Empowering personalized communication

MobileSphere is where the future of universal mobile communication starts.

More than 100,000 companies internationally place their trust in us.
Our products

We’re passionate about designing intuitive yet powerful solutions that make each interaction feel personal.

slybroadcast®

Send audio messages directly to the voicemails of thousands of phone numbers at one time.

slyText

SlyText is a business text messaging service that enables two way communications from the web to any smartphone in the United States or Canada... and back!

slydial®

Connect your call directy to someone's voicemail-box & leave a message.

SLYNUMBER

A mobile app that provides you with a number that protects your privacy and helps you maintain your anonymity.

SLYFONE

SLYFONE provides every user with a personal mobile number to activate and use WhatsApp and other services.

SLYGUARD

Private communications guaranteed over any app. SLYGUARD protects your privacy in an easy to use app. Use your favorite messaging app and SLYGUARD will protect your communication.

SLYTALK

With state-of-the-art encryption technology, SLYTALK ensures that every message, call, and video chat is kept private.

We believe that software is the force behind the advancement of mobile communication.

AI POWERED

Setting new standards for personalized connectivity with AI

Using innovative AI tools and prioritizing people in our design, we’re establishing a new standard for connectivity - making each connection feel uniquely yours.

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about us

Our values

Founded in 2015, MobileSphere is a pioneer in the mobile communication and software space.
Innovation

Our track record of inventions, including patented ringless voicemail, speaks for itself.

Creativity

We combine out of the box thinking with dedication and hard work to achieve unique results.

User experience

We deliver best-in-class user experience by listening to & acting on feedback.

milestones

We are transforming connectivity with intuitive, powerful solutions that customize interactions.

Patent holders

We’re the premier company in developing and patenting ringless voicemail technology, revolutionizing direct-to-voicemail communications.

Highly reputable

Established a reputation for delivering user-friendly and secure communication tools that cater to both personal and business users.