01KSM13
Web Development
Fast, accessible, search-ready web apps and marketing sites — engineered for performance, scale, and security.
- Next.js & React
- Design systems
- Headless CMS
- Core Web Vitals
Software studio · Building since 2015
We build software that takes your business to the next level.
KSM13 designs and engineers web apps, mobile apps, and custom platforms — from first idea to launch and scale. One partner for product, engineering, and growth.
50+
Products shipped
10+
Years building
16+
Specialists
3
Continents served
What we do
Four disciplines, one delivery team.
From a landing page to a platform your whole company runs on — we cover the full stack of building and growing digital products.
02KSM13
App Development
Native-quality iOS and Android apps built around your users, from first prototype to store launch and beyond.
- iOS & Android
- Cross-platform
- Offline-first
- Push & realtime
03KSM13
Custom Software
Scalable platforms, internal tools, and APIs tailored to the way your business actually runs.
- Cloud & DevOps
- APIs & integrations
- Dashboards
- Automation
04KSM13
Digital Marketing
Growth that compounds — SEO, content, social, and paid strategy that turns traffic into customers.
- SEO
- Content
- Social
- Paid ads
Selected work
Products across every domain.
Healthcare, education, commerce, marketplaces, developer tools — a sample of what we've shipped for teams around the world.
WordPress · ProductProduct
ElementsKit
An all-in-one Elementor addon with 40+ custom widgets, powering page builds for a global user base.
- WordPress
- PHP
- Widgets
HealthcarePlatform + App
Camelia HMS
A hospital management system and companion app bringing rural healthcare online for Bangladesh University of Health Sciences.
- Healthcare
- Web
- Mobile
EdTechPlatform + App
OngkoBiggan
An e-learning platform and mobile app delivering interactive courses and classroom management at scale.
- EdTech
- Video
- LMS
MarketplaceMobile App
Nilamhut
A live online-bidding marketplace where buyers and sellers meet in realtime auctions.
- Marketplace
- Realtime
- Payments
E-commerceMobile App
ShahebBibi
A full-stack e-commerce app with catalog, cart, checkout, and order tracking built for everyday shopping.
- E-commerce
- Checkout
- iOS/Android
EdTech · GamifiedMobile App
Quitch
A gamified learning app that turns study material into quizzes, streaks, and leaderboards.
- Mobile
- Gamification
- Analytics
Trusted by teams at
PKCS-BDBangladesh University of Health SciencesWorld Fish Center
How we work
A process built for momentum.
No black boxes. You see progress every week, from first sketch to a product in the hands of real users.
- 01
Discover
We dig into your goals, users, and constraints — then scope a plan with clear milestones and no surprises.
- 02
Design
Wireframes to polished UI. We prototype early so you can feel the product before a line of code ships.
- 03
Build
Clean, tested, well-documented code shipped in short cycles — you see progress every single week.
- 04
Launch & Scale
We ship, measure, and keep improving. Support, monitoring, and iteration are part of the deal.
The studio
A team of 16+ that acts like one partner.
KSM13 brings engineers, designers, and marketers under one roof. We prioritise client satisfaction and build long-term partnerships — most of our work comes from teams we've shipped with before.
Product-minded engineers
We care about outcomes, not just tickets. Every build starts with the question your business is trying to answer.
Built to last
Tested, documented, and maintainable code you can hand to any team — no black boxes, no lock-in.
One long-term partner
Design, engineering, and growth under one roof, so nothing falls through the cracks between vendors.
Empowering Binary
Contact
Let's build something worth shipping.
Tell us what you're working on. We'll get back within one business day with next steps — no obligation.
hello@ksm13.com