What’s ChatSim?

ChatSim is the world’s first SIM card that lets you connect your ChatApps wherever you are. For just $20 a year you can send unlimited text messages and emoji with WhatsApp, Facebook Messenger, WeChat, LINE, Telegram and many other Instant Messaging apps. Thanks to ChatSim you can keep in touch with family, friends and colleagues. Plus another 3 billion people around the world.

No more roaming costs

If you are traveling around the world, you’ll never have to worry again about roaming costs. Live every moment to the fullest and exchange unlimited text messages and emoji with everyone.

chatsim coverage map

The Technology

ChatSim cuts unwanted data traffic by 90% and guarantees extraordinary speed on 3G and 4G networks because it always connects to the operator with the best coverage.

Keep your Apps and contacts

You won’t lose your current number with WhatsApp, Telegram, WeChat or any other ChatApp. Message with whoever you want without any worries: ChatSim takes care everything.

For me, you and everyone

ChatSim is designed not just for travelers: it is really useful in countless situations. Purchase the Sim and start chatting. We are waiting for you.

Three SIM cards in one.

We wanted to create a SIM card that would let you chat with all phones. Mission accomplished! ChatSim is All-In-One: regular, micro, and nano.

Compatible Apps

Compatible Apps


It works everywhere

Automatic connection to the best network operator available in the area, available in over 150 countries worldwide, and growing day-by-day!

It works with any device!

Android, iOS or Windows; Whatever your preferences, your ChatSim will follow you, wherever you go.

Your four-step plan to the roaming revolution! #noroaming

Step #1 - Purchase

Get your ChatSim before your next trip or adventure, or for your son or daughter instead of those expensive monthly plans! For just $20 annually, you can send unlimited text messages and emoji with Whatsapp, Messenger and many other apps. Your initial purchase covers the cost of the SIM Card as well as one year or unlimited usage. It makes the perfect travel companion for all your trips abroad. For genuine globetrotters.

Step #2 - Activate

ChatSim can be activated in just a few simple clicks on our website. Once purchased, enter the 19 or 20-digit identifier number on the SIM card and the number assigned to your ChatSim. Click Continue and that's it!

Step #3 - Insert

ChatSim fits in all smartphones: insert yours now. You are connected to the roaming operator with the best coverage to always have top connection quality. What more? Of course, unlimited chatting.

Step #4 - Enjoy!

That’s all: wherever you are, you can send unlimited text messages and emoji to all your friends thanks to ChatSim. Recharge your SIM card with convenient multimedia packs to exchange photos and videos and make voice calls. Bon voyage!