As covert monitoring technologies continue to advance, spy apps are becoming more and more popular. These days, the best phone monitoring applications can retrieve hidden social media account information in just a few clicks.
While the use of spy apps, in general, raises serious ethical and legal concerns, the majority of people who use them have a good reason to do so. Most spy app users are concerned with ensuring the safety of their children or seeking evidence of infidelity from their partner.
In this post, we review the top 5 best spy programs on the market in 2025.
Top 5 Best Spy Apps for Android and IOS
Finding the best spy apps for iPhone and Android monitoring requires in-depth research. For our readers, we’ve put in the work. The following are the top 5 best monitoring apps on the market today.
- Peekviewer – A highly-rated spy app that allows users to view hidden Instagram content without having to log in.
- Spynger – A viral spy app that allows users to monitor the call logs, SMS, and social media messages of their target.
- mSpy – A powerful parental monitoring tool that tracks calls, SMS, and social media accounts, including WhatsApp.
- uMobix – A top spy app best for monitoring Facebook, Instagram, WhatsApp, Tinder, TikTok, and most other social media sites.
- Scannero – A web-based phone tracker that shows the target’s real-time location using only their phone number.
Phone Spy Apps Compared
Peekviewer
If you are specifically interested in monitoring a particular person’s Instagram activity, Peekviewer is the tool for the job. With it, you can view both public and private Instagram activity completely anonymously. You can check stories, posts, comments, reels, and tagged photos, all without even needing your own Instagram account.
Notably, the platform allows you to browse profiles in incognito mode, ensuring that the account owner is not notified when you view their public or private content. This feature makes the app appealing to those who want a discreet way to explore profiles or observe how content is being posted and received.
Another useful feature of Peekviewer is the ability to save or download Instagram stories, posts, and videos. This can be especially valuable for businesses and marketers analyzing their competitors’ social media strategies.
The downloaded material can be used for reference, campaign planning, or the development of case studies. Peekviewer is web-based, so there is no need to install an application on your device. The service can be accessed directly through any mobile or desktop browser.
To use it, enter the Instagram username into the search field, indicate whether the account is public or private, and choose a subscription plan. Peekviewer’s subscription fees are listed in the table below.
| Public Instagram Accounts | Private Instagram Accounts | |
| 1-month plan | $50.99 | $74.98 |
| 3-month plan | $30.3 per month | $44.99 per month |
| 12-month plan | $12.74 per month | $18.74 per month |
The one-month plan is the best choice if you need the service for short-term use, while the 12-month plan offers the best value for long-term or professional needs. Peekviewer encourages users to use the service responsibly and in compliance with applicable privacy laws.
Spynger
Spynger markets itself as ‘your best tool to catch a cheater’, but does it live up to this bold promise? To find out, we subjected Spynger to rigorous testing, and we were impressed with the results.
Spynger offers a dedicated app, compatible with both Android and iOS. Here’s everything that Spynger claims to do:
- Monitoring every keystroke on the target’s phone.
- See the target’s real-time location and travel history.
- Find out who they call, and when.
- See what they search for on social media accounts.
- Access their texts and social media messages.
- See any photographs sent and received.
If user reviews are anything to go by, this spy app definitely meets expectations. With a rating of 4.1/5 on Trustpilot, based on over a thousand reviews, it’s among the best-rated in the IOS and Android tracking apps category. Additionally, Spynger is among the top-rated spy apps on the Google Play Store and the App Store.
Our in-depth analysis of Spynger only confirmed the overwhelming online consensus. All features worked as advertised, and we have no doubt each would be incredibly helpful for the purpose of tracking cheating spouses across multiple social media platforms.
Spynger does all the tracking anonymously, so you don’t have to worry about getting caught. Moreover, it runs in the background of the target’s device without being detected.
Spynger is a paid service. Subscription prices are outlined in the table below.
| Feature | Monthly plan | Quarterly plan |
| Daily cost | $1.59 | $0.93 |
| Total savings (3 months) | – | Save 41% |
| Features access | Full (premium) | Full (premium) |
| Device compatibility | IOS & Android | IOS & Android |
| Stealth Mode | Included | Included |
To use Spynger, sign up, select a plan, download the app, choose a target device, and receive your reports. The app comes with a guide and tools to help you install the spyware in your target’s device without them knowing.
mSpy
If you are a concerned parent, worried about what your children may be exposed to online, mSpy is the ideal tool for you. With it, you can both monitor and restrict activity on a target device, online and offline. Key features include:
- Keystroke monitoring.
- See the targets’ live location and history.
- Access their call logs.
- See their search engine history.
- Read their social media chat.
- Access their texts, including deleted ones.
- See photos in their gallery.
