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Android Apps > Communication > Silent Phone - Secure Calling
Silent Phone - Secure Calling  icon

Silent Phone - Secure Calling

6.15.2
Silent Circle, Inc.
3.96
1,921 reviews
500,000+
Downloads
Free

Privacy-focused secure calling, video, conferencing, messaging, and attachments

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Screenshots by Silent Circle, Inc., from the Google Play listing
View on Google Play

AppBrain's verdict

Established
Rating on Google Play
3.96
1,921 ratings
Installs
770 thousand
Last updated
October 15, 2026
Ads
No ads
Size
21.2 MB

Silent Phone - Secure Calling has 770 thousand installs. Users are divided: 4.0 stars from 1,921 ratings.

Official page on Google Play

Pros & Cons

  • Enterprise-grade privacy with peer-to-peer encryption for calls, video, and messaging
  • Zero-touch, scalable deployment across Android, Silent OS, and iOS
  • Cross-platform support with remote or in-house training options
  • Secure file transfers for common formats (PDF, DOCX, MOV, MP4, PNG, JPG)
  • Not ranked in any top app lists
  • Broad permission set including location, camera, microphone, contacts, and more; requires careful review
  • Primarily positioned for enterprise use, which may limit casual consumer appeal

User feedback

Ratings and reviews on Google Play

Comments on Silent Phone - Secure Calling for Android

★★★★★ Sophie Smith · Aug 8, 2020
Works very well. However, like all other encryption apps, you need to convince family and friends to use it. I do appreciate the encrypted calling or use the silent phone for a second line feature. The security is worth the price.
★★★★★ Jay Terelli · Nov 12, 2020
Great app need; need email credit card (debit?) for people who can't get it to work or new users its very simple 1. DL app 2 register act.(need an email) 3 LOGOUT OF APP, MAKE SURE U WRITE DOWN ACT LOGIN 4. Login ur email 5 click the verify email (that's why u logout) 6 click on pay $10 mo fee 7 then u have to pay for a ph # the price depends on country, works by a credit system. U charge ur card by the $ u need (credits) u don't pay for the # by cc only credits (this is where most get lost
★★★★★ Gregory Potter · Sep 16, 2020
Works great on my Note9. Encrypted voip over VPN, secure real-time transport protocol, end-to-end authentication, and a unique phone number, and developed by the creator of PGP encryption, Phil Zimmermann. What's not to love.
★☆☆☆☆ Eduardo Scapini · Mar 8, 2021
It's paid, but you only realize that when creating account
★☆☆☆☆ JB Bronner · Apr 1, 2020
The women I grew up with since we were 14 years old and my best friend downloaded this or at least has a bookmark saved of this app.it destroys me inside cause it makes it so hard to trust that she is not cheating on me.I love her so much, I need freed back if a gf downloads this app is she cheating or is she hiding something, please leave me feed back with your opinion , I want to keep her and get married, am I being cheated on...???or lied too.??? Please leave me feed back people,
★☆☆☆☆ mssta Nick · May 28, 2020
No SMS texts please fix title says phone calls and messaging, but it's only meant for phone calls misleading baD!!
★★☆☆☆ Woody · Dec 30, 2024
Would be nice to know the price structure before having to hand over personal/business details. Until it's listed, me, my business & my staff will continue to use Signal & pay them a monthly fee, which is totally voluntary, but I like to support worthwhile organizations. I heard about the feature where I can call a person on a landline who doesn't have the app, but it would go through, so the call would still be secure, private & untraceable, but no pricing for that either, which is a real shame
★☆☆☆☆ John Smith · May 16, 2020
Can you please add paid future, so we can text non SC members on other carrier such as Mobile, Sprint etc

Google Play Rating history and histogram

1.2K
250
38
19
400

Store listing

By Silent Circle, Inc., from Google Play
Description by Silent Circle, Inc. Written by the developer, not by AppBrain. Click to read.
Silent Phone serves as the software component of Silent Circle's Enterprise Privacy Platform of devices, software and services working together to keep you and your business safe and secure.

Silent Phone provides peer-to-peer encrypted calling, secure video, messaging and file transfers, with simple zero-touch deployment for cross-platform security—Android, Silent OS and iOS.

