Best Mobile Number Tracker to Track Phone Number
Looking for a way to track someone's location just by their mobile number? Whether you're a parent trying to keep your child safe, someone who lost their phone, or simply receiving suspicious calls, mobile number trackers can help.
In this article, we’ve tested and compared the best free online and app-based phone number trackers to help you find accurate, real-time location data—no technical expertise required. Whether you want live GPS tracking, basic number lookup, or cross-platform compatibility, there's a tool here for you.
What are Phone Number Tracker and How Do They Work?
Various phone number trackers help you track phone number location after you enter the phone number. We tested the majority of mobile number trackers, then found that they belong to 3 main types:
Type 1. GPS-Based Mobile Number Locators
They track phone number by sending a text message request to the target phone. Once the number owner tap the link in the SMS, you can see the phone location.
Most of them are robust applications which give you the precise location by utilizing different methods such as GPS, W3C geolocation API technology, or others.
Examples: Mobile Phone Number Tracker, Phone Number Location Tracker
Type 2. GPS and App Based Mobile Number Trackers
These tools need to install apps on the mobile with the number to share the live location. These tools need to install apps on the mobile with the target number to share the live location.
Once installed and set up, they can track real-time location via GPS, Wi-Fi and cell tower data.
Examples: OneLocator: GPS Phone Tracker, Phone Tracker By Number, Phone Tracker - Family Locator
Type 3. Reverse Phone Number Lookup Services
They are designed to identify caller's details by digging up relevant information from a wide range of data sources, including social media platforms, public records, carrier registration data, and more.
They can sometimes identify the owner of a number or its general registered area, but not its real-time GPS location.
Examples: Truecaller, Spokeo, Phone Tracker By Number from SriApps, Whitepages, IPQS
Type 4. Build-in Phone Tracking Features
Both Android and iOS have build-in tracking features to help you track your lost phone via GPS, Bluetooth and other tracking tech. You need to enable the corresponding features before the mobile is missing.
Examples: Google Find My Device, Apple's Find My, Samsung’s Find My Mobile.
Please always respect privacy and ensure you have legal authorization or explicit consent before attempting to locate any device that is not your own. Unauthorized tracking is illegal in most jurisdictions.
Disclaimer: This article is for informational purposes only and does not constitute legal advice. Consult with a legal professional for guidance on specific situations.
Top 5 Phone Number Trackers/Locators to GPS Track Location
- Mobile Phone Number Tracker (Android, iOS; Send Text; $9.99/Month)
- Phone Number Location Tracker (iOS; Send Text; $4.20/month)
- OneLocator: GPS Phone Tracker (Android, iOS; Install Apps; Free for Basic Features)
- Phone Tracker By Number (Android; Install Apps; Free for Basic Features)
- Phone Tracker - Family Locator (iOS; Install Apps; Free for Basic Features)
1Mobile Phone Number Tracker (Android, iOS; Send Text; $9.99/Month)
Being available on both Android and iOS devices, this GPS mobile number tracker can quickly find the location of the target phone by sending an SMS message request. As long as they approve to reveal their locations, you can check their present locations on the map.
It deploys a range of techniques, such as GPS, GSM, WiFi, cellular data and IP address, to produce precise location coordinates.
To use this GPS mobile number tracker, you must enable permissions to allow it access to your contact list and location, which lets you access your contacts for requesting locations more easily. However, in our tests, it fails to send the text message. Plus, some users said it is easy to access and really works, while others considered it a waste of time.
Pricing: $9.99/month
Challenges of Using this Tracker:
- It might not always work reliably.
- It requires the phone number owner's consent to access their location.
2Phone Number Location Tracker (iOS; Send Text; $4.20/month)
This iOS phone number tracker functions like the above number locator. It requests a GPS location of the target device via an SMS and show you the location information in a matter of minutes. So, all you need to do is type the target phone number and send this location request.
It determines the location with three methods: E.164 (used to determine the country for a phone number), W3C geolocation API technology, and Regional Internet Registry (RIR).
Note that when the tracked user uses a VPN, you can not find his or her real address. Furthermore, according to a user shared review in App Store: "I wanted to see how close it would be fun.. the app ping my husband almost 2hrs away from me.. he was in bed next to me", it is not hard to see it seems not trustworthy.
Pricing: $4.20/month
Challenges of Using this Tracker:
- The location may not be accurate.
- It won't track location if the target user doesn't click the location invitation link.
3OneLocator: GPS Phone Tracker (Android, iOS; Install Apps; Free)
OneLocator: GPS Phone Tracker (Once called Phone Tracker by Number) is a GPS-based location-sharing and tracker app. It works like Google Maps location sharing to help you find the location of the entered number.
It claims to track mobile location by mobile number but works by sending an SMS message containing a tracking link to invite the target phone number to download its app. However, it didn't show the phone number location after we tapped the link and downloaded the app. Instead, we got never-ending ads on my screen.

