Contact an examiner directly

Available weekends & after hrs

Priority Service Possible

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Contact an examiner directly

Available weekends & after hrs

Priority Service Possible

UK's Premier Polygraph Testing / Lie Detection Service


  • Internationally acclaimed and experienced examiners / investigators
  • Nationwide service - Examiners based around UK.
  • Testing facilities at hired meeting rooms, or at private residences. Coventry head office
  • We have of the best available rates
  • Examiners in good standing with a combination of: APA | BPS | EPA | ISOPE | SAPFED | ACFE

False Accusations / Drug Screening

Have you been accused of doing or saying something and nobody believes you? Do you want to prove anything to anyone? Do you need to clear your name from any current investigation or suspicion? We can help.

£350 at Coventry Head office CV12UR
£395 at a Regus bookable office
£495 for a home test

Private / Sexual Matters

Suspect an affair? Been accused of cheating? Been abused or assaulted? Want to screen if anyone has been using drugs? These polygraphs cover ANY matter of a personal and confidential nature. We have seen and heard it all. Put your mind at ease.

£350 at Coventry Head office CV12UR
£395 at a Regus bookable office
£495 for a home test

Pre-employment Screening

Screening tests done as an aid in getting a job. Employers vet applicants for key roles involving trust. Applicants can also be proactive in doing a test to give the report to a future employer to demonstrate honesty and trust.

£350 at Coventry Head office CV12UR
£395 at a Regus bookable office
£495 for a home test

Media / Film Set / Function Hire

We often do TV adverts and shows, movie sets, radio, interviews, company demos as well as special events and requested school / university exhibitions. Contact us today.

From: £400

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Scotland/Ireland based testing

Tests done in Scotland and Ireland require significant travel and time to get done. There are no examiners living in and permanently based in Scotland. We use a bookable office in Glasgow or Edinburgh - on set days in the month. Ireland tests done in Belfast.

From: £695

Theft / Fraud / Investigative Matters

Suspect someone of theft or you have a matter that need an in-depth investigation? A polygraph test will most certainly determine guilt or innocence using a scientific technique rated over 90% accurate.

£350 at Coventry Head office CV12UR
£395 at a Regus bookable office
£495 for a home test

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Private Investigation Services

If you require any help in a private investigation such as matrimonial issues, CCTV, mobile phone queries, criminal records, theft and company related theft or fraud investigations, we are able to help.

How It Works

A polygraph is a diagnostic instrument used by a formally trained examiner for the purpose of collecting, measuring, and recording selected physiological data obtained from an examinee as he or she answers a series of questions relating to a specific issue.

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The Truth Will Set You Free!

We are TheLieDetector.co.uk. Our ultimate aim is professional and accurate testing to determine the truth...and this truth will set you free!

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Latest News

Polygraph testing measures in the Police, Crime, Sentencing Bill

Polygraph testing measures in the Police, Crime, Sentencing Bill

Section 28 of the Offender Management Act 2007 enables the Secretary of State to impose a polygraph testing licence provision on an eligible offender convicted of specified sexual offences.

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UK police do lie detector tests

UK police do lie detector tests

The UK police conducts hundreds of lie detector tests annually to assess high risk sex offenders on parole.

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Government Sex Offender Polygraph Testing

Government Sex Offender Polygraph Testing

A 2024 article on the UK Government website detailed the current sex offender polygraph program in place

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Coming soon....EyeDetect

Coming soon....EyeDetect

We are UK agents vetted to do EyeDetect testing.

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4 Terrorists sent to prison after lie detector tests

4 Terrorists sent to prison after lie detector tests

Terror suspects undergo polygraph tests

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Testing Pregnant Examinees

Testing Pregnant Examinees

A study into testing pregnant examinees. There is no scientific reason why not to get tested. But check with your doctor and us before booking. See article below. UK Gov tests female sex offenders

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