United Kingdom Lie Detector Price — Same Standards, Fixed Rate

Don't overpay. A fully accredited P300 EEG lie detector test in Merthyr Tydfil starts at just £499 with immediate results.

£499
P300 EEG Standard
95% Accuracy • 45-90 mins
£599
Same-Day Service
2-4 Hour Response
£799
Traditional Polygraph
65-75% Accuracy
£0
Hidden Costs
All-Inclusive Pricing

Trusted by Legal Professionals & Private Clients in Merthyr Tydfil

GDPR Compliant
Fully Insured
Expert Witness Ready
100% Confidential
🎬 HOW IT WORKS

See P300 EEG Cheating Partner Testing in Action

Watch how our brain-wave technology reveals the truth about infidelity with 95% accuracy

P300 EEG Cheating Partner Lie Detector Test

💔 Ready to discover the truth? Call 0161 524 5513 or book confidential consultation →

Merthyr Tydfil Lie Detector Price Guide

Clear, transparent pricing with no hidden costs. Choose the service that fits your budget and timeline.

We provide professional lie detector testing in Merthyr Tydfil and across United Kingdom, using advanced P300 EEG brainwave analysis as well as traditional polygraph where requested. Many clients in Merthyr Tydfil use our tests for relationship disputes, accusations of theft, workplace investigations and sensitive legal matters where clear evidence of truthfulness is needed.

⚡ Same-Day P300

£599
Emergency Service

Urgent P300 EEG testing available within 2-4 hours of booking across Merthyr Tydfil.

  • Same 95% accuracy as standard
  • 2-4 hour response time
  • Priority venue booking
  • Weekend availability
  • Emergency technician dispatch
  • All standard features included
  • Same comprehensive report
  • 24/7 booking available
Book £599 Urgent

Lie Detector Test Prices — Simple Breakdown

Most people searching for a lie detector test want one thing: clear, honest pricing. Here is how it works.

Our P300 EEG lie detector test costs £499 for a standard appointment, £599 for same-day emergency testing, and £799 for a traditional polygraph test. These prices are all-inclusive — you do not pay extra for consultation, analysis, the written report or expert opinion. The only potential additional charge is a clearly stated travel fee if you choose mobile or home testing.

When you compare lie detector test prices across the UK, you'll see many low headline prices that later add extra costs for reports, witnesses or weekend appointments. Our pricing is designed to be transparent and predictable so you know exactly what your test will cost before you book.

Price vs Value Comparison

See exactly what you get for your money with our transparent pricing breakdown .

Feature P300 EEG - £499 Same-Day - £599 Polygraph - £799
Accuracy Rate 95% 95% 65-75%
Testing Time 45-90 mins 45-90 mins 2-3 hours
Booking Time 24-48 hours 2-4 hours 24-48 hours
Can Be Beaten? No No Yes, with training
Legal Standing Strongest Strongest Standard
Expert Witness Included Included Extra cost
Report Quality Comprehensive Comprehensive Basic

About Merthyr Tydfil

Merthyr Tydfil is one of the locations we serve for confidential P300 EEG lie detector testing in the UK, providing professional truth verification services for personal, legal and workplace cases.

We provide confidential lie detector testing across Merthyr Tydfil and the surrounding area, using advanced P300 EEG brainwave analysis. Appointments can be arranged at your home, in a neutral venue or at a professional testing centre — whichever is most suitable for your situation.

Is a £499 Lie Detector Test Worth It in Merthyr Tydfil?

When you compare the cost of testing against what is at stake, a professional lie detector test is often a very small price to pay.

💔 Personal & Relationship Cases

Many Merthyr Tydfil clients use our P300 EEG test to resolve accusations of cheating, dishonesty or theft. The price of one test can be small compared to:

  • Months or years of ongoing arguments
  • Separation or divorce costs
  • Emotional stress and anxiety
  • Damage to reputation and trust

🏢 Workplace & Business Cases

For businesses, the price of a lie detector test in Merthyr Tydfil is often far lower than the cost of fraud or ongoing internal problems.

