iPhone Screenshots


Sigma World Travel Link, the global mobile operator born to give your iPhone new amazing features:

• Add many lines, from any country, all always active on your phone.

• Global unlimited FREE incoming calls in your country or abroad.

• Unlimited FREE encrypted HD quality voice calls, SMS and video calls between Sigma World Travel Link users.

• The highest quality at lowest rates on worldwide outgoing calls than any other operators.

With Sigma World Travel Link you can receive calls with no roaming charges on your own mobile number even if you put a different SIM card in your phone. Connect to the Internet, start receiving calls on your own number and calling at the best rates.

Use your own number by diverting your mobile incoming calls to your Sigma World Travel Link number to be reachable everywhere with no roaming costs.

Extra features and OTT services included:

- A smart BOT for your settings. Send “HELP” to 222 to discover all the commands of your Virtual SIM card.

- Make calls with different caller IDs by simply sending “CLI” to 222.

- Send International SMS.

- Free SMS to Sigma World Travel Link users.


• Sigma World Travel Link is the World’s Best Roaming-free International Calling App.

• We offer Invincible HD quality calls around the world.

• With Sigma World Travel Link you can receive calls with no roaming charges on your own mobile numbers even if you put DIFFERENT SIM card on your phone.

• Connect to the internet; start receiving calls on your own number and make international calls at national rates.

• The highest quality at the lowest prices for worldwide outgoing calls.

Forget the roaming charges and feel free to travel the world and communicate from any place with Sigma World Travel Link, your new Virtual SIM card!

What’s New

Version 5.0.0

New features:

In-app SIM activation
Password-less login
In-app troubleshooting
Caller ID management
Smart CLI
DID configuration
Voice mail
Call forwarding

Ratings and Reviews

5.0 out of 5
2 Ratings

2 Ratings


Luca Mattei
59.9 MB

Requires iOS 9.0 or later. Compatible with iPhone, iPad, and iPod touch.


English, Arabic, Bulgarian, Czech, Danish, Dutch, French, German, Hebrew, Hungarian, Indonesian, Italian, Japanese, Korean, Norwegian, Persian, Polish, Portuguese, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Vietnamese

Age Rating


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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