---
title: "Responsive Portal Redesign, Pitch — Oister"
description: "Responsive redesign of Oister's portal – tighter visual direction and a consistent user experience across devices."
canonical_url: https://www.blackbook.dk/en/portfolio/oister/
md_url: https://www.blackbook.dk/en/portfolio/oister/index.md
language: en
last_updated: 2026-09-08
---

# Responsive Portal Redesign, Pitch — Oister

Responsive redesign of Oister's portal – tighter visual direction and a consistent user experience across devices.

> Alternate (Danish): https://www.blackbook.dk/portfolio/oister/index.md
> Provider: Blackbook — founded by Jeppe Sloth Carlsen (https://www.blackbook.dk/en/about/)
> Provider ID: https://www.blackbook.dk/#organization
> Founder ID: https://www.blackbook.dk/#person-jeppe
> Topics: Creative Direction, eCommerce, Responsive, UX & Product Design, Web Design, Campaign Sites, Web Portals, Website Redesign, Conversion Rate Optimization, B2C
> Part of: Blackbook — digital design agency, Copenhagen (https://www.blackbook.dk/en/)
> LLM reference: https://www.blackbook.dk/llms.txt
> Full reference: https://www.blackbook.dk/llms-full.txt
> Markdown sitemap: https://www.blackbook.dk/sitemap.md
> Preferred citation URL: https://www.blackbook.dk/en/portfolio/oister/

## Responsive Webdesign - pitch — Oister

Oister is one of Denmark's best-known mobile operators, recognised for a straightforward and competitive product range. As part of the final round of their hiring process, I developed a responsive redesign of the company's portal – proposing a tighter, more modern visual direction with a consistent user experience across devices.

## What the case shows

- Image: Responsive web interface for mobile operator featuring purple mascot and data plans
- Image: Mobile interface showcasing telecom offers with purple gradient, data plans and holiday promotion card

## Services used on this case

- [Creative Direction](https://www.blackbook.dk/en/services/creative-direction/)
- [eCommerce](https://www.blackbook.dk/en/services/ecommerce/)
- [Responsive](https://www.blackbook.dk/en/services/responsive/)
- [UX & Product Design](https://www.blackbook.dk/en/services/ux-product-design/)
- [Web Design](https://www.blackbook.dk/en/services/webdesign/)
- [Campaign Sites](https://www.blackbook.dk/en/services/campaign-sites/)
- [Web Portals](https://www.blackbook.dk/en/services/web-portals/)
- [Website Redesign](https://www.blackbook.dk/en/services/website-redesign/)
- [Conversion Rate Optimization](https://www.blackbook.dk/en/services/conversion-optimization/)
- [B2C](https://www.blackbook.dk/en/services/b2c/)
- [Websites & eCommerce](https://www.blackbook.dk/en/area/websites-ecommerce/)

## Facts

- Role: Freelance at Blackbook (1996–2026)

## About Blackbook

Blackbook is a Copenhagen digital agency blending creativity and technology across UX, branding, websites and eCommerce.

Areas of expertise:

- [Apps & Products](https://www.blackbook.dk/en/area/apps-products/index.md)
- [Brand & Campaigns](https://www.blackbook.dk/en/area/brand-campaigns/index.md)
- [Websites & eCommerce](https://www.blackbook.dk/en/area/websites-ecommerce/index.md)

Key figures:

- 250+ Digital projects
- 150+ Clients
- 15+ Fortune 500
- 5+ Top 100 Brands
- 25+ Years experience

## Site

[Home](https://www.blackbook.dk/en/index.md)
[Portfolio](https://www.blackbook.dk/en/portfolio/index.md)
[About](https://www.blackbook.dk/en/about/index.md)
[Services](https://www.blackbook.dk/en/services/index.md)
[Experience](https://www.blackbook.dk/en/experience/index.md)
[Recognition](https://www.blackbook.dk/en/awards/index.md)
[Contact](https://www.blackbook.dk/en/contact/index.md)
[CV](https://www.blackbook.dk/en/cv/index.md)
[Journal](https://www.blackbook.dk/en/journal/index.md)

Blackbook · Jerichausgade 7 · 1777 Copenhagen · (+45) 31 10 79 13 · [jeppe@blackbook.dk](mailto:jeppe@blackbook.dk)