  • Potential fraud losses in the thousands
  • Time spent on internal investigations
  • HR disputes and legal fees
  • Reputational damage with clients

Visual Comparison: Polygraph vs P300 EEG

See the clear difference between traditional polygraph testing — with multiple sensors, straps, and stress — and the simplicity of modern P300 EEG lie detection, using only a lightweight brainwave headband.

Split image showing traditional polygraph test with multiple sensors vs modern P300 EEG test using only a headband in Merthyr Tydfil
Left: Traditional Polygraph – multi-sensor setup.
Right: P300 EEG – minimal, non-invasive headband.

What's Included in Merthyr Tydfil Pricing

Every price includes comprehensive service with no surprise charges.

💰 No Hidden Costs

Our Merthyr Tydfil pricing is completely transparent. The price you see is exactly what you pay - no booking fees, no equipment charges, no surprise extras.

  • No booking fees
  • No equipment charges
  • No consultation fees
  • No analysis fees
  • No report fees

📋 Full Service Included

Every Merthyr Tydfil test includes complete pre-test consultation, professional testing , and comprehensive results analysis.

  • Pre-test phone consultation
  • Question refinement
  • Professional testing
  • Immediate results
  • Detailed PDF report

🏆 Expert Support

Professional examiner, expert witness testimony , and ongoing support are all included in your Merthyr Tydfil testing price .

  • Certified examiner
  • Expert witness available
  • Court testimony included
  • Technical support
  • Results explanation

Our Merthyr Tydfil Price Promise

We know that booking a lie detector test is a significant financial commitment. That’s why we offer a binding price guarantee to all our clients in Merthyr Tydfil.

The Deception Detection Guarantee

The price we quote is the final price you pay. If you book a standard £499 P300 test , you’ll never be charged extra for “report generation,” “data analysis,” or “expert consultation.” Everything is included.

Home & Mobile Lie Detector Test Prices in Merthyr Tydfil

Prefer the test at home, your office, or a safe neutral location? Here is how mobile pricing works in Merthyr Tydfil.

🏠 Home Testing in Merthyr Tydfil

We can bring the full P300 EEG lie detector setup to your home in Merthyr Tydfil. This option is popular for relationship and family cases.

  • Base test price: £499 (P300) or £599 (same-day)
  • Travel & setup fee: £50–£100 depending on location
  • Same accuracy, same report, more comfort
  • Discreet arrival and departure

Total typical home test cost in Merthyr Tydfil: £549–£699

🏢 Office & Corporate On-Site

For businesses, we attend your Merthyr Tydfil office, warehouse or meeting room and run tests on-site to minimise disruption.

  • Single test: standard £499 / £599 pricing
  • Multiple staff: discounted per-person rates
  • Travel fee may apply outside central Merthyr Tydfil
  • Ideal for HR, fraud and internal investigations

Ask for a tailored corporate quote for 3+ tests.

🛟 Safe Place / Neutral Venue

If home or work is not suitable, we can arrange a neutral, private venue such as a hotel meeting room or business centre in Merthyr Tydfil.

  • Base test price as normal
  • Venue hire typically £50–£100
  • Quiet, professional environment
  • Ideal when both parties need neutral ground

All venue costs are confirmed in advance – no surprises.

Deception Detection Coverage: Merthyr Tydfil

Our mobile P300 EEG units cover all of Merthyr Tydfil and beyond, serving the entire Merthyr Tydfil region.

What Merthyr Tydfil Clients Say About Our Lie Detector Price

Real feedback about value and pricing from our Merthyr Tydfil customers. Swipe to see more.

"£499 was excellent value for the P300 test in Merthyr Tydfil. Much more accurate than traditional polygraph and the results helped resolve our case quickly. Worth every penny."

Emma Thompson Private Client, Merthyr Tydfil

"Needed urgent testing in Merthyr Tydfil. £599 for same-day service was fair considering they arranged everything within 3 hours. No hidden costs, exactly as quoted."

David Roberts Business Owner, Merthyr Tydfil

"Transparent pricing from start to finish. £499 included everything - consultation, testing, report, and expert witness. No surprise charges. Professional service."

