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Messaging

  • How does end-to-end encryption (E2EE) work in EXTRA SAFE?

  • Can anyone read my messages – EXTRA SAFE team, governments, hackers?

  • What are ephemeral (disappearing) messages, and how do I set them?

  • How do I start a new chat?

  • How do I send files, photos, and voice notes in a chat?

  • Are files and attachments also encrypted?

  • Where are my messages stored?

  • What happens to my chat history when I switch devices?

  • What is the maximum file size I can send?

  • What types of files can I share in EXTRA SAFE?

  • How long do ephemeral messages stay visible? Can I change the timer?

  • Does EXTRA SAFE strip metadata from photos and files I send?

  • What happens if a message fails to send?

  • What encryption protocol does EXTRA SAFE use?

  • Is EXTRA SAFE safer than WhatsApp / Telegram / Signal for messaging?

  • Does EXTRA SAFE collect metadata (who I talk to, when, how often)?

  • What is ephemeral messaging, and why does it matter for privacy?

  • Can I back up my chat history?

  • How are messages handled if the recipient is offline?

  • Is it safe to share a wallet address inside an EXTRA SAFE chat?

Wallet

  • Is the EXTRA SAFE wallet custodial or non-custodial (self-custody)?

  • What does self-custody mean and why does it matter?

  • What is the EXTRA SAFE wallet, and how does it work?

  • How do I activate the wallet in the app?

  • What cryptocurrencies and tokens does the wallet support?

  • How do I send crypto from my EXTRA SAFE wallet?

  • What is a recovery phrase, and how do I save it safely?

  • What happens if I lose my recovery phrase?

  • How do I restore my wallet on a new device?

  • Does EXTRA SAFE have access to my funds?

  • What are network (gas) fees, and who pays them?

  • What is Avalanche and why is it the default network in EXTRA SAFE?

  • How do I check my transaction history?

  • What are stablecoins (USDT), and how do I use them in EXTRA SAFE?

  • Can I send stablecoins to an external wallet address?

  • Can I receive crypto from an external wallet (e.g., MetaMask, Coinbase)?

  • What happens if I send crypto to the wrong address?

  • How do I know which network a transaction is on?

  • Are there any fees for using the EXTRA SAFE wallet?

  • Can the EXTRA SAFE wallet be hacked?

  • What is the EXTRA WALLET (web wallet), and how is it different from the in-app wallet?

  • What is an Ethereum wallet address and how does it work?

  • What is a non-custodial wallet vs. a custodial wallet?

  • Is the EXTRA SAFE wallet suitable for large amounts of crypto?

  • What is an ERC-20 token?

In-Chat Transfers

  • How do I send crypto to someone directly in a chat?

  • Do I need to know the recipient's wallet address to send crypto?

  • What cryptocurrencies can I send in a chat?

  • How much does it cost to send crypto in a chat?

  • How fast are in-chat crypto transfers?

  • How do I send a Crypto Gift Link?

  • Can I send crypto to someone who hasn't activated their wallet yet?

  • Is sending crypto in a chat safe? Can it be reversed?

  • How does the recipient receive the crypto I send in chat?

  • What happens if I send crypto to the wrong contact?

  • Is there a minimum or maximum amount I can send in a chat?

  • Do both people need to be on the same network?

  • Can I send crypto to an EXTRA SAFE contact who is in a different country?

  • How do I confirm a transaction was received?

  • Will there be a notification when I receive crypto in a chat?

  • How do in-chat payments differ from a standard blockchain transfer?

  • Can I add a message or note to a crypto transfer?

  • Can I send crypto to someone who doesn't use EXTRA SAFE?

  • Why is sending crypto/digital dollars in a messenger better than using a standalone wallet?

  • What happens if my internet connection drops while sending crypto?

  • Is there a transaction history for my in-chat payments?

  • Are in-chat payment details encrypted like regular messages?

  • Is it cheaper to send USDT via EXTRA SAFE than through a traditional bank transfer?

