Secretly placing location-tracking software on another person's phone can potentially expose someone to a felony prosecution under Florida Statute § 934.425, and additional criminal statutes may become relevant if the software accesses private communications or stored electronic information.

Smartphones contain far more information than location alone. They can reveal where a person sleeps, where the person works, which medical offices or businesses the person visits, who the person spends time with, and patterns of movement that extend across days or months. Some applications are specifically designed to track location, while other programs may run in the background without an obvious icon or notification. Florida law can treat nonconsensual installation or use of qualifying tracking software as a felony offense under § 934.425. Depending on what the software actually does, prosecutors may also investigate whether separate laws governing interception or access to electronic communications are implicated. If you are accused of secretly putting tracking software on another person's phone, I would examine the software itself, how it was installed, what information it collected, whether the phone owner consented, who accessed the account, and whether police obtained the digital evidence lawfully.

How Does § 934.425 Apply According To A Florida Criminal Defense Attorney?

Florida Statute § 934.425 expressly regulates "tracking applications." The statute defines a tracking application as software whose primary purpose is tracking or identifying an individual's location or movement.

The statute generally prohibits knowingly installing or placing such an application on another person's property without consent. It separately prohibits knowingly using the application to determine another person's location or movement, or the location or movement of another person's property, without consent.

A smartphone is personal property. If prosecutors allege that you secretly installed qualifying tracking software on another person's phone, they may attempt to proceed under the installation portion of the statute.

The government may also focus on later use. Even if the application was initially installed with permission, prosecutors may argue that continuing to use it after permission ended became unlawful.

That difference matters. I would determine whether the case concerns installation, later use, or both because the evidence required to support those theories can be different.

Does The App Have To Be Hidden?

The statute does not condition criminal liability on whether an icon is visible or whether the software attempts to conceal itself. The core issues are knowing conduct, the statutory definition of the tracking application, property rights, consent, use, and the statutory exceptions.

A hidden application can nevertheless influence how investigators interpret the evidence. Prosecutors may argue that concealment shows knowledge that the phone owner did not consent.

The defense does not have to accept that inference automatically. Some parental-control, security, fleet, anti-theft, and device-management software operates in the background for legitimate reasons.

I would examine how the program was configured, why it was installed, what permissions were granted, who controlled the phone at the time, and whether records show that location information was actually accessed.

What If The Phone Owner Previously Gave Permission?

Consent can provide a significant defense under § 934.425. People frequently share location information through family accounts, relationships, parenting arrangements, employment settings, and security applications.

The important issue is whether valid consent existed during the period alleged by the State.

For married people, Florida law creates a specific rule. When tracking consent existed between spouses, consent is presumed revoked when either spouse files a petition for dissolution of marriage. Certain protective-injunction filings also create presumed revocation.

I would therefore determine when the app was installed, when consent was originally given, whether the phone owner changed permissions or demanded removal, when any divorce or injunction filing occurred, and when prosecutors claim the location information was accessed.

A private attorney can also preserve messages or application records showing that the complaining witness knew about the software. Those records may become important if the allegation later changes from consensual monitoring to claims that the app was always secret.

Can A Parent Install A Tracking App On A Child's Phone?

Florida's tracking statute contains a parental and legal-guardian exception, but it includes specific requirements. When the parents or guardians are married to each other and are not separated or otherwise living apart, the statute permits qualifying tracking when either parent or guardian consents. It also addresses circumstances involving a sole surviving parent, sole custody, and parents who are divorced, separated, or living apart.

When parents or legal guardians are divorced, separated, or otherwise living apart, the statutory exception generally requires both to consent to tracking involving the minor child's property.

Those distinctions can matter in contentious custody disputes. A parent should not assume that parental status automatically authorizes every form of electronic monitoring.

If criminal charges arise from software installed on a child's phone, I would review the parenting plan, custody orders, ownership of the phone, parental consent, and the exact data the application collected.

What If The Tracking App Also Reads Messages Or Records Communications?

This can create an important distinction. Section 934.425 addresses location tracking. If software allegedly intercepts communications rather than merely reporting location, additional provisions of Chapter 934 may become relevant.

Florida Statute § 934.03 generally prohibits specified intentional interception, use, or disclosure of wire, oral, or electronic communications except where an exception applies.

That does not mean every tracking-app case automatically violates § 934.03. Whether an "interception" occurred is a separate legal question that depends on how the software operates and what information was obtained.

I would insist on understanding the technology rather than allowing police to describe every form of phone monitoring as the same criminal act. An application that reports GPS location may raise one statutory issue, while software that allegedly captures communications may involve another.

This is another reason a private criminal defense attorney can be valuable. The defense may need to distinguish among location records, stored information, text messages, call information, live communications, account credentials, and other categories that investigators may initially lump together.

What Penalties Apply To A Secret Tracking App Charge?

An ordinary violation of § 934.425 is currently a third-degree felony. A Florida third-degree felony generally carries a maximum imprisonment term of five years, and the general maximum fine is $5,000.

If prosecutors prove that the tracking violation was committed to commit or facilitate a qualifying dangerous crime under § 907.041(5)(a), the offense becomes a second-degree felony. A second-degree felony generally carries a maximum sentence of 15 years and a general maximum fine of $10,000.

The actual sentence in a particular case can depend on the Criminal Punishment Code, prior record, additional counts, plea negotiations, sentencing factors, and the specific facts.

A felony prosecution can also affect employment, professional licenses, immigration status for noncitizens, background checks, firearm rights following qualifying convictions, and other parts of a person's life.

