Strong eSIM eSIM – Review, Test & Promo Code 2025

🌍

Countries covered

190 countries

💶

Starting at

3,60 €

📶

Network

5G

📊

Data

Starting at 500 MB

❌

Calls/SMS

No

🌐

App

No

Coverage in 190+ countries with regional and global plans.

Ultra-simple activation by QR scan, no waiting.

24/7 support via WhatsApp for fast assistance.

Competitive prices starting at €3.90 for reliable 4G/5G data.

Official ratings

Destinations & coverage

Strong eSIM covers over 190 countries with regional plans for Africa, Caribbean, Central/South America and global.

By region

Key points

✅

Advantages

  • ✓ Instant and easy activation for all travelers.
  • ✓ Affordable prices with high-speed data.
  • ✓ Customer support available 24/7 via WhatsApp.
  • ✓ Wide coverage including Africa, Caribbean and Central America.
  • ✓ No roaming fees or need for a physical SIM.
⚠️

Disadvantages

  • ✗ No calls or SMS, data-only.
  • ✗ Coverage varies depending on local partner networks.
  • ✗ Limited company info and no dedicated apps.
  • ✗ Some reviews mention throttling after heavy usage.
  • ✗ No major ratings on Trustpilot or stores.

Customer reviews

esimdb

4/5

“

Excellent experience in New York, Chicago and LA. 5G most of the time, easy and perfect!

November 1, 2025

esimdb

2/5

“

Cut off after 12GB instead of promised unlimited, misleading advertising about GB.

October 1, 2025

esimdb

4/5

“

Low prices, decent speeds with possible 5G operator switch.

September 1, 2025

Description

Strong eSIM is a data-only eSIM provider designed for international travelers, offering affordable plans covering over 190 countries with fast 4G/5G networks. Activation is done by scanning a QR code for immediate connection without a physical SIM, perfect to avoid roaming fees. Plans range from 500MB/day to unlimited over 1 to 30 days, starting at €3.90, with responsive support via WhatsApp. Ideal for digital nomads, tourists, or professionals on the move who want simplicity, speed, and reliable global coverage.

How it works

Go to strongesim.com, select country/region and data/duration plan.

Choose a secure payment method and receive the QR code instantly.

Open Settings > Cellular > Add eSIM on iOS or equivalent Android.

Follow instructions to download the eSIM profile via QR.

Select the Strong eSIM for mobile data and enable roaming.

Test internet; contact WhatsApp support if needed.

⚠️ If it fails

✅ Activate airplane mode then off, check eSIM selection and data roaming.

✅ Switch to another partner network via settings if available, or contact support.

✅ Ensure stable WiFi connection, restart device or request new QR via WhatsApp.

Alternatives

FAQ

Choose an unlimited 15-day plan or 10GB/30 days starting at €3.90, covering 5G on local networks.

Yes, tethering is allowed on most plans to share the connection.

Works on iPhone XS+, Samsung Galaxy S20+, Google Pixel 3+ and most eSIM-compatible Androids.

No, data-only plans; use VoIP apps like WhatsApp for communication.

24/7 support via WhatsApp, quick responses for activations or issues.

Buy a new plan and add it; manage multiple eSIMs on one device.

Company info

Email: [email protected]

Website: https://strongesim.com

Support

24/7

whatsapp

Platforms

Web

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