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Slick: eSIM & Global Calls

Slick: eSIM & Global Calls

eSIM, Global Calls & Topups

2.1K ratings
243 reviews
With Ads
🔧 Utilities
✈️ Travel
Free
In-App PurchasesWith Ads

Details

Released
November 13, 2021
Updated
September 16, 2026

Features

Developer

Slick Networks Incorporated
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🧾$0.99 - $99.99
In-App Purchase↘︎
📌Ready
Reviews summary↘︎
⭐243
Reviews↘︎
📝4+ tags
Tags↘︎
🔄6+ apps
Alternatives↘︎
❓5 answered
FAQ↘︎
📦~ in 2 weeks
Updates frequency↘︎
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About

This app simplifies global communication by offering digital eSIM data plans for over 150 countries, affordable international calls, and instant mobile recharge services worldwide. It allows for free calls between app users and provides transparent pricing with no hidden fees.

✓Digital eSIM data plans
✓International calling
✓Mobile recharge worldwide
✓Free Slick-to-Slick calls
✓Affordable data plans
✓No contracts or hidden fees
Show original description

What users say about Slick

Reviews of Slick are mixed: the Utilities app is rated 4.5/5 from 2.1K App Store ratings. What users like most: clear calls, smooth and reliable connections. Top complaints: calls dropping or poor connection quality, billing and account issues. Summarized from real user reviews.

Positive things

  • 👍Clear calls
  • 🚀Smooth and reliable connections
  • 💰Affordable international rates
  • 📞Easy to use
  • 🌐Great for international communication

Negative things

  • 🐛Calls dropping or poor connection quality
  • 💳Billing and account issues
  • 🕰️Rapid depletion of call credits
  • 🤖Poor customer service and support
  • 🔒Privacy concerns with number visibility
See all reviews

What's New in Slick

2.4.32

September 16, 2026

Improved app performance for smoother and faster calls.

15

Subscriptions & In-App Purchases

$4.99

Global Call Credit $5

Buy Credit of USD 5 to Make Calls

User reviews

Most RecentHighest RatedLowest Rated

Trouble with call issues

Iam losing money because lam calling but can’t hear them no voices at all
G7Gourmet 7

DM /Redsea one inc

I have used the application for quite while but this days very strange things happen the welcome offer the just pup up to the screen but if you need to cancel it doesn’t go away this must be address complaint guidelines for the store so what are you wait Apple QA team do this is embarrassing the Apple company
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YTYosief tekeste

Poor

Every call placed drops in seconds , you can’t make any effective call without interruption
JSJoshua Morgan SM

Eng.

Reliable
ZNZae Nyang

Customer service

Horrible company. Can’t reach anyone. My account was blocked with money still on it but can’t reach anyone to unblock it
AAbn70
See 238 more reviews

User experience

🐞

Reported Bugs

4 issues

App crashes or freezes on startup

Bug

Inability to delete payment information

Bug

Inconsistent call quality and connectivity

Bug

Incorrect or missing account balance updates

Bug
✨

Requested Features

4 requests

Add conference call feature

Feature

Provide option to hide caller ID

Feature

Improve transaction tracking and history

Feature

Introduce a low-balance notification

Feature

FAQ

What does Slick do?

Slick is a mobile application designed to simplify global communication. It offers digital eSIM data plans for over 150 countries, allows users to make crystal-clear international calls to mobile and landline numbers, and enables instant mobile recharge for friends and family worldwide.

How does the eSIM feature work?

Slick's digital eSIM allows you to get mobile data in over 150 countries without needing a physical SIM card. You can choose your destination, select a data plan, and activate it within the app in just a few taps, avoiding roaming charges and hassle.

What are the costs associated with using Slick?

Slick offers affordable plans with no contracts or hidden fees. You can choose pay-as-you-go international calling, daily or monthly calling plans, and affordable data plans starting from 1GB. Calls between Slick users are free and unlimited.

Which countries does Slick support?

Slick supports communication in over 190 countries worldwide, including Africa, Asia, the Middle East, Europe, and the Americas. This extensive coverage ensures you can stay connected no matter your travel destination.

How can I make international calls with Slick?

You can make international calls using Slick by either purchasing a calling plan for a specific country or by using the dial-pad and maintaining a healthy account balance. The app offers high-quality calls to both mobile and landline numbers globally.