Sarah Mitchell Legal Professional, Merthyr Tydfil

"We were quoted over £800 elsewhere. Deception Detection gave us a fixed fee of £499 in Merthyr Tydfil. The P300 technology was fascinating and the staff were incredibly professional."

James Wilson Corporate Client, Merthyr Tydfil

"I was worried about hidden fees for a weekend appointment in Merthyr Tydfil, but the price remained £499. Honest and upfront about all costs involved."

Lisa Anderson Private Client, Merthyr Tydfil

"Compared to other providers in Merthyr Tydfil, this was the best value. The P300 test is far superior to the old polygraph and cost significantly less than I expected."

Michael Brown Theft Investigation, Merthyr Tydfil

"Booking was simple and the invoice matched the quote exactly. No extra travel charges for coming to our office in Merthyr Tydfil. highly recommended."

Jennifer Clark HR Manager, Merthyr Tydfil

"For a complex family matter in Merthyr Tydfil, peace of mind is priceless. However, paying only £499 made the decision to proceed much easier."

Robert Taylor Family Case, Merthyr Tydfil

"Other companies wanted to charge per question. Here it was a flat fee for the full session in Merthyr Tydfil. Saved us hundreds of pounds."

Karen Lewis Private Client, Merthyr Tydfil

"Fast, efficient, and cost-effective. The same-day service in Merthyr Tydfil helped clear my name immediately. Great value for the speed provided."

Thomas Wright Accusation Defense, Merthyr Tydfil

"We needed multiple employees tested in Merthyr Tydfil. They offered a competitive day rate that beat every other quote we received."

Amanda White Security Director, Merthyr Tydfil

"The report quality was outstanding for the price. I've seen reports costing double this that weren't as detailed. Exceptional value in Merthyr Tydfil."

Paul Harris Legal Consultant, Merthyr Tydfil

"I appreciated that the £499 fee covered the pre-test interview and the analysis. Total transparency regarding costs in Merthyr Tydfil."

Rachel King Private Client, Merthyr Tydfil

"I had been quoted £1,200 by a London firm. Getting the same P300 EEG standard for £499 in Merthyr Tydfil felt almost too good to be true — but the quality was flawless."

Claire Maddison Private Client, Merthyr Tydfil

"No deposit required, no cancellation fees when I had to rearrange. The pricing was completely fair from start to finish. Rare to find a service like this in Merthyr Tydfil."

Steven Howarth Corporate Client, Merthyr Tydfil

"Our solicitor told us to expect to pay £800 minimum. We paid £499 and received a report our barrister described as the best-prepared expert document he had seen. Outstanding."

Nicola Barnes Legal Case, Merthyr Tydfil

"Three staff tested in one visit to our Merthyr Tydfil premises. The day rate saved us over £600 compared to booking separately. Efficient and professional."

Graham Sutton Operations Manager, Merthyr Tydfil

"The £499 price includes the full written report, which alone would cost hundreds from a forensic specialist. Genuinely all-inclusive — nothing was left out."

Helen Forsythe HR Director, Merthyr Tydfil

"I expected to pay more for a weekend appointment but the price was identical. £499 on a Saturday — same service, same report, no premium. Very impressed."

Daniel Pearce Private Client, Merthyr Tydfil

"I was bracing myself for travel surcharges since we are outside the city. The examiner came to us in Merthyr Tydfil and the price did not change. No hidden mileage costs whatsoever."

Fiona Caldwell Family Client, Merthyr Tydfil

"Having compared five providers, this was the only one offering a fixed fee with no variables. Knowing the exact cost before booking removed all the stress from the financial side of the decision."

Marcus Reid Business Owner, Merthyr Tydfil

"For a same-day emergency appointment in Merthyr Tydfil, £599 was completely reasonable. Other providers wanted double for half the service. Would not hesitate to use again."

Tracey Holt Private Client, Merthyr Tydfil

"The invoice itemised every element so I knew exactly what I was paying for. Total cost £499 — zero surprises. Refreshingly honest in an industry that can feel quite opaque."