Pricing: Free to use, but offers in-app purchases.
Challenges of Using this Tracker:
- You may not get the location as it states.
- You will be disturbed by its annoying full-screen ads.
4Phone Tracker By Number
Phone Tracker By Number – Family Locator is a location tracking app designed for Android users who want to stay connected with loved ones or locate a lost phone. This app provides two tracking methods: GPS-based tracking and phone number-only tracking.
If you’re using the phone number tracking feature, there's no need to install the app on the target device. However, the accuracy may be limited, and the location updates could be delayed or imprecise.
For precise, real-time tracking, you’ll need to install the app on the target device and enable GPS, which offers significantly better accuracy and is similar with OneLocator.
Pricing: Free to use, but offers premium version with $19.99/Month.
Challenges of Using this Tracker:
- Accurate GPS tracking requires app installation and location permissions on the target device.
- Only available on Android and several countries like US.
5Phone Tracker - Family Locator
iPhone users can use this app to track the real-time location of friends, family members, or even coworkers globally. The app features a GPS-based locator that allows users to view live location updates by entering a phone number.
Once enabled, it keeps a detailed location history and allows users to set up Geo-zones—predefined areas on the map that send alerts when someone enters or leaves.
What makes this app especially user-friendly is its circle-based tracking system. You can create different groups like Family, Coworkers, or Besties, making it easy to manage who sees whose location. Additionally, it offers an SOS alert feature, so members can instantly notify others in case of emergencies.
While the core features are free to use, additional data charges may apply depending on your mobile service provider.
Pricing: Free to use basic features, but offers premium version with $19.99/Month.
Challenges of Using this Tracker:
- Accurate GPS tracking requires app installation and location permissions on the target device.
- Only available on Android and several countries like US.
Top 5 Mobile Number Trackers to Identify Unknown Callers
Tired of mystery calls and unknown numbers? Whether it's a missed call, spam, or a suspicious number, not knowing who's on the other end can be frustrating—or even risky. Here are top 5 reliable tools to help you identify unknown callers quickly and confidently.
- Truecaller (Online, Android, iOS; free)
- Spokeo (Online, Android; 7-day free trail with $0.95)
- Whitepages (Online; free to check spam risks)
- IPQS (Online; free to show line-type and carrier)
- Phone Tracker By Number from SriApps (Android, free)
1Truecaller
Truecaller offers online website www.truecaller.com/reverse-phone-number-lookup to you track phone number free with the number owner's details and locations.
It also has a paid mobile app on Android and iPhone functions like a call manager that can identify callers' details and avoid spam calls. And this function was launched in 2009.
It works without GPS tracking as it has its own database based on its community information. Every new users are required to grant permission for the contact list, which is then merged with the existing Truecaller database of phone numbers.
Both its online site and mobile app gained high ratings from real users. For its online mobile number tracker free, users got wrong information, while its mobile app does not work at times and even poses glitches on your phone, so you are unable to answer or make phone calls.
Pricing: The online reverse phone lookup service is free and you can pay for apps for more features like call blocking.
Challenges of Using this Tracker:
- Location and other data are not reliable.
- Your contacts information will be shared with its community.
2Spokeo
Spokeo is not only an online site but also an Android app. With this online mobile number tracker free, you are able to get detailed info by searching for a number, name, email, and address. If you installed Spokeo on your Android, it can also help you define who is calling you with the caller's ID and location.

