A Sudo for all your connections…

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Create temporary or permanent global numbers to call anyone.

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Sudo allows you to create unlimited avatars to protect every activity.

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Shop and sign up for coupons without all the inbox clutter.

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Share texts, pics, videos and maps with friends or private groups.

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Call anyone, anywhere around the world, even if they don’t have Sudo.

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Use Sudo to keep your main number private – until the time is right.

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Have a seperate Sudo number for selling on Cragslist, Ebay and more.

The only app that gives you 9 Lives – Free

Welcome to Sudo. Send private messages, manage multiple phone numbers and email addresses, and create special-use avatars that last as long as you need them. A completely secure app, Sudo gives you up to nine avatars free – each with its own custom phone number and email address. Now you can call, text and email anyone, anywhere in the world—even if they don’t have Sudo.

Explore all Features

Do you like WhatsApp©? Do you like Telegram©? Do you like Messenger©? Do you like Hike©? Do you like Viber©? Do you like Line©?

Then you will Shape Created with Sketch. Sudo.

Explore All Features

Unlimited calling. 9 free lines.

Call any SudoApp number worldwide, for free. Make global calls to any mobile or landline number with SudoOut.

  • Get 9 custom phone numbers free.

    Only Sudo gives you 9 free, custom phone lines. Create them instantly – in your favorite country.

  • Call anyone, on any phone. No walled gardens.

    Free, unlimited calling lets you talk to anyone worldwide – even if they don’t have Sudo.*

  • Customize it your way.

    Select your favorite ring tones, create custom voicemail messages and reset phone numbers.

*SudoApp-to-SudoApp calls are always free. Limits and rates may apply to SudoOut calls. Learn More  

Unlimited messaging.
100% private.

Sudo messaging gives you free, unlimited possibilities. End-to-end encryption gives you absolute privacy.

  • Delete, modify and disappear.

    Delete and modify sent messages at any time. Make messages disappear with SudoMsg™ mode.

  • Chat with groups – on your terms.

    Share texts, pictures and videos with groups of any size. Leave and return to groups as you wish.

  • Safe, secure and really private.

    End-to-end encryption? Yeah, we have it. Plus, we’re so private we don’t even know who you are.

Say hello to hack-proof email.

The most secure, simple and flexible email ever delivered. Have up to 9 custom email addresses free.

  • Free and easy.

    No username, password or login required to create or access your email. Get 9 addresses free.

  • Secured with end-to-end encryption.

    All Sudo email communications are private, and can only be seen by the people you send them to.

  • Powerful and flexible.

    Create a customized email for every Sudo avatar (1GB of total storage). Delete or reset anytime.

Stay connected.
SudoApp for Web.

Use SudoApp for Web to sync all of your avatars and threads. Communicate with anyone, on any device.

  • Delete, modify and disappear.

    Delete and modify sent messages at any time. Make messages disappear with SudoMsg™ mode.

  • Chat with groups – on your terms.

    Share texts, pictures and videos with groups of any size. Leave and return to groups as you wish.

  • Safe, secure and really private.

    End-to-end encryption? Yeah, we have it. Plus, we’re so private we don’t even know who you are.

Link. Shop. Pay.

Using SudoPay? Now you can link any of your virtual cards with any of your Sudo avatars.

  • Link with one tap.

    Easily and seamlessly link any of your SudoPay cards – right from your Sudo avatar.

  • Shop with SudoPay.

    Link your virtual cards with your favorite avatars to organize any of your online shopping activities.

  • Checkout with ease.

    Easily access your virtual cards from any Sudo avatar and auto-fill with a single tap.

Safe, secure and private architecture.


Private Keychain End-to-End Encryption Strong Anonymity

Only you hold the keys
  • Only you hold the keys to access and see your Sudo avatars and data.
  • Your unique encryption keys are never stored on our servers.
  • You can, as an option, backup your encryption keys to your iCloud account.
Your SudoApp data + our cloud
  • Any SudoApp information you create, that is stored in our cloud, is encrypted.
  • We do not have, nor hold, your unique encryption keys.
  • We can never decrypt any of your data that is stored on our cloud.
SudoApp encryption keys
  • Once you activate SudoApp, we create your unique encryption keys.
  • We create RSA 2048 bit private & public key pairs and AES 256 bit symmetric keys.
  • Every request SudoApp makes to our cloud is signed using an RSA private key.
SudoApp encrypted messaging
  • All Sudo-to-Sudo text messages are end-to-end (E2E) encrypted.
  • When you send a text, SudoApp encrypts it on your device first.
  • Your message can only be decrypted and read by the recipient’s SudoApp.
100% privacy
  • SudoApp E2E encryption keeps your conversations completely private.
  • There are no cryptographic keys stored on any intermediate servers.
  • Neither we, nor anyone else, could intercept and decrypt your messages.
SudoApp hack-proof email
  • We are excited to announce that Sudo-to-Sudo emails will soon be E2E encrypted too.
  • This means all Sudo-to-Sudo email communications will be 100% private, and only seen by you and the people you send them to.
You are in control
  • We do not require you to register to activate and use SudoApp.
  • We do not require you to create an account, login or password.
  • We do not know who you are.
No personal info to expose
  • We do not have, nor do we store, your personal information.
  • There is no personal data in our cloud for hackers to expose.
  • There is no personal data of any kind that we could expose.
Be anonymous in a crowd
  • SudoApp gives you anonymity in a crowd of hackers, trackers, stalkers.
  • SudoApp allows you to call, text and email with as much anonymity as you desire.

And even more!

Contacts

Easily add contacts through your phone’s contact list, or sync them between identities.

Notifications

Never miss a text, email or call. Sudo notifies you immediately for the things that matter.

Global Search

Sudo allows you to search through history and all identities, so you never lose any call or text.

What happens in Sudo stays in Sudo.

Private Keychain

You are in control. We don’t know who you are. Only you and your devices hold the key to access your Sudo avatars.

End-to-end Encryption

Sudo is E2E encrypted so all communications are private and only seen by the people you send them to.

Strong Anonymity

Sudo adds a layer of anonymity and obscurity, allowing you to hide in crowds of data miners, profilers and hackers.

In Private. In Control.

Start using Sudo today!

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