Getting Started

  • What is EXTRA SAFE?

  • How do I download and install the EXTRA SAFE app?

  • Do I need a phone number or email to sign up?

  • How do I create my account in EXTRA SAFE and activate the wallet?

  • What is an EXTRA SAFE number and how does it work?

  • What is a recovery phrase, and why is it important?

  • How do I restore my account on a new device using the recovery phrase?

  • What platforms does EXTRA SAFE support?

  • What do I need to get started with EXTRA SAFE?

  • Is EXTRA SAFE free to use?

  • What is a "self-owned messenger" and what does it mean for me?

  • Which networks does EXTRA SAFE support?

  • How do I invite friends and contacts to EXTRA SAFE?

  • How do I send a crypto Gift invite?

  • What happens if I lose my recovery phrase? Can I recover my account?

  • What data does EXTRA SAFE collect about me?

  • What is a neo-money messenger?

  • Is EXTRA SAFE open source?

  • Is EXTRA SAFE available in my country?

  • What languages does EXTRA SAFE support?

  • Can I use EXTRA SAFE without activating the crypto wallet?

  • What are the system requirements for the EXTRA SAFE app?

  • What is UGTP and how does gasless sending work in EXTRA SAFE?

Profile

  • How do I set up and edit my profile in EXTRA SAFE?

  • What is my EXTRA SAFE number, and where can I find it?

  • How do I add or remove contacts?

  • How do I share my profile with others?

  • Can I use EXTRA SAFE on multiple devices at the same time?

  • How do I switch to a new device and keep my contacts?

  • Can I change or customize my EXTRA SAFE number?

  • How do I delete my EXTRA SAFE account?

  • How do I verify the identity of a contact?

  • Can I have multiple profiles in EXTRA SAFE?

  • What information is visible to other users on my profile?

  • Can I import contacts from my phone's address book?

  • How do I change the app's language?

P2P Calls

  • How do I make a voice or video call in EXTRA SAFE?

  • Are calls in EXTRA SAFE encrypted?

  • How many people can join a group call?

  • Do I need to install anything to use EXTRA SAFE browser calls (P2P Web Call)?

  • What browsers and operating systems are supported for browser calls?

  • What is the difference between in-app calls and browser P2P Web Calls?

  • What should I do if my camera or microphone isn't working?

  • Why can't I hear or see the other person during a call?

  • Can I reuse the same browser call link for multiple sessions?

  • Is the chat history in a browser call saved after the meeting ends?

  • Are group video calls available on both mobile and browser?

  • What internet speed do I need for a smooth call?

  • Can I share my screen during a call?

  • Can I make a call to someone who isn't an EXTRA SAFE user?

  • Does EXTRA SAFE use peer-to-peer connection for calls? What does that mean for privacy?

  • What data is transmitted during a call, and what is stored?

  • Can I record a call in EXTRA SAFE?

  • How do I troubleshoot poor call quality?

  • Can I use EXTRA SAFE calls on a low-bandwidth / mobile data connection?

April 29, 2026

Profile

Your EXTRA SAFE number is your identity for messaging, crypto transfers, and calls. This section covers how to find and share your number, manage your display name, add and remove contacts, adjust notifications, and understand what information is visible to others.

You'll also find answers on using EXTRA SAFE across devices, switching to a new phone, managing multiple accounts, and deleting your account.

All articles

  • How do I set up and edit my profile in EXTRA SAFE?

  • What is my EXTRA SAFE number, and where can I find it?

  • How do I add or remove contacts?

  • How do I share my profile with others?

  • Can I use EXTRA SAFE on multiple devices at the same time?

  • How do I switch to a new device and keep my contacts?

  • Can I change or customize my EXTRA SAFE number?

  • How do I delete my EXTRA SAFE account?

  • How do I verify the identity of a contact?

  • Can I have multiple profiles in EXTRA SAFE?

  • What information is visible to other users on my profile?

  • Can I import contacts from my phone's address book?

  • How do I change the app's language?

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