Features:
* True Privacy. Trusted by businesses and governments around the world.
* Simple “zero–touch” deployment across your organization
* Remote or in-house training available
* Secure conference calling with HD call clarity
* Burn functionality protects text messaging with auto self-destruct
* Voice memos offer a modern replacement for traditional, unprotected voicemail
* Securely send pdf, docx, mov, mp4, png and jpg files
* Upgrade to Silent World to communicate securely with non-members

For more information on using Silent Circle across your enterprise, contact our sales team at https://www.silentcircle.com/contact-sales/

For additional questions or support, visit our FAQ page: https://support.silentcircle.com/

Member feedback helps us improve your experience. If you enjoy your privacy and like using Silent Phone, consider taking a minute to review the app.

Recent changes:
Every release of Silent Phone, including this one, has important fixes and enhanced performance.

Safety and technology

Found in the app by AppBrain
Ads
No ads
Price
Free
Libraries
35
App size
21.2 MB
Needs Android
5.0+
Content rating
Everyone

Technologies used by Silent Phone - Secure Calling

41 permissions · 35 libraries
Subscribe to see full permission and library details

Releases

Updates seen on Google Play
Version
6.15.2
Launched
January 2013
  • Oct 15, 2026UpdateVersion 6.15.2
  • Feb 9, 2026UpdateVersion 6.15.1
  • Aug 28, 2025UpdateVersion 6.15
  • Feb 7, 2025UpdateVersion 6.14.10
  • Jan 16, 2025UpdateVersion 6.14.9
Show all changes Show fewer

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Installs

Tracked by AppBrain
Last 30 days
4.7 thousand
Per day
160
30-day average
Play install range
500+ thousand
Launched
January 2013

Installs over time

Silent Phone - Secure Calling has been installed 770 thousand times. Over the past 30 days, it averaged 160 installs per day.

Rankings

Google Play top charts
Highest rank
#146
Chart
Top Free
Communication
Country
Mexico

Google Play Rankings for Silent Phone - Secure Calling

Top rankings

Rank Country Category List
146 Mexico Communication Top Free
Show all market rankings

Ranking history in Mexico

About the app and developer

About Silent Phone - Secure Calling

Silent Phone - Secure Calling is a communication app developed by Silent Circle, Inc.

Install Statistics

Silent Phone - Secure Calling has been installed 770 thousand times. In the last 30 days, the app was installed 4.7 thousand times. It is ranked #146 in communication.

User Ratings

Silent Phone - Secure Calling is rated 3.96 out of 5 stars. The rating is based on 1.9 thousand ratings.

App Information

Silent Phone - Secure Calling is freely available from Google Play. The app size is 21.20 MB. The latest version available is 6.15.2. The last update was on October 15, 2026.

Technical Requirements

Silent Phone - Secure Calling requires Android 5.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play since January 2013.

Silent Phone - Secure Calling is made and published by Silent Circle, Inc. AppBrain is an independent app data site and isn't affiliated with Silent Circle, Inc. The app name, icon, screenshots and description belong to Silent Circle, Inc. and are shown as published on Google Play.

App Performance Report

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Developer information for Silent Circle, Inc.

Silent Circle, Inc.

support@silentcircle.com

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Frequently asked questions about Silent Phone - Secure Calling

Is Silent Phone - Secure Calling free?

Yes. Silent Phone - Secure Calling is free on Google Play.

Is Silent Phone - Secure Calling still available?

Yes. Silent Phone - Secure Calling is on Google Play, and the last update we saw was on October 15, 2026.

Does Silent Phone - Secure Calling contain ads?

No. Google Play does not list Silent Phone - Secure Calling as containing ads.

What Android version does Silent Phone - Secure Calling require?

Silent Phone - Secure Calling runs on Android 5.0 and higher.

How large is Silent Phone - Secure Calling ?

Silent Phone - Secure Calling is 21.20 MB.

Is Silent Phone - Secure Calling suitable for children?

Google Play rates the content of Silent Phone - Secure Calling as suitable for everyone.

How many times has Silent Phone - Secure Calling been installed?

Google Play lists 500,000+ installs for Silent Phone - Secure Calling .

How do people rate Silent Phone - Secure Calling ?

Silent Phone - Secure Calling scores 3.96 out of 5 stars, from 1,921 ratings on Google Play.

Who made Silent Phone - Secure Calling ?

Silent Phone - Secure Calling was developed by Silent Circle, Inc. It is listed in the communication category on Google Play.

What are the best alternatives to Silent Phone - Secure Calling ?

People looking at Silent Phone - Secure Calling also look at these communication apps: Safety App for Silent Beacon, Jami, Phone - Dialer & Calling app, Anti Intruder Security System, Skred Messenger.

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