Like other top-rated spy apps, mSpy allows you to monitor your target without being detected. The platform offers dedicated Android and iOS apps, as well as a web-based version. Its iOS app is available for download on the App Store, while the Android version is only available on its website.
Notably, the iOS version has received impressively great reviews on the App Store, with a rating of 4.2/5 based on thousands of reviews. MSpy also boasts great reviews on Trustpilot, with an overall score of 3.7/5 based on over 5,000 reviews. Most reviewers praise it for its highly accurate GPS tracking and effective call log monitoring.
Additionally, many users report that it successfully captures the target’s social media activity and search engine history. Amazingly, you can use mSpy to track multiple devices simultaneously, depending on the chosen subscription plan. Its pricing is as shown in the table below.
| Plan | Devices Covered | Billing Period | Cost (USD) | Approx. Cost per Month |
| Premium | 1 device | 1 month | $48.99 total | $48.99/mo |
| Premium | 1 device | 3 months | $83.97 total | ~$27.99/mo |
| Premium | 1 device | 12 months | $140 total | ~$11.66/mo |
| Family Kit | Up to 3 devices | 6 months | ~$270 total | ~$45/mo |
| Family Kit | Up to 3 devices | 12 months | ~$408 total | ~$34/mo |
| Extreme Plan (Android) | 1 device | 12 months | ~$288 total | ~$23.99/mo |
| Ultimate Plan (iOS) | 1 device | 12 months | ~$490 total | ~$40.83/mo |
uMobix
uMobix is another trending phone monitoring tool recommended for parental control. Of course, it’s versatile enough to be handy for other purposes too. The uMobix website claims that the app is capable of monitoring over 30 social media apps, including the most popular dating apps.
Additionally, it monitors offline phone activity, including call logs, SMS messages, and photos and videos stored on the target device. uMobix also comes with a keylogger for password harvesting and a GPS tracker to capture the target’s real-time location and their travel history.
uMobix captures incoming, outgoing, missed, and deleted calls. Moreover, it allows parents to restrict calls from unwanted contacts on their kids’ contact list. Additional features include:
- Mailbox scanner.
- Reddit activities control.
- Remote camera access.
- Restrict incoming and outgoing calls.
- Detect changes in the contact list.
- Remote control settings.
- Regulate device data storage.
- Instant notification of target device location.
uMobix is available on Android and iOS. We tested uMobix on each operating system and found it highly intuitive on both. To install the Android app, users must download an APK file from the official uMobix website. For iOS devices, it relies on the iCloud backup system rather than a specified installed application.
Like other top-rated spy apps, you need to pay a subscription fee to use uMobix. The subscription packages are highlighted in the table below.
| Plan Duration | Price per Month | Notes |
| 1 month | $49.99 | Full features, shortest term |
| 3 months | $29.99/month | Billed every 3 months |
| 12 months | $12.49/month | Best value if you commit annually |
Unfortunately, there’s no free trial available, and all plans support monitoring of only one device. Also, their refund policy has extremely strict terms and conditions.
Scannero
Scannero describes itself as a digital service that helps users locate a target by their phone number. To use the service, simply enter the number for the phone you wish to locate.
When a user searches for a phone number, Scannero generates a report. The report reveals the phone owner’s name, email, carrier information, precise location, location history, and linked social media profiles. Scannero cannot access private or hidden data; all information included in the report is sourced from publicly available sources.
The service can track both mobile and landline numbers. Additionally, it offers a device-tracking feature that allows users to locate a missing phone. Users can receive last-known location maps, movement alerts, remote location activation, and battery status updates. The phone finder feature works even if the phone is in silent mode.
Scannero has a generally positive reputation, holding an overall Trustpilot rating of 3.4/5 based on over 2,000 reviews. Many users report that the platform is easy to use and highly accurate. Impressively, Scannero offers a free trial, along with a full refund guarantee if the user is not satisfied. Their pricing is shown in the table below.
| Plan | Price | Description |
| 24-hour trial | $0.89 | Gives access for 1 day. |
| 1-month subscription | $49.80 | Standard monthly plan |
| 1-month subscription (alternate listing) | $49.99 | Slight variation in listing |
| Other pricing listings | $69.99/month (region/feature dependent) | Some sources mention higher regional pricing |
How to Identify the Best Spy App for Your Specific Needs
Finding a reliable app to spy on iPhone and Android devices is no easy task. Many spy services make bold claims about their apps’ capabilities, but, in reality, deliver limited features and inaccurate results.
To help our readers save time and avoid scams, we’ve highlighted the key factors to consider when choosing the best spy app.
- Features – Quality spy apps should provide practical and reliable monitoring tools, such as call log monitoring, GPS location tracking, message logs, and browsing history. Look for apps with the features you need, rather than choosing one with the longest list of capabilities.
