🌟 10+

Successfully developed eSIM

Launch Your Own Global eSIM App

Lead the global eSIM market with fast, secure, and branded connectivity. We build eSIM apps for MVNOs, IoT brands, and travel providers — ready to scale worldwide.

End-to-end eSIM app design & development

Android and iOS compatibility

Seamless data-plan API integration

Secure, real-time subscription management

Customizable admin dashboard

White-label scalability & flexibility

24 / 7 technical support and maintenance

Let’s Build Your eSIM App Together

Tell us about your eSim app idea — our team will contact you to plan, quote, and develop it.

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Core eSIM Development Features

Seamless App Development

From Android to iOS, we build high-performance eSIM apps with a flawless user experience, robust backend, and optional VPN or IoT features to keep your business future-ready.

Native Android & iOS development

Fast, responsive user interfaces

Secure code architecture

Real-time performance optimization

Device compatibility testing

Continuous integration support

Smart API Integration

We integrate data plan APIs and carrier systems for seamless, GSMA-compliant provisioning secured by encryption and multi-layer authentication.

eSIM profile management

Secure data plan API integration

Carrier and provider compatibility

Activation and switching automation

Error-handling and reporting

Optimized data flow

Powerful Admin Control

Get a full-featured admin panel to monitor users, subscriptions, and analytics — all in one intuitive dashboard built for control and insight.

Subscription & billing management

Real-time user analytics

Plan tracking & insights

Secure access control

Branding & customization options

Cloud-based monitoring

Build a Fully Secure eSIM App with Integrated VPN

Kolpolok Limited specializes in VPN app development, integrating VPN capabilities into your eSIM app to deliver enterprise-grade security, seamless performance, and high-speed global connectivity.

While eSIMs are designed for convenience, we understand the importance of security. Kolpolok follows GSMA protocols, uses encryption, and employs multi-level authentication to protect data during remote provisioning.

Book a Free Consultation

Transforming Your eSIM Idea into a Working App

From strategy to launch, we follow a streamlined process that ensures your eSIM app is fast, secure, and ready for global deployment.

Plan & Prototype

We define your goals, map user journeys, and design a seamless interface that delivers an effortless eSIM experience across Android and iOS.

Develop & Integrate

Our team codes your app with carrier-grade security, integrates APIs, and ensures smooth provisioning and plan management for every user.

Test & Launch

We rigorously test for performance, compliance, and usability before launch — then support you post-deployment for continuous improvement.

Our Portfolio

A powerhouse from Bangladesh, we deliver top-tier VPN, Odoo ERP and Fleet Management solutions tailored to your business needs. With 100+ satisfied clients, we empower businesses to grow, streamline operations, and stand out.

Testimonials

Very very professional in what they do. Everything that was promised was also delivered and much more.

Filip Fomicov (Serbia)

Owner of IPLOCK VPN

Awesome experience with them, they do and fix everything i ask , will work with them again.

Rais Zied (Tunisia)

Owner of LocVPN

Excellent quality of service. Technically sound and very professional team of people. I really appreciate your efforts to provide me the best solution.

Mahmud (Turkiye)

Owner of SRP Group

Reliable, skilled VPN developers and great long term partners We’ve worked with Kolpolok on several major updates to our VPN product across iOS, Android, and desktop platforms, and have had a great experience.

The team is very technically strong, especially in areas like VPN protocol handling, WireGuard integration, and UI consistency across all platforms. They are able to quickly understand any issue we may face and have contributed meaningful solutions to both backend logic and in app behavior. What stands out most is their responsiveness and flexibility. Even if it occurs that we must modify the project scope, they adapt quickly and helped us meet our release timelines.

Ate Eskidji (Austria)

Co-Owner, Start VPN

Frequently Asked Questions (FAQ)

An eSIM app lets users activate mobile data plans digitally without a physical SIM card. It connects to carrier APIs for remote provisioning, making setup instant and borderless on Android and iOS devices.

Yes. With Kolpolok Limited’s white-label eSIM app development service, you can launch your own branded eSIM app that integrates APIs, manages users, subscriptions, and data plans — ready for global deployment.

Development time depends on features, integrations, and design complexity. On average, a full eSIM app for Android and iOS takes

Core features include data plan API integration, user subscription management, real-time analytics, secure activation, and an admin dashboard to monitor and control usage.

Kolpolok Limited can integrate your carrier’s API or recommend trusted providers. Our team ensures secure data flow, instant plan activation, and compliance with GSMA and telecom standards.

Yes — white-label development saves months of build time and reduces costs. You get a ready-made, customizable framework that’s proven, tested, and market-ready.

Kolpolok Limited builds eSIM apps with end-to-end encryption, API security layers, and multi-level admin control, ensuring safe transactions and user data protection.

Pricing depends on app features, integrations, and branding. Kolpolok Limited offers flexible packages for startups and enterprises. Get a free quote from our team to estimate your project cost.

Yes. eSIM apps are built for global connectivity — users can switch or activate local data plans while traveling, without needing physical SIM cards.

We’re a trusted telecom software company with years of experience building carrier-grade eSIM apps. From API integration to post-launch support, we handle every step for you

Bangladesh Office (Headquarter)

Kolpolok Limited
H # 24/1, Level # 7, Shyamoli Cinema Hall Building, Mirpur Road, Shyamoli
Dhaka – 1207, Bangladesh

QUICK CONTACT

Tel: +880 2-58153018 (During the office hour)
+880 1712901764 (WhatsApp Only)
Support: 24x7
Email: [email protected]

BUSINESS HOURS

Sun - Thu: 9:30 AM to 6:30PM

Launch Your Own Global eSIM App

Let’s Build Your eSIM App Together