Frequently asked questions
Do I need to purchase additional credits?
Your subscription includes unlimited inbound text messaging and phone calls, as well as a 100 outbound credits. You may need to increase your outbound messaging credits depending on your usage. Note: 1 credit= 1-minute phone call, 1 text message, or 1 picture message.
Does SLYNUMBER work with financial services?
Yes, since SLYNUMBER provides real mobile numbers, it works with financial services that require phone number verification. You can securely use it to receive SMS codes and other essential notifications from your bank or other financial institutions.
Can I use SLYNUMBER outside of the US?
You can use SLYNUMBER for personal calls or business calls anywhere in the world with no roaming fees. All you need is a data connection (mobile data or WIFI).
Can I use my SLYNUMBER for international calls and messages?
Yes! SLYNUMBER can only be used to make calls and send messages to many countries across the world. can only be used to make calls and send messages to phone numbers in the US and Canada.Yes. SLYNUMBER works for international calls and messages. International rates apply, so be sure to check your balance, credit used per call or message will vary by destination.
Can I choose my area code?
Yes. SLYNUMBER offers all area codes in the US, so you can keep your phone number private and get a local number that suits you. Purchase your second mobile number, online, today!
Where is SLYNUMBER available?
The SLYNUMBER app can be downloaded in over 150 countries worldwide. It is available on both the Apple App Store and Google Play Store, making it accessible to users across a broad range of regions. Simply search for “SLYNUMBER” in your iPhone or Android app store to check availability in your country.
Why is having a real mobile phone number important?
Real mobile numbers are more versatile and reliable than internet-based VoIP numbers. Many services, including social media, shopping platforms, dating apps, and financial institutions, require real mobile numbers for verification. SLYNUMBER provides you with a second low cost line that functions just like your primary one, ensuring compatibility across various platforms. Skip the phone bill and switch to SLYNUMBER!
What sets SLYNUMBER apart from other second number apps?
SLYNUMBER is the only app that offers real mobile numbers, not just VoIP (Voice over Internet Protocol) numbers. Many other second number apps rely on internet-based numbers that may not work for all services, while SLYNUMBER provides actual mobile service numbers that are more reliable and widely accepted. Real mobile numbers are more versatile and reliable than internet-based VoIP numbers. Many services, including social media, shopping platforms, dating apps, and financial institutions, require real mobile numbers for verification. SLYNUMBER provides you with a second line that functions just like your primary one, ensuring compatibility across various platforms.




