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What is Slick?

Stay Connected Globally with Slick — Your All-in-One Solution for International Calls, eSIM Data & Mobile Recharge Slick brings the world closer by making global communication seamless, fast, and budget-friendly. Whether you're a frequent traveler, a remote professional, or someone who regularly stays in touch with friends and family across borders, Slick ensures you’re always connected without the stress of high roaming fees or complicated setups. With the Slick app, you can enjoy crystal-clear international calling, instant mobile recharge to any country, and flexible data-only eSIM plans that activate in minutes—no SIM swaps required. Our platform is designed for convenience, allowing you to manage calls, data, and top-ups in one simple, intuitive interface. Travel confidently, work efficiently, and stay connected effortlessly—Slick keeps you online, reachable, and in control wherever you go.

What is OpenSim?

OpenSim provides a user-friendly eSIM service specifically designed for travelers, offering a range of prepaid mobile data plans. Through an intuitive online platform, users can easily browse and compare various eSIM options that are customized for different countries, regions, or worldwide coverage, allowing them to choose their destination and desired data package, complete a secure transaction, and effortlessly set up their eSIM with options like one-click installation, QR code scanning, or manual input. This service allows travelers to stay connected while abroad without the inconvenience of changing their primary SIM card. OpenSim's offerings span across various global destinations and include both fixed-data and unlimited plans tailored to the traveler's needs. Furthermore, users can check for eSIM compatibility, contrast various plans, and activate their eSIM as soon as they arrive at their selected destination. To enhance the travel experience, OpenSim also provides useful resources and instructions for setting up connectivity, ensuring that users are fully equipped for their international journeys. This comprehensive approach not only simplifies the connectivity process but also contributes to a more enjoyable and seamless travel experience.

Media

Media

No images available

Integrations Supported

Additional information not provided

Integrations Supported

Additional information not provided

API Availability

API Availability

Pricing Information

$0
App is free to download, and users can make App to App free Calls to anywhere in the world. To call landlines or other non-app numbers, users need to buy calling plans as per their needs. Data eSIM and Mobile Recharge service are also paid.
Free Trial Offered?

Pricing Information

$0.60

Supported Platforms

Android
iPhone

Supported Platforms

SaaS
Android
iPhone
iPad

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Web-Based Support

Training Options

Not specified

Training Options

Documentation Hub

Company Facts

Organization Name

Slick

Date Founded

2021

Company Location

Pakistan

Company Website

slick.net

Company Facts

Organization Name

OpenSim

Date Founded

2025

Company Location

Portugal

Company Website

www.getopensim.com

Categories and Features

eSIMs

Not specified

Categories and Features

eSIMs

Not specified

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Popular Alternatives

Code eSIM Reviews & Ratings

Code eSIM

Aircode