Spokeo collects data from a multitude of sources, such as public records, mailing lists, surveys, public social media profiles, and much more across the United States. Among these outlets, it excessively relies on social media.
Even though it boasts over 12 billion records, it is not better than Truecaller. As I tested them with the same public number, Truecaller gave the correct details, but Spokeo could not show me the result.
Pricing: 7-day free trail with $0.95
Challenges of Using this Tracker:
- Only available in the US.
3Whitepages
Whitepages Reverse Phone Lookup is a well-established online service that helps users identify unknown callers, verify phone numbers, and access related contact information.

Its key strengths lie in a comprehensive database that covers landlines, mobiles, and business numbers, plus integration of public records for enhanced accuracy. The tool also offers reports on spam risk and background checks through a simple and fast web interface.
Pricing: Free to check the phone number's spam risk; 5 days free trial with about $1 to check owner's info.
Challenges of Using this Tracker:
- Most detailed data requires paid access and only for several countries like US.
- Some phone numbers (especially mobiles or VoIP) may have limited or outdated info.
- Not designed for real-time GPS tracking—only provides static owner and location data
4IPQS
IPQualityScore (IPQS) Reverse Phone Number Lookup is a robust online tool that lets users quickly uncover details behind any phone numbe. It covers mobile, landline, and VOIP lines—using its expansive database sourced from telecom carriers and public records.

It delivers key information like line type (e.g., mobile or VOIP), carrier, geographical location, and even the subscriber’s name or email when available.
The tool also integrates risk and fraud detection, assigning a spam/abuse score to help identify suspicious numbers—a real advantage for fraud prevention use cases.
Pricing: While the basic reverse phone lookup is free and includes line-type and carrier checks, detailed information and enterprise-level features require a plan.
Challenges of Using this Tracker:
- Some records may be missing or outdated.
- provides only static background data, not live location tracking
5Phone Tracker By Number from SriApps
This Phone Tracker By Number from SriApps functions like a call manager and reverse phone lookup. It can manage your incoming calls, block spam calls, identify unknown callers, and track phone number registered locations for free.
There is no determined way to know how this tracker works. However, as it doesn't equipped with GPS, it possibly tracks phone number by looking through public records. In my test, it only gives the city and state that the phone number belongs to. And this is what online number trackers can do. There are also many users who rated it 1 star as they either get no results or get inaccurate location results.
Pricing: Free
Challenges of Using this Tracker:
- It may only show you the registered city of a number.
- Too many ads pop up.
Best Mobile Tracker to Ensure Your Kid's Safety
If you're a parent, you hold the legal right to track the location of their children. Locating your child's device is a protective measure to ensure the security of your little ones and prevent emergencies.
Among those tracking apps, AirDroid Family Locator stands out and hits all the marks of a good family locator: real-time location tracking, location history storing, geofencing alerts, and remote surroundings checking. With AirDroid's advanced GPS and Wi-Fi tracking technology, tracking a phone being used by your child is just a breeze.
Now, install it to grab its free trial.
Conclusion
Choosing the right mobile number tracker depends on your needs—whether it’s one-time lookup, regular GPS tracking, or advanced safety features. Please use them responsibly and ethically, and always prioritize communication and respect for privacy.
For families seeking reliable and secure real-time tracking, we highly recommend AirDroid Parental Control, which combines location tracking, app blocking, screen time management, and more in one trusted solution.

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