What Evidence May Police Look For?

Phone-tracking cases are often heavily dependent on digital evidence. Investigators may seek information intended to establish who installed the application, who controlled the monitoring account, and whether location information was actually viewed.

The evidence may include:

  • Application installation records;

  • Usernames, email addresses, and subscription information;

  • Login histories and device identifiers;

  • Payment records;

  • Text messages or emails discussing the application;

  • Phone permissions and location settings;

  • Cloud-account records;

  • Screenshots or downloaded location histories; and

  • Statements made during police interviews.

Each piece of evidence needs context. An email address associated with an account does not necessarily establish who used the account at a particular time.

I would also examine how investigators obtained the evidence. The legality and scope of phone searches can become a critical defense issue.

Defenses A Florida Criminal Defense Attorney May Raise

The defense may focus on consent, identity, knowledge, technical definitions, statutory exceptions, or unconstitutional police conduct.

I may argue that the application was installed with permission, that another user had access to the account, or that the software did not satisfy § 934.425's definition of a tracking application because location tracking was not its primary purpose.

The State may also have difficulty proving that the accused knowingly used the application. Applications can continue operating automatically in the background, and a person's account can remain signed in on multiple devices.

A private attorney can seek technical logs showing who accessed the location information and when. Those records can become more important than assumptions based merely on who originally downloaded or paid for the software.

Example of How I May Build the Defense

Consider an illustrative case in which a man is accused of secretly installing a family-location application on his girlfriend's phone. Police find the application after the relationship ends and learn that the subscription was paid for using the man's credit card.

At first glance, those facts may appear damaging. I would obtain the application's account history, installation dates, text messages, and phone records.

Suppose messages show that the girlfriend asked my client to install the application before a long road trip so each person could locate the other in an emergency. The records further show that the application remained installed after the trip but that my client did not access her location after the relationship ended.

Those facts could substantially alter the prosecution's characterization of a "secret" installation. Depending on the evidence, I could argue that the initial installation was consensual and that the State cannot prove later knowing unlawful use.

If police searched my client's phone without proper legal authority, I would also examine whether suppression litigation could exclude evidence on which the prosecution depends.

This example explains one way I may investigate and defend such a case. It is not a representation concerning an undocumented Musca Law result, and every case depends upon its own evidence.

Florida Criminal Defense FAQs About Secretly Installing Tracking Apps

Is Secretly Putting A Tracking App On Someone's Phone A Felony In Florida?

It can be. Section 934.425 makes an ordinary violation a third-degree felony when the statutory elements are established.

If the prosecution alleges that the application was installed or used without consent and can prove knowing conduct, the accused may face felony exposure even when the software caused no physical damage to the phone.

Can I Be Charged If I Know The Other Person's Phone Password?

Knowing a password does not necessarily equal permission to install tracking software or continuously monitor location. The legal issue concerns consent to the particular conduct involved.

A person might have shared a password for one purpose without agreeing to covert location monitoring. I would examine communications and the relationship history to determine the scope of whatever permission actually existed.

What If The App Was Installed For Safety?

A safety purpose can be relevant, but it does not automatically create an exception. Section 934.425 identifies specific parental, caregiving, business, vehicle, court-order, and government-related exceptions.

The defense should determine whether the facts satisfy one of those provisions rather than relying solely on the defendant's belief that the tracking was justified.

Can Police Search My Phone To Look For Tracking Software?

Police may seek to search a suspect's phone, but the search must comply with constitutional requirements and any applicable warrant or recognized exception.

I would examine the legal basis for the search and its scope. If police had authority to search for one category of information but conducted a broader examination unsupported by the warrant, suppression issues may arise.

Could I Face More Than One Criminal Charge?

Potentially. The exact charges depend upon what the software did and what other conduct is alleged.

A location-tracking application can implicate § 934.425. If police allege that software also intercepted wire, oral, or electronic communications, they may examine § 934.03 and other Chapter 934 provisions. Other allegations involving stalking, threats, trespass, or injunction violations can create additional exposure depending upon the facts.

Can A Tracking App Charge Be Dismissed?

Dismissal may be possible if the State cannot establish lack of consent, knowing conduct, identity, a statutory tracking application, or another necessary element. An applicable statutory exception or successful suppression motion may also substantially weaken or defeat the prosecution.

I would preserve account records and communications quickly because digital evidence can disappear, accounts can be closed, and applications can change how long they retain access information.

Contact A Florida Criminal Defense Attorney About A Tracking App Charge

A secret-tracking-app allegation can involve far more than whether software appeared on a phone. Consent, account access, technical function, digital evidence, constitutional search issues, and potential overlap with other electronic-surveillance statutes can all affect the defense.

Contact Musca Law 24/7/365 at 1-888-484-5057 For Your FREE Consultation. Musca Law, P.A. has a team of experienced criminal defense attorneys dedicated to defending people charged with a criminal or traffic offense. We are available 24/7/365 at 1-888-484-5057 for your FREE consultation. We have 35 office locations throughout the state of Florida and serve all counties in Florida, including Jacksonville, Miami, Tampa, Orlando, St. Petersburg, Hialeah, Port St. Lucie, Cape Coral, Tallahassee, Fort Lauderdale, West Palm Beach, Gainesville, Clearwater, Lakeland, Hollywood, Pembroke Pines, Fort Myers, Naples, Daytona Beach, and Pensacola, the Florida Panhandle, and every county in Florida.