Best Line Spy App for iPhone/Android

Line spy is an application that can be installed on the smartphones of your kids or employees. iKeyMonitor Line spy app is a monitoring app for tracking Line chat messages, recording Line calls, monitoring keystrokes and capturing screenshots. It also records SMS messages, GPS locations, Geo-fencing, call recordings, call history, website browsing history, clipboard history, and social chat history on WhatsApp, Facebook, WeChat, Skype, Hike, imo and Viber. iKeyMonitor also provides users with a free Line spy app version for iPhone / Android, which contains almost all the features of the full version.


Check iKeyMonitor Online Demo
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What Can You Do with iKeyMonitor?

This free Line spy app can be used for parental control and employee monitoring. When you need to monitor someone’s phone, it will be your good helper.

Parental Control – Keep Kids Safe Online

With iKeyMonitor Line spy app, parental control is easy. You can monitor all your children’s online activities to protect them from cyberbullying, sexual predators, cyberstalkers and so on.

stop cyberbullying


  • Add alert words to detect cyberbullying
  • 65% of teens have been involved in a cyberbullying incident.
detect sexual predators


  • Monitor chat messages on social media
  • 82% of sex crimes involving a minor are initiated on social media.
ensure online safety


  • Block inappropriate websites
  • 75% of children share personal information about themselves and their families online.

Parental Controling – Increase Employee Productivity

Are you worried that your employees are slacking at work? Now with iKeyMonitor Line spy, you will see where they have been, what they do with the company device and be alerted when they do something inappropriate.

30+ Line Spy Features In iKeyMonitor

As the most professional Line spy app, iKeyMonitor plays an important role in spying on Line messenger by tracking both incoming and outgoing Line messages on the monitored iOS and Android devices. iKeyMonitor logs keystrokes, monitors text and voice messages, records Line calls and captures screenshots of Line chat.

Besides monitoring Line activities, iKeyMonitor keeps track of keystrokes entered, SMS, screenshots, call recordings, call history, websites visited, GPS locations, Geo-fencing, emails composed, and social chat activities on WhatsApp, Facebook, WeChat, Skype, Hangouts, imo, Hike, and more. iKeyMonitor Line spy application also blocks Line and other apps and limits screen time. You can check the logs remotely via email, FTP or the Online Cloud Panel.

Line Spy

How to Spy on Line App for Free

  1. 1. Sign up

    Register a free trial of iKeyMonitor Line spy app.

  2. 2. Log in to the Cloud Panel

    Log in to the Cloud Panel to download iKeyMonitor Line messenger spy to the target phone or add no-jailbreak spy for iPhone/iPad.

  3. 3. Install iKeyMonitor

    Install iKeyMonitor and activate it with your license key (No install needed for iPhone/iPad no-jailbreak spy).

  4. 4. Start Spying

    Start spying on Line app for free on the Cloud Panel.

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Line Spy FAQs

General Question

No, iKeyMonitor works fully on non-rooted Android phones.
iKeyMonitor is compatible with any modern Android device (Samsung, Huawei, etc.) and iPhone/iPad. For more info, please check here.
No, you can’t monitor a phone with only a phone number or IMEI or SN. You need physical access to install iKeyMonitor on a device that you are authorized to monitor.

Line Spying

Yes. iKeyMonitor Line spy app allows you to spy on Line by logging keystrokes inputted, monitoring both-side text messages, capturing screenshots, recording voice messages and calls.
iKeyMonitor Line voice/video call recording feature is under development. It will be added soon.

Yes. iKeyMonitor records the Line messages deleted after the installation of the iKeyMonitor App. It cannot log the messages deleted before the installation.

For non-jailbroken iPhone/iPad, it can read the Line messages deleted after an iCloud backup. It cannot read the messages deleted before backing up to iCloud.

400K Users Love iKeyMonitor Line Spy

Spy APP User

iKeyMonitor works ridiculously well in parental monitoring! It enables me to know more about my lovely daughter! If you cannot spend a lot of time with your children, I recommend that parents like me give it a try!

Gogo Santos

Spy APP User

In monitoring employees’ activities, iKeyMonitor Line messenger spy app helps me a lot! I can find out the truth immediately if my employees reveal any confidential information to others.

John S.

Spy APP User

Last month I lost my Samsung cell phone, but thanks to iKeyMonitor, I got my Android phone back quickly! It is amazing that iKeyMonitor Line spy software could track the GPS of my phone.

Michael Lam

Android user
Spy APP User

The saddest thing when you lose your iPhone is that you’ve lost almost all the important information stored on your phone. But I installed iKeyMonitor iPhone Line spy in advance, it records a lot of data on my phone, such as SMS, call history, articles, Line messages and more. I can recover a lot of data as soon as possible!

Mark Simon

Spy APP User

I downloaded iKeyMonitor Line messenger spy tool to track my daughter’s GPS location to ensure that she is always safe since I cannot be with her all the time. iKeyMonitor is equipped with accurate GPS.


Tech Savvy
Spy APP User

It is a duty for parents to keep children safe when they use their cell phones. iKeyMonitor Android Line spy app enables me to know everything my children do on their phones. In this way, I can easily do a good job with parental control! Thanks a lot!



Why Choose iKeyMonitor Line Spy App

  • Remote Line Spy App

    With the Online Control Panel, you can remotely switch the iKeyMonitor monitoring status ON and OFF. Activating this feature lets you keep track of your phone’s GPS location if it gets lost or stolen.
  • Powerful Monitoring Features

    iKeyMonitor Line messenger spy is powerful enough to monitor almost everything done on iPhone or Android phones by logging keystrokes, capturing screenshots and more.
  • 24*7 Tech Support

    iKeyMonitor customer support team provides you with 24/7 tech support through emails, live chat, FAQs, and a user guide to solve your problems as soon as possible!
  • Secure Spy App

    iKeyMonitor Line app tracker provides several methods for you to store the logs – send logs via email, or upload logs to your FTP or online server. If you want to keep the logs safe and private, you can send the logs to your own email address.
  • Discreet & Tamper Proof

    iKeyMonitor is protected by a password and a customized access code or URL to avoid unauthorized access. It can be configured as a system admin or converted to a system app to avoid unauthorized uninstallation.
  • Free Line Spy App

    iKeyMonitor Line spy free trial version is well-designed and allows you to try before buying! It includes almost every feature of the full version and lasts for three days.
  • 1 License for 1 iOS/Android

    One iKeyMonitor Line spy app license supports both iOS and Android phones. It’s another amazing feature that meets different users’ needs.
  • Support Multi-Languages

    With iKeyMonitor Line tracker, you can find the language that you are most familiar with because it offers versions in different languages.
  • 30-Day Money Back

    iKeyMonitor Line messenger spy is powerful enough to monitor almost everything done on iPhone or Android phones by logging keystrokes, capturing screenshots and more.