Polygon Technology

App Marketplace (AppCity) By Grameenphone

Grameenphone

Grameenphone is the leading telecommunications company in Bangladesh, serving over 80 million subscribers nationwide. Established in 1997 as a joint venture between Telenor Group (Norway) and Grameen Telecom, it has played a pivotal role in connecting millions through its extensive 4G network and digital services. Beyond mobile connectivity, Grameenphone is driving Bangladesh’s digital transformation with platforms like the MyGP App, offering self-care, payments, and lifestyle features. With a strong focus on innovation, customer experience, and sustainability, Grameenphone continues to shape the future of communication in the country.

Brand Logo

Product Details

AppCity by Grameenphone is a digital service marketplace that brings together a curated collection of mobile apps and subscriptions across categories like entertainment, education, lifestyle, and productivity. It offers users a convenient, secure platform to discover, subscribe, and pay for premium apps — all in one place. With localized content and exclusive bundles, AppCity simplifies access to everyday digital services for millions across Bangladesh.

Service Details

We partnered with Grameenphone to enhance AppCity’s user experience through end-to-end product design support. From in-depth feature analysis to crafting intuitive wireframes and polished UI, our team ensured the app met both user expectations and brand standards. We also delivered interactive prototypes and closely supported developers through handoff and design QA — enabling faster, more reliable execution of design updates.

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Service Highlights

Feature Analysis

Assessed existing and proposed features to align with user needs and business goals.

UX Audit & Feature Analysis

Evaluated current flows and benchmarked against competitors.

User Flow Design & Wireframing

Mapped out optimized journeys for key tasks and features. Created low-fidelity layouts for rapid iteration and alignment.

UI Design

Developed high-fidelity screens aligned with Grameenphone’s brand system.

Interactive Prototyping

Built clickable prototypes for stakeholder review and user testing.

Developer Handoff & QA

Delivered assets with design specs and supported implementation.

Feature Analysis

Assessed existing and proposed features to align with user needs and business goals.

UX Audit & Feature Analysis

Evaluated current flows and benchmarked against competitors.

User Flow Design & Wireframing

Mapped out optimized journeys for key tasks and features. Created low-fidelity layouts for rapid iteration and alignment.

UI Design

Developed high-fidelity screens aligned with Grameenphone’s brand system.

Interactive Prototyping

Built clickable prototypes for stakeholder review and user testing.

Developer Handoff & QA

Delivered assets with design specs and supported implementation review.

Feature Analysis

Assessed existing and proposed features to align with user needs and business goals.

UX Audit & Feature Analysis

Evaluated current flows and benchmarked against competitors.

User Flow Design & Wireframing

Mapped out optimized journeys for key tasks and features. Created low-fidelity layouts for rapid iteration and alignment.

UI Design

Developed high-fidelity screens aligned with Grameenphone’s brand system.

Interactive Prototyping

Built clickable prototypes for stakeholder review and user testing.

Developer Handoff & QA

Delivered assets with design specs and supported implementation review.

Features

App Marketplace

Browse and access curated premium apps across multiple categories.

One-Tap Subscription

Easily subscribe to services using mobile balance or GPAY.

Exclusive Offers

Enjoy special bundles and discounts available only on APPcity.

Localized Content

Discover apps tailored to Bangladeshi users’ needs and interests.

Secure Payments

Make safe and seamless transactions with built-in payment options

Single Platform Access

Manage all your app subscriptions from one unified dashboard.

App Marketplace

Browse and access curated premium apps across multiple categories.

One-Tap Subscription

Easily subscribe to services using mobile balance or GPAY.

Exclusive Offers

Enjoy special bundles and discounts available only on APPcity.

Localized Content

Discover apps tailored to Bangladeshi users’ needs and interests.

Secure Payments

Make safe and seamless transactions with built-in payment options.

Single Platform Access

Manage all your app subscriptions from one unified dashboard.

App Marketplace

Browse and access curated premium apps across multiple categories.

One-Tap Subscription

Easily subscribe to services using mobile balance or GPAY.

Exclusive Offers

Enjoy special bundles and discounts available only on APPcity.

Localized Content

Discover apps tailored to Bangladeshi users’ needs and interests.

Secure Payments

Make safe and seamless transactions with built-in payment options.

Single Platform Access

Manage all your app subscriptions from one unified dashboard.

  • Online Payment
  • Lab Order
  • Appointment
    Cancelling

Additional Features

The platform provides seamless management of appointments, enabling users to easily schedule, reschedule, or cancel their bookings. It also supports secure online payments for consultations and services, streamlining the transaction process. Additionally, patients can conveniently order lab tests directly through the system, simplifying their healthcare experience.

    Additional Features

    The platform provides seamless management of appointments, enabling users to easily schedule, reschedule, or cancel their bookings. It also supports secure online payments for consultations and services, streamlining the transaction process. Additionally, patients can conveniently order lab tests directly through the system, simplifying their healthcare experience.

    Tech Stack

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    The Impact

    Our design support helped elevate AppCity’s usability, streamline feature access, and enhance visual consistency — resulting in a smoother user experience and faster execution of product updates.

    The Impact

    Polygon Technology’s robust payment gateway transformed Paperless Limited’s fintech vision into reality, enabling a seamless launch in Bangladesh’s digital payment landscape. By integrating advanced features like QR-based payments, recurring billing, and secure bank gateway management, the solution boosted operational efficiency, merchant trust, and consumer convenience. Leveraging a powerful tech stack—Java, PostgreSQL, React, Laravel, and Flutter—Polygon delivered a scalable, secure platform, empowering Paperless to lead the cashless revolution with confidence and excellence on February 25, 2025.

    Håb (ハブ)

    “Polygontech is helping startups like Håb to grow faster. With their supervision in product and expert engineers, our business growth accelerates at an outstanding level.”

    Yohey Toyoda

    Founder & CEO, Håb­ (ハブ)

    Håb (ハブ)

    “Polygontech is helping startups like Håb to grow faster. With their supervision in product and expert engineers, our business growth accelerates at an outstanding level.”

    Yohey Toyoda

    Founder & CEO, Håb­ (ハブ)

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