Find direct answers about ZerithonLabs services, project pricing, communication, payments, ready-made products, and ongoing support. We build websites, custom software, and mobile apps for businesses in Bangladesh and worldwide, with documented delivery processes and practical options for international clients.
ZerithonLabs is a full-stack studio founded in 2022, building websites, web applications, custom software and mobile apps for businesses in Bangladesh and worldwide. We also offer ready-made products including POS/store management, warehouse & cold storage management, and HRM & payroll systems.
We build and maintain websites, web applications and mobile apps using PHP/Laravel, WordPress, Node.js, Next.js, React and Flutter. We also develop custom business software and support deployment and existing projects.
Yes — we work with clients across Europe and worldwide alongside our Bangladesh-based team, using English communication and flexible scheduling to overlap with European working hours. See our Working with International Clients page for details on timezone overlap, payments, and data handling.
We’re based in Bangladesh with a fully remote-capable workflow. Location doesn’t affect code quality or communication — we use the same written specs, version control, and review process any professional dev team uses, regardless of timezone.
Send us your project details or book a call. We respond with a scope and quote (in EUR or USD, depending on your preference), and once agreed, we set a timeline with regular check-ins.
We communicate in English using written specs, project boards, email/chat, and scheduled calls. Async updates mean you can review progress and leave feedback during your working day even when it’s outside our live hours.
Our average response time is around 3 hours during working days.
Yes — we offer ongoing maintenance, bug fixing, and support for websites and applications after launch, whether we built the original project or not.
Cost depends on scope, complexity, and timeline. We provide a clear, itemized quote after understanding your requirements — there’s no fixed price list because every project differs, but we’re upfront about cost before work begins.
We invoice in EUR or USD depending on client preference, and can discuss the payment method (bank transfer or agreed online payment) that works best for your business.
We offer a POS & store management system, a cold storage & warehouse management platform, and an HRM & payroll system — all designed for growing businesses that want a practical, working system without building from scratch.
Yes — our ready-made products can be customized to fit specific business rules, including country-specific requirements like local payroll rules. Customization scope is discussed and quoted separately from the base product.
We follow standard secure development practices, keep client code in access-controlled private repositories, and avoid unnecessary access to production data. For more detail on how we handle data for international/European clients specifically, see Working with International Clients.
Yes — we’re happy to work under an NDA and a written project agreement before development begins, if required.
Yes. Selected ZerithonLabs products and packages can use secure LemonSqueezy checkout links.
Last updated: September 2026