eSIM App Development Experts | Kolpolok Limited
🌟 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 End-to-end eSIM app design & development
Android and iOS compatibility Android and iOS compatibility
Seamless data-plan API integration Seamless data-plan API integration
Secure, real-time subscription management Secure, real-time subscription management
Customizable admin dashboard Customizable admin dashboard
White-label branding & scalable architecture White-label scalability & flexibility
24 / 7 technical support and maintenance 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.

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

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

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

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.

Symlex VPN

Symlex VPN logo Symlex VPN

We built Symlex VPN as a full-scale, white-label VPN ecosystem across Android, iOS, Windows, MacOS, and Android TV—integrating advanced protocols, reseller systems, real-time analytics, and global payment gateways to support scalable business growth.

BPC Fleet Management

BPC Fleet Management logo BPC Fleet Management

Delivered a Smart Fuel Distribution Monitoring System to BPC with telemetry, VMS, VTS, fleet control, real-time alerts, and scalable architecture for efficient fuel management. It ensures efficient operations, data integrity, and supports future growth.

Southeast University

Southeast University logo Southeast University

Developed a responsive CMS with multilingual support and API integration. Delivered a scalable, secure CMS using Laravel and React with Inertia.js. The system features a user-friendly admin panel, role-based access control, dynamic routing - ensuring a seamless user experience.

IP Lock VPN

IP Lock VPN logo IP Lock VPN

UI for IPLOCK VPN with a focus on simplicity, security, and speed. The interface ensures a seamless connection experience, allowing users to protect their privacy and browse freely with just one tap.

NTrack Fleet Management

NTrack Fleet Management logo NTrack Fleet Management

Robust fleet management solution featuring real-time vehicle tracking, route optimization, driver behavior monitoring, multi-vehicle dispatch, and automated alerts. The system improves operational efficiency, controls costs, and ensures timely decision-making.

bKash Live Chat

bKash Live Chat logo bKash Live Chat

We provided bKash with a smart live chat system featuring real-time customer support, automated responses, ticket management, user history tracking, and performance analytics. This solution improves customer engagement, support efficiency, and overall quality.

Fibmesh NeuConnect

Fibmesh NeuConnect logo Fibmesh NeuConnect

Fibmesh is a decentralized global network app with advanced encryption and unique digital identities. Designed for usability, it empowers individuals and businesses with secure, seamless, and efficient digital interactions.

Bidyanando

Bidyanando logo Bidyanando

A streamlined donation system for Bidyanondo’s noble mission. We introduced a donation platform that simplifies financial tracking, improves donor experience, and reduces operational burden—helping the organization serve more people.

Narana Lifestyle

Narana Lifestyle logo Narana Lifestyle

Empowered a smart ERP for efficient manufacturing control. We provided a tailored ERP solution to optimize manufacturing processes, including inventory management, procurement, and real-time reporting—boosting efficiency and enabling data-driven decisions.

Bandhu

Bandhu logo Bandhu

We provided an integrated ERP – Management Information System (MIS), and Monitoring, Evaluation, Accountability and Learning (MEAL) System for Bandhu to enhance program oversight, data management, and organizational accountability across their operations.

Dahmashi Group

Dahmashi Group logo Dahmashi Group

Developed ERP system with multi-warehouse & purchase tracking. We delivered a custom ERP solution, integrating sales, purchase, inventory, and multiple modules. The system streamlines operations, improves data accuracy, and enhances overall business efficiency.

Ensec (Aman Group)

Ensec (Aman Group) logo Ensec (Aman Group)

Empowered Ensec with a Smart ERP for efficient manufacturing control. We provided a tailored ERP solution to optimize manufacturing processes, including inventory management, procurement, and real-time reporting—boosting efficiency and enabling data-driven decisions across operations.

Symlex Layer

Symlex Layer logo Symlex Layer

Symlex Layer is a next-gen cybersecurity and network access application built for teams and businesses. It tackles network scaling, access control, and security challenges by continuously monitoring, managing, and protecting critical digital assets.

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Testimonials

FAQs

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 20–45 days from concept to launch.

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

South Africa Office

60 Calendula Drive, Malabar 6020
Port Elizabeth, South Africa

QUICK CONTACT

Tel: +880 2-58153018 (During the office hour)
Mobile: +880 1712-901764 (WhatsApp)
Support: 24x7
Email: [email protected]

BUSINESS HOURS

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


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