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USim: eSIM Unlimited Data

USim: eSIM Unlimited Data

Global e SIM & Travel Internet

705 ratings
89 reviews
✈️ Travel
Free

Details

  • Released
  • Updated
  • May 24, 2024
  • September 9, 2026

Features

Background Location Access

Developer

Amas International
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About

This app provides global internet connectivity for travelers, eliminating the need for physical SIM cards and high roaming fees. It offers affordable data plans in over 100 countries, managed conveniently through a single application.

✓Global data coverage in 100+ countries
✓Affordable data packages
✓Easy data usage monitoring and top-ups
✓Secure and encrypted network
✓Instant activation upon arrival
✓24/7 customer support
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What users say

Summarized from real user reviews of USim. Based on 705 reviews and a 4.0/5 average, it highlights the 7 positives and 9 negatives reviewers mention most about this Travel app.

Positive things

  • 🚀Fast and easy eSIM activation process
  • 💰Affordable pricing and good value for money
  • 🌍Excellent international coverage across multiple countries
  • 💳Cashback rewards program
  • 👍User-friendly and intuitive app interface
  • 📱Reliable eSIM technology
  • 🎯Wide range of data plans available

Negative things

  • 😞Extremely slow customer support response times
  • 🔌Weak network signal and poor connectivity in some regions
  • 📵Unreliable service - frequent disconnections and dropouts
  • 🚫Unresponsive customer service team
  • 💸Unauthorized charges and payment issues without receipts
  • 🐛eSIM installation failures despite payment
  • 😤Poor customer service attitude and lack of empathy
  • 🌐Limited network coverage in certain countries
  • ⏳Slow internet speeds despite full signal bars
See all reviews
+1

What's New in USim

3.04

September 9, 2026

New Design Enhancements Bug Fixes & Improvements

Events

Read more about Summer In Europe eSIM Internet
Event EndedSpecial Event

Summer In Europe eSIM Internet

Unlimited internet and data as you travel Europe.

Jul 6, 2026 — Jul 30, 2026

Read More

See All

User reviews

Most RecentHighest RatedLowest Rated

تطبيق رائع

خدمات ممتااااازه وتطبيق راااائع وأنصح فيه وبشدة
BindashtBindasht

Amazing App

Helped me and saved me a lot of hassle
s.dossaris.dossari

Response from developer

Glad that we did. Always here for you guys!

Terrible company

Signal disappear and doesn’t come back and no customer support - avoid USim
zakssssssszaksssssss

The Ritz Carlton of Roaming

The easiest app to stay connected.
JensenfromdennysJensenfromdennys

Response from developer

Can't ask for a better review.

Bad and slow!

They don’t tell you it doesn’t support 5G and download speed is only 6 Mbps!!! I tried it in China and it’s So bad and not worth it!
RorowiRorowi

Response from developer

Sorry to hear that you had an unpleasant experience. We'll get in contact to sort out the issue.

See 84 more reviews

User experience

🐞

Reported Bugs

5 issues

eSIM fails to activate after payment

Bug

Application loading issues preventing plan selection

Bug

Network disconnections requiring device restart

Bug

Internet connection freezing and hanging

Bug

Charges applied without service delivery

Bug
✨

Requested Features

5 requests

Faster customer support response system

Feature

Real-time network coverage maps

Feature

Automatic refund system for failed activations

Feature

Live chat support option

Feature

Better technical support documentation

Feature

FAQ

What does USim do?

USim provides global internet connectivity for travelers. It allows you to purchase and manage data plans for over 100 countries directly through the app, eliminating the need for physical SIM cards and expensive roaming fees.

How does USim ensure affordable data plans?

The app offers a variety of data packages that are tailored to different needs and budgets. It focuses on transparent pricing with no hidden fees, making it a cost-effective solution for staying connected abroad.

Is USim compatible with all devices?

While the description doesn't explicitly state device compatibility, eSIM technology is generally supported by most modern smartphones and tablets. Users should verify their device's eSIM capability before purchasing a plan.

What are the benefits of using USim for travel?

USim offers seamless connectivity worldwide, avoiding high roaming charges and the inconvenience of finding and swapping local SIM cards. You get reliable, fast, and affordable data with instant activation and easy management through a user-friendly interface.