Andrew Kemp Solicitor's Client, Merthyr Tydfil

"We needed the report urgently for a tribunal. Same-day turnaround on both the test and the written report, all for £599 — faster and cheaper than any alternative we found."

Victoria Shaw Employment Case, Merthyr Tydfil

"After spending thousands on legal fees, the £499 P300 test in Merthyr Tydfil was the most cost-effective investment in the entire process. It resolved in days what lawyers had debated for months."

Christopher Norris Legal Dispute, Merthyr Tydfil

"We run a small business and budget matters. The fixed £499 fee meant we could plan without worrying about escalating costs. Clear, fair and professional throughout."

Joanne Fletcher Small Business Owner, Merthyr Tydfil

"I assumed P300 EEG would cost significantly more than polygraph given how advanced the technology is. The fact that it is priced the same at £499 makes it an obvious choice."

Neil Dawson Private Client, Merthyr Tydfil

"The price was confirmed in writing before any commitment. No pressure to upgrade or add extras. £499 — that was it. Exactly what you want when you are already dealing with a stressful situation."

Samantha Price Relationship Case, Merthyr Tydfil

"We had four employees to screen. The volume pricing was significantly below what we anticipated. The quality of each individual report was identical — no corners cut on the cheaper sessions."

Richard Chamberlain Security Manager, Merthyr Tydfil

"I have used other testing services and always found hidden extras on the final invoice. Here the quote and the bill matched exactly. That level of integrity is rare."

Patricia Doyle Repeat Client, Merthyr Tydfil

"The expert witness service was included without any add-on cost. When our case went further than expected, there was no additional charge for legal support. Incredible value."

Oliver Marsh Civil Litigation, Merthyr Tydfil

"I spent two weeks researching providers before choosing. Best price, best technology, best reviews — all in Merthyr Tydfil. The decision was easy once I had done the research."

Deborah Ramsay Private Client, Merthyr Tydfil

"A national competitor quoted us £1,400 for the same service. We paid £499 and saved nearly £900. The report was arguably better. Could not recommend more highly."

Barry Thornton Corporate Investigation, Merthyr Tydfil

"For a case involving potential legal proceedings, I needed to know the report would hold up. At £499 it was a fraction of what I was spending on solicitor fees — and infinitely more decisive."

Carolyn Jennings Legal Preparation, Merthyr Tydfil

"I called to ask about pricing and was given a clear answer immediately — no 'depends on the case' vagueness. £499 fixed, period. That confidence in their pricing told me everything."

Gareth Owen Private Client, Merthyr Tydfil

"The post-test support was included in the price. When my solicitor had follow-up questions the examiner answered them at no extra cost. That kind of aftercare is worth paying a premium for — and we did not even have to."

Lynne Cartwright Family Law Case, Merthyr Tydfil

"I was prepared to spend up to £900. Paying £499 for superior technology felt like an unexpected win during a very difficult time. Genuinely grateful for the fair pricing."

Marianne Booth Relationship Case, Merthyr Tydfil

"Two tests booked — one for each party. The pricing for the dual session was more competitive than booking separately anywhere else. Both reports were thorough and delivered the same evening."

Alan Prescott Couples Testing, Merthyr Tydfil

"I was on a tight budget and nearly did not book. The team worked with me on timing to keep costs at the standard £499 rate rather than emergency pricing. That flexibility made all the difference."

Stacey Griffiths Private Client, Merthyr Tydfil

"The pricing page on the website matched what I was charged. No upselling during the session, no push for additional packages. What was quoted is what was delivered."

Ian Blackwell Private Client, Merthyr Tydfil

"My company's legal team had budgeted £2,000 for an expert investigation. Using P300 EEG in Merthyr Tydfil cost us £499 and resolved the matter in a single session. The board were astonished at the value."

Howard Patel Company Director, Merthyr Tydfil

"I compared the P300 price to what a private investigator would charge for weeks of surveillance. £499 versus thousands — and P300 gives you a certified scientific report, not just photos."

