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Last updated on: 2026-06-20
Android Apps > Communication > SLYNUMBER
SLYNUMBER icon

SLYNUMBER

7.8
MobileSphere
3.84
1,008 reviews
100,000+
Downloads
Free

Second phone number to make and receive calls and texts.

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About SLYNUMBER

SLYNUMBER is a communication app developed by MobileSphere.

Download Statistics

SLYNUMBER has been downloaded 380 thousand times. In the last 30 days, the app was downloaded 27 thousand times.

User Ratings

SLYNUMBER is rated 3.84 out of 5 stars. The rating is based on 1 thousand ratings.

App Information

SLYNUMBER is FREE to download. The APK download size is 62.28 MB. The latest version available is 7.8. The last update was on June 9, 2026.

Technical Requirements

SLYNUMBER requires Android 9.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play September 2022.

Description
SLYNUMBER can do everything your primary mobile number can but with added privacy and more features.
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More data about SLYNUMBER

Price Free to download
Total downloads 380 thousand
Recent downloads 27 thousand
Rating 3.84 based on 1 thousand ratings
Ranking Medium ranked
Version 7.8
APK size 62.3 MB
Number of libraries 0
Designed for Android 9.0+
Suitable for Everyone
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App Performance Report

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SLYNUMBER compared with similar apps

Common keywords of similar apps

Slynumber Credits Outbound Plan Blocking Disturb Added Offer Monthly Settings Inbound Additional Subscriptions Texts Primary Easy Mode Forwarding Simply Setting Include Muting Information Pricing Based Mo Billed Number Calling Mobile Privacy Phone Texting Features Call App Calls Numbers Spam Free Unlimited Text International Voip Online Works Personal Subscription

Keywords missing from this app

Business Private Sms Virtual Real Line Work Make Stay Separate Whatsapp Usa Temporary Verification Sideline Choose Messages Receive Sim Multiple Service Data Wifi Connected Communication Burner Send Esim Countries

More from MobileSphere

SLYGUARD icon SLYGUARD
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Slybroadcast icon Slybroadcast
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slyText icon slyText
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Google Play Rating history and histogram

Rating history
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Downloads over time

Downloads over time
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SLYNUMBER has been downloaded 380 thousand times. Over the past 30 days, it averaged 890 downloads per day.

Changelog of SLYNUMBER

Show changelog

Developer information for MobileSphere

MobileSphere

support@slynumber.com

Website

Legal name:

Address:

Phone number:

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Comments on SLYNUMBER for Android

★★★★★ Vit Vics · Oct 30, 2025
1 star. Does not work after latest update. I just signed up, purchased a full year and was happy that both WhatsApp and Telegram accepted the number for validation (they did NOT treat it as Virtual). However, shortly after, on 23/10, the pushed update broke the app and it no longer opens. Many other users report same. Upd 10/29 Latest Android Beta update fixed the issue without new Sly Number version. Maybe the problem was on Android side. Back to 5 stars as the app, service and price are great
★★★★★ Miller Josh · Oct 25, 2025
The app is down right now what's happening it's a good app tho it just need to come back on lie asap
★★★★★ Don Joe · Mar 17, 2026
This app makes claims that they do not give out VoIP numbers... which was very interesting to me upon reading... and had me curious about a few things... I rarely find an app that lets you pick a number for free... that doesn't require you to pay right away....that is a very top tier kinda service... if the call quality is good and if messages push through the notification system properly written without delay. I'm pleased to say this app has earned my 5-star rating, until further notice! Very good
★☆☆☆☆ R P · May 12, 2026
Bought to open account at Fidelity. USA number (to use outside usa) on sly number fails completely : "We do not support internet based or landline phone numbers". I made the purchase after discussing my needs via Sly number support email. Now lets see how sticky they are to return my 49.99 purchase of a few hous ago. Buyer beware.
★☆☆☆☆ Subhan Waheed · Dec 5, 2025
Terrible experience. 1) There was an error in processing payment 2) The app doesn't show my number 3) It doesn't allow adding the caller ID 4) It doesn't make calls. It just hangs up 5) It just doesn't work. Still waiting for the response from support team.
★☆☆☆☆ Abel SecoundSon · Oct 25, 2025
It doesn't even have an option to open the app. That is not a joke, it quite literally lets you download it and doesn't have the option to open it.

Google Play Rankings for SLYNUMBER

Top rankings

Rank Country Category List
105 United States Communication Top Grossing
155 Mexico Communication Top Free
129 Iran Communication Top Grossing
173 Finland Communication Top Grossing
173 Norway Communication Top Grossing
174 Czech Republic Communication Top Grossing
174 Denmark Communication Top Grossing
174 Portugal Communication Top Grossing
174 Slovakia Communication Top Grossing
175 Belgium Communication Top Grossing
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Ranking history in United States

Ranking history
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Technologies used by SLYNUMBER

36 permissions
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Phone Id - Fake Caller Buster icon Phone Id - Fake Caller Buster
2nd Phone Number Calling, Text icon 2nd Phone Number Calling, Text
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2nd Phone Number - Text&Call icon 2nd Phone Number - Text&Call

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