Certo: Anti Spyware & Security

In-app purchases
4.1
2.02K reviews
500K+
Downloads
Content rating
Everyone
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About this app

Certo Mobile Security is brought to you by Certo Software - the industry-leading mobile spyware detection experts. Our all-in-one security app crushes spyware, stops intruders and keeps you safe online.

Millions of users already trust Certo to protect their devices and keep them safe from spyware, stalkerware and hackers.

Features at a glance:

Spyware Scanner - Detect and destroy malware spying on your device.
Privacy Protection - Identify apps that can track your location, monitor your calls and more.
System Adviser - Find and fix insecure system settings that put your device at risk.
Auto Scan* - Never forget to run a scan, we'll keep you protected automatically.
Intruder Detection* - Catch someone trying to access your device and take a silent photo.
Breach Check* - Find out if your accounts have been compromised in a data breach.
No Ads - We know how annoying ads can be, so we'll never show you any.

Features in detail:

Spyware Scanner

Utilizes Certo’s next-gen detection engine to find and kill malicious apps and files fast. Protect your phone or tablet from spyware, viruses, trojans and rogue WiFi networks that can steal your data or spy on your device.

Privacy Protection

Performs a complete audit of all apps on your device and shows you which ones access sensitive information. See which apps can track your location, monitor your calls, access your files and more. Revoke access to any you’d prefer not to share data with.

System Adviser

Analyze your phone or tablet for insecure system settings that could put your device at risk. Helps you setup your device for a more secure experience, making it harder for hackers to access your personal data.

Auto Scan

Stay safe 24/7, Certo will keep you protected by automatically scanning your device for threats. Our intelligent scan runs when your device is idle so it won’t slow you down and we’ll let you know the instant something malicious is detected.*

Intruder Detection

Catch snoopers in the act with Intruder Detection. Find out if your device is moved when you leave it unattended or catch someone trying to guess your PIN. Take a secret photo of the intruder or ward them off with a loud alarm.*

Breach Check

Over 1 billion online accounts are exposed in data breaches each year. Find out if your accounts or passwords have been compromised in a data breach and take steps to protect your online identity.*

No Ads

Our app is completely ad free, and always will be.


* Upgrade to Premium to get this feature and enjoy a Free 7-Day Trial.

Our Intruder Detection feature requires the Device Administrator permission.
Updated on
9 Oct 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
App activity, App info and performance and Device or other IDs
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.1
1.97K reviews
Mo Fo
28 July 2022
I feel like I must be doing something wrong. I KNOW I've been hacked. Malware on my network and/or devices. This app is highly recommended and I had high hopes, even though it's like the 30th one I've tried over the yrs. Any ADVICE??? I'll have my whole family give 5* Steller reviews if you can help. So tired of having to wipe or swap& all that constantly. If I had any more security, Id have no signal. I'm lost. The hacker has won. I give up. They know cuz they can see this in real time.
181 people found this review helpful
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Brandon Poulsen
25 July 2023
I don't give 1 star reviews easily. I have no honest choice but to give this nothing higher than 1. I subscribed to the 7 day free trial and attempted many times to scan my phone. It will only scan when the app is open and the screen is on. It will stop any time other than that. I couldn't ever get a scan to complete on my admittedly crowded phone memory. I cannot say this app accomplishes anything but to look like it's scanning, and it doesn't even do that as it should. I'm sad to say it. 😞
122 people found this review helpful
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Certo Software
28 July 2023
Hi, thanks for your feedback. If you minimize the app during a manual scan then it should continue, but will take longer. This is because scanning is slower when running in the background. As your phone is very full then this could also be a factor. Please contact us https://www.certosoftware.com/contact-us/ and we'll be happy to assist further.
Aaron Montalbano
20 March 2023
Great app reasonable price plus free 7 day trial. Just during the trial,I had a real bad problem .My phone had been hacked so bad I could not even Uninstall apps was basically nightmare the battery would dump out so fast. Then I got this app,it made it so I could Uninstall the apps I did not put on there, and basically long story short had corrected all the problems in less then half and hour .now I continue to use on daily basis, and when trial runs out,I'm paying the reasonable 12.99 year subs
163 people found this review helpful
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What's new

Thanks for choosing Certo Mobile Security. We’re constantly making improvements to our app to ensure our customers have the most secure, reliable and up-to-date experience.

New in this version:
- Added support for 5 new languages
- Improved auto scan reliability on some devices
- Performance improvements
- Bug fixes