Mobile app development
An innovative, high-performing mobile app.
We build a custom app with you, with the features and user experience your business needs — on iOS and Android.
Mobile experts
Trust your app to mobile development experts.
Our expertise covers the whole journey of building a mobile app: strategy, design, development, store release and maintenance.
We study every project carefully to build exactly the right solution. Get a free assessment with one of our experts and valuable advice.
Our commitment
A simple, transparent collaboration.
Clear, detailed estimates
Your project is precisely priced: you see the budget and time for every feature.
Weekly releases
Iterative sprints and a release every week so you can test and approve new features.
Dedicated contact
A project manager who listens, advises and presents every milestone.
Tailored team
We assemble a team sized for your design, development and timeline needs.
Responsive support
Our commitment continues after launch: our team is reachable 7 days a week.
Our methodology
A complete offer to make your mobile app succeed.
Our consultants support you before, during and after every step to deliver a quality, competitive solution.
Concept
We analyse your goals and define a digital strategy with you, so your app delivers the right message and truly useful features.
Design
In co-design workshops, our designers imagine a modern, intuitive interface centred on your users to drive engagement.
Development
Our developers define the architecture and build features with open-source technology for performance, security and long-term reliability.
Release
We host the back-end and back-office on a suitable server and publish your app on Google Play and the App Store.
Improvement
An app must evolve with its users. New features and UX improvements fuel your retention strategy.
Maintenance
We preserve your app’s technical integrity to guarantee security, performance and scalability.
Build your app with Octogone
A mobile project? Let’s talk.
We review your project for free in a first meeting, then send you an estimate and a detailed quote.
And much more
Our other areas of expertise.
Client reviews
They say it better than we do.
Since day one we have helped many companies create or redesign their website or app. Their feedback is our greatest pride.
“Les meilleurs en développement web, avec la plus grande spécialité du respect du délai. J'aime votre façon d'intervenir en cas de panne technique d'une manière urgente.”
KM Keza
Cfo at Uliza Services
“Octogone est pour moi la meilleure plate-forme de développement et Des sites et applications, avec eux le service de mise en ligne et de maintenance se fait d’une manière professionnelle, rapide et garantie”
Nabiru Daniel
Directeur Technique at dro-line
“Très bon service 🥳🥳”
Olinge Junior
CEO at JobJunior
“Je vous le suggére pour vos solutions digitales! J'ai été satisfait.”
Bireke Daniel
CFO at Mindsetafrica
“Très bonne initiative”
Jo Jules
marketing manager DRC at Vitriare
“Je vous suggère une plateforme octogonale, la plus sécurisée, avec des experts qualifiés dans le domaine.”
Eliya kute
CEO at Goney
“La satisfaction total 👌🏽👌🏽”
Bwiza Patricia
Gérante at #spa
“Dire que octogone est la meilleure serait mentir, elle est professionnelle et donne un service de qualité. Nous tous nous voulons des pros et nous voulons un produit smart, je vous invite à les contacter pour vos sites web et services numériques.”
Kavunga Joseph
Agent de presse at Zargon
“Octogone propose des solutions numériques de haute qualité avec une expertise technique impressionnante. Leur équipe est fiable, communicative et respecte les délais. Je recommande Octogone pour des solutions technologiques de premier ordre.”
NDAYISABA Gloire
Développeur at ULIZA COMPANY
“Je vous invite à utiliser les solutions octogone, pour être sincère avant de nous lancer avec eux pour notre projet de site e-commerce on était sceptique sur certains points tels que : l’UX, delay, … mais on a été surpris, tout est excellent. Merci”
Bibin Anatole
Community Manager at BibinBusiness
“L’entreprise est professionnelle, présente un service de qualité et rapide. Je la recommande chaleureusement.”
Mulemeri Yannick
CEO at YMBank
FAQ
Your questions, answered.
Why work with a web agency?
An agency brings together experts in design, development, SEO and digital marketing. Every part of your project is handled with care, and you stay focused on your core business while specialists build your solution.
How does a project with Octogone work?
We start with a conversation to understand your needs and goals. Then we build a tailored plan with you: mockups, weekly development sprints, testing, launch and ongoing support.
How much does a project cost?
Pricing depends on the complexity of the project and the services you need. After the free assessment, you receive a clear, detailed quote, feature by feature.
What makes Octogone different?
Technical expertise, on-time delivery, a single point of contact and responsive support after launch. We also design for African realities: mobile networks, local payments and multilingual audiences.
Can you share references?
Of course. Browse our work and our client reviews — we can also put you in touch with some of our clients so they can share their experience.