, rather than being interpreted each time the application is opened. This choice brings the performance obtained close to that of classic native development, while keeping a single source code to develop.

Budget and lead times

A development in Dart is priced on quotation, after scoping that sets the exact perimeter of the application. Generally allow 21 to 60 days through to publication on the stores, 60 days for a broad scope spread over several connected modules.

DartCustom development — Skyward Agency
Security
Performance
SEO
Source code delivered
Maintenance covered
Our method

From idea to launch

Six steps, from the first conversation to launch — and the support that follows. The process is the same for an e-commerce site or a mobile app; only the deliverables change.

01
Scoping and specifications

Scoping and specifications for your project

We start from your objectives, not from a list of features. Scope, key user journeys, technical constraints and budget: everything is set down in writing before the first line of code. You know what you will get, when, and at what price.

02
UX / UI designs

UX / UI designs approved before development

You see your site or your app before it exists. We design every screen, test the user journeys and refine until navigation feels obvious. An interface approved at the design stage means development work that never goes to waste.

03
Custom development

Development with the right technology

WordPress or WooCommerce for a site you manage yourself, Next.js for a platform, Flutter or Swift for a mobile app: the technology follows your need, never the other way round. We ship regular test builds so you can follow progress in real conditions.

04
Testing and acceptance

Real-world testing and acceptance

Every build is tested on the browsers and devices your customers actually use: screen sizes, OS versions, unstable connections. We fix issues before your users run into them, not after they report them.

05
Go-live

Go-live and launch

We handle the launch end to end: hosting, domain name, redirects in the case of a redesign, analytics tools — and store publication when the project is an app. Nothing is left on your plate on launch day.

06
Maintenance and new features

Maintenance, updates and new features

A website, like an app, keeps evolving: security updates, version upgrades, new features as your feedback comes in. An optional annual plan covers monitoring and support work, and the code belongs to you in every case.

5.0/5 based on our Google and Trustpilot reviews

Start your Dart project now

Book a 30-minute call: we scope your need together and you leave with concrete recommendations — whether you work with us or not.

What you get:

Detailed quote within 24 hours A single point of contact Source code delivered, yours to keep Designs approved before development Tailored to your brand Advice from the very first call
30 minutes free No commitment Dedicated expert
Choose your time slot
Client testimonials

Trust is earned — here are the people who gave us theirs

5.0/5 based on our Google and Trustpilot reviews
Johan LE ROCH

I really enjoyed working with Skyward Agency on my website. The whole experience was flawless from start to finish. Everything was very clear, the scope of work was well defined, and the deadlines were respected. The team was professional, reliable, and easy to work with. I’m very happy with the final result and would definitely recommend Skyward Agency to anyone looking for a serious and high-quality web agency.

Léo Descamps

J’ai pu avancer avec Lucas sur de la création de web site pour mes clients : une roadmap suivie à la lettre, 3 clients satisfaits ! 😌 merci à toi et toute ta team

Zahir Ouira

I had an amazing experience with this web design company! They created a stunning, fully responsive website for my business, exceeding all my expectations.

Enzo Galpin

Je suis vraiment impressionné par les services de Skyward Agency !

Tom Forestier

La meilleure agence de l'Ile!

Say B

Très satisfait de cette agence web ! Équipe professionnelle, réactive et à l’écoute. Le projet a été réalisé dans les délais avec un résultat de grande qualité. La communication a été fluide du début à la fin et les conseils apportés ont été très pertinents. Je recommande sans hésiter !

Lisa Lagrain

Je tiens à vous remercier pour votre travail remarquable sur mon site internet. Le résultat est à la hauteur de mes attentes et j'ai appréciée votre professionnalisme.

Olivier Masselot

Top qualité, top service, une équipe aux petits soins et une rapidité d’exécution hors norme ! Je recommande chaleureusement !

Division tech

Great service, quick response and results were beyond expectations.

Les Filles du Sud Traiteur

Merci à Lucas et son équipe.

Ahmed Rf

Je recommande vivement Skyward. Équipe professionnelle, disponible et efficace. Mon projet a été réalisé rapidement avec un résultat de grande qualité. Très satisfait du service et de l’accompagnement tout au long du projet. Merci à toute l’équipe !

valentin dubris

La meilleure expérience que Jai eu avec une agence web, une refonte web s'imposer pour site et j'ai fait appel a Skyward Agency, je ne regrette pas mon choix et recommande vivement !

Olivia Gerard

J’ai fais confiance au professionnalisme de Lucas. Indéniablement, un des meilleurs de l’île Maurice. Je recommande vivement !