- Reputation – The reputation of a spy app should indicate whether its features are accurate or not. A sham spy software is likely to have a very bad reputation, with many reviewers complaining about its failure to keep its bold promises. Read the best spy app reviews to determine key strengths and weaknesses.
- Device compatibility – Not all spy programs are compatible with every device. Verify that your chosen spy app is compatible with the target phone’s operating system. Also, note that some features may only work on rooted or jailbroken devices. Be sure to find out about such requirements in advance.
- Ease of use – A good app to spy on Android and IOS devices should be easy to install and operate, even for users without any technical background. The app should feature an intuitive user dashboard and clear instructions to facilitate easy monitoring and navigation.
- Customer support – Top spy platforms provide quality support through phone, email, and live chat. The support team should be easily reachable, knowledgeable, and courteous. You can determine if an app has quality support by reading its Trustpilot reviews.
Features of Top-Rated Tracker Apps
Thanks to advances in spying technology, the best monitoring platforms offer a variety of features. Here are the key features, functions, tech, and tools that the best spy apps for couples and parental control provide.
- Call and message logs tracking – Top phone-monitoring apps capture call logs, timestamps, contact names, and sent/received messages.
- Real-time GPS location tracking – Most top-rated spy apps let you view the target device’s location and track movements as they happen.
- Location history and timeline – Leading iOS and Android tracking apps also let you view the target device’s location history, including timestamps and a chronological route.
- Social media and app monitoring – The best tracking software can monitor both public and private social media activity. Many even have keyloggers that can capture passwords, allowing you to access social media accounts.
- Browser history and app usage monitoring – The best cheating apps and parental-monitoring programs accurately track websites visited, apps installed, and time spent in each app.
- Stealth/background mode – Top-rated iPhone & Android monitoring apps run discreetly in the background, minimizing visible signs of surveillance. This ensures, as much as is possible, that your target will not notice the presence of a spy app on their device.
- Incognito mode – The best apps include an incognito mode that allows you to view a target’s social media pages without being detected. With leading social-media spy apps, you don’t even need to create an account to access profiles.
Applications of Phone Monitoring Apps
Monitoring platforms are incredibly popular worldwide, with many people seeking them for various reasons. Here are the main advantages of these apps.
- Monitor your children’s online behaviour – Letting your child explore the internet without any form of supervision can expose them to risks such as cyberbullying, online predators, identity theft, and inappropriate content. Monitoring programs help you keep track of your child’s online activities to ensure they stay safe.
- Evaluate competitors’ social media strategies – If you are a business marketing its products or services online, you need to analyze your competitors’ social media strategies to determine what works best for them. Some paid and free spy apps help you do so without breaking any privacy laws.
- Locating a lost device – Some tracking software specializes in locating lost devices by mapping their locations through GPS trackers. With these apps, you can locate the target device’s precise location and its movement history. Additionally, the best phone-finding apps let you remotely locate and control the lost device.
- Improve productivity and accountability – Some apps are used by employers (with the employees’ consent) to track work-related activity, reduce unauthorized usage, and safeguard confidential business data.
- Spy on a cheating spouse – Some monitoring platforms specialize in spying on cheating spouses and include advanced features such as keylogger, SMS, and call log monitoring.
Legal & Ethical Issues of Using Spy Apps
The use of monitoring programs raises serious ethical concerns. Also, in many states, the use of spy technology is illegal. Therefore, when using these apps, you must be very cautious to avoid violating local privacy and consent laws.
It is worth remembering that whether or not a spy app is legal or not depends heavily on the way it is used. For instance, free spy apps for iPhone and Android are legal, provided the target device owner consents to the app’s installation. But using the same app to spy on someone without their knowledge or consent is illegal in most jurisdictions.
You are also likely to find yourself on the wrong side of the law if you use spying software to monitor a cheating partner, given that it’s illegal to do so in many countries.
While the best spy platforms guarantee to keep you anonymous, there is still a chance that you could be caught.
Also, under laws such as the EU GDPR, any unauthorized surveillance is strictly prohibited. Consequently, you may need to seek consent from the target, even if they are your own child, before you can track their online activity.
Best Spy Apps for Free Phone Tracking Review Verdict
Spying technology has advanced significantly in recent years, leading to the development of a diverse range of monitoring applications.
In this post, we’ve reviewed what we believe to be the best spy programs in 2025. The top 5 monitoring programs reviewed in this post have been tested and proven to effectively monitor social media accounts, call logs, SMS messages, and location. Additionally, they provide real-time and historical data to enable users to make informed inferences.
While the use of phone tracking technology remains taboo, these tools can, and often are, used in good faith with honest intentions. Most spy app users are interested in tracking a cheating spouse, ensuring the safety of their children, or protecting their business or employees.
Before you try any of the tracker apps reviewed in this post, check whether the local laws in your country prohibit the use of such apps.