Anne-Laure JEUDY

Lucas est un jeune homme au top 👌 professionnel, efficace … rien à dire

West Immo

J’ai confié la refonte de mes sites internet à Lucas de Skyward Agency et j’ai été particulièrement impressionné par son écoute et son professionnalisme. Une collaboration fluide, efficace et orientée résultats. Je recommande sans hésitation.

victor valentin

Je recommande fortement, votre équipe a su répondre parfaitement a nos attentes, un travail de qualité et un bon rapport qualité prix! Rien a dire je continuerai a travailler avec vous.

stephanie BARGE

Une agence hyper sérieuse et professionnelle. Création de site Web , CX Experience et Community Management, je recommande.

New Azur

Merci pour votre réactivité et honnêteté Bonne prise en charge et très compétitif

Axel Raffaut

Lucas de Skyward Agency est un vrai expert en SEO. Rare de trouver quelqu’un qui maîtrise autant son sujet ! Très heureux d’avoir collaboré avec lui sur un client commun, je recommande à 100 %. 🫡🤝

SOFIANE KHOULA

J’ai fait appel à skyward pour la création de mon site internet. tout a était parfait je tiens à remercier l’équipe qui a été à l’écoute de toute mes demandes et très réactive. Mille merci

Louis Martin

Notre site charge en un clin d’œil ! Skyward Agency a optimisé chaque détail pour garantir une performance maximale

Léa Turpain

Super agence avec qui collaborer à l’île Maurice ! Je recommande et encore merci pour votre expertise

Frequently asked questions

Dart agency FAQ

The questions most often asked by company directors considering a development in Dart with our agency.

01How much does a development in Dart cost?

A project in Dart is almost always developed through Flutter, whose price depends on the number of screens, the functions expected and the connections to plan with your existing tools. We draw up a detailed quote within 24 hours after a first conversation about your scope, with no rate card set in advance that would ignore the reality of your project. This initial scoping makes it possible to spread the development into successive batches and to know the budget committed before a single line of code is written for your application.

02How long does a development in Dart take?

From the first discussion to publication on the stores, a standard project takes between 21 and 60 days. A broader scope, with several connected modules or advanced offline functions, calls for closer to 60 days. This lead time covers the scoping of the screens, development in Dart, testing on different phones and the validations by Apple and Google before the application is officially made available on both stores. We share a file installable directly on your phone along the way, to gather your feedback before final publication.

03Dart or native development in Swift and Kotlin?

Native development in Swift and Kotlin remains relevant when the application depends heavily on functions specific to a single system — recent sensors, advanced integrations with the hardware. Dart, through Flutter, becomes preferable as soon as the goal is to deliver a single application for both systems on a controlled development budget, without duplicating each function in two distinct languages. We settle this choice from the scoping stage, according to the functions your application actually expects.

04Can you take over an existing project written in Dart?

Yes, we start with an audit of the code: how the files are organised, the dependencies installed, the practices followed by the previous team. This diagnosis identifies what can be kept as it is and what has to be reworked before adding new functions to the application. A progressive takeover remains the norm; a complete rewrite of the project in Dart is only justified if the state of the code makes that option faster and safer than a module-by-module takeover. We then hand you a detailed action plan before starting.

05Who takes care of maintenance once it is live?

It takes the form of an optional annual package, priced according to the actual scope of the application delivered: updates to Dart and its dependencies, compatibility with new versions of iOS and Android, fixes reported by your users. You remain free to take it or not. Without this package, we work occasionally on quotation for each change requested, but regular follow-up limits nasty surprises during the annual updates published by Apple and by Google.

06Does the code written in Dart belong to us?

Yes: the code repository and the developer accounts used to publish your application on the stores pass under your control from final delivery onwards. Since Dart is an open source language backed by Google, nothing commits you contractually to our agency beyond the assignment carried out. You can entrust the rest of the project, fixes or new functions, to another team without any authorisation from us being needed to take over the code. You also receive the technical documentation needed for another team to pick things up quickly.

07Does an application developed in Dart help my search visibility?

Not directly: a mobile application does not appear in classic search results, its visibility depends on its listing on the App Store and the Play Store — keywords, visuals, description — which we write with you before publication. It complements an already visible website rather than replacing it, giving your users an extra channel based on notifications and regular use. If search visibility remains your priority, we articulate it with an existing site.

The blog

What we learn in the field, we share with you

Our latest articles on web design, SEO and digital, written by Skyward Agency.

Contact

Get a free quote

Tell us about your project and we will get back to you within 24 hours.

Lucas Lamanthe LucasFounder — Skyward Agency

Your project deserves more than a quote: let’s talk.

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