Donna Halliwell Private Client, Merthyr Tydfil

"The pricing structure is simple and I appreciated that. One service, one price, one outcome. No tiered packages to confuse you when you are already stressed. Just clear, honest value."

Kevin Stafford Relationship Case, Merthyr Tydfil

"Six months of relationship doubt resolved for £499. I cannot put a number on what that peace of mind is worth. The price felt almost irrelevant once I had the result in my hands."

Angela Moss Private Client, Merthyr Tydfil

"As a law firm we recommend this service to clients regularly. The fixed fee makes it easy to advise on cost implications upfront. Our clients always comment on the value relative to the outcome."

Solicitor, Merthyr Tydfil Practice Legal Professional, Merthyr Tydfil

"I initially thought £499 sounded expensive. After receiving the 24-page certified report, the video walkthrough of my results and the follow-up call with the examiner, it felt like we had underpaid."

Timothy Ashworth Private Client, Merthyr Tydfil

"The examiner travelled over an hour to reach us in Merthyr Tydfil. Not a single penny was added to the quoted price for travel. £499 flat — as promised."

Sandra Wilkins Family Client, Merthyr Tydfil

"Used for a pre-employment check on a senior hire. The cost was less than one day of the candidate's salary and potentially saved us from a very costly mistake. Exceptional return on investment."

Christine Waldron HR Manager, Merthyr Tydfil

"I had assumed the price would increase when I requested an urgent turnaround on the report. It did not. Full report by 6pm same day, still £499. Remarkable service."

Peter Lawson Corporate Client, Merthyr Tydfil

"After checking four other providers and finding prices ranging from £650 to £1,100, finding £499 fixed for superior P300 technology in Merthyr Tydfil was a relief. Best decision I made."

Monica Sherwood Private Client, Merthyr Tydfil

Lie Detector Test Cost in Merthyr Tydfil, UK

Clear information about lie detector prices so you can budget with confidence.

When people search for “lie detector price Merthyr Tydfil” or “how much is a lie detector test in the UK?”, they are often confused by hidden fees and unclear packages. Our pricing in Merthyr Tydfil is simple: £499 for a standard P300 EEG test , £599 for same-day P300, and £799 for a traditional polygraph test . These prices are in line with professional UK lie detector test costs while offering far higher accuracy with P300 EEG technology.

Cheaper services sometimes advertise very low headline prices, but then add extra charges for consultation, reports or weekend appointments. By contrast, our Merthyr Tydfil lie detector test prices are fully inclusive, and any optional extras (such as mobile travel fees or venue hire) are always confirmed in writing before you commit. This means you always know exactly what your lie detector test will cost in Merthyr Tydfil – no surprises, no last‑minute add‑ons.

Lie Detector Price Questions

Everything you need to know about lie detector test costs in Merthyr Tydfil.

Lie detector test prices in Merthyr Tydfil are: £499 for standard P300 EEG testing, £599 for same-day service, and £799 for traditional polygraph testing. All prices include everything - no hidden costs.

The £499 price for Merthyr Tydfil P300 EEG testing includes: pre-test consultation, professional testing session, 3-5 questions, brain-wave analysis, comprehensive PDF report, expert witness testimony if needed, and full technical support. No additional charges.

Same-day testing in Merthyr Tydfil costs £599 (£100 extra) because of: priority scheduling, emergency venue booking costs, rapid technician deployment, and weekend/evening availability. This ensures you get tested within 2-4 hours of booking.

No hidden costs whatsoever. Our Merthyr Tydfil prices are completely transparent: £499 P300 standard, £599 same-day, £799 polygraph. Mobile testing may add £50-£100 for travel depending on exact location, but this is clearly stated upfront.

Full payment is required to secure your Merthyr Tydfil appointment. We accept cash, credit card, debit card, and bank transfer. Payment plans may be available for corporate clients or multiple tests - contact us to discuss options.

P300 EEG at £499 offers 95% accuracy vs polygraph's 65-75%. It's faster (45-90 mins vs 2-3 hours), cannot be beaten with training, has stronger legal standing, includes expert witness testimony, and provides comprehensive reporting. Better value despite higher upfront cost.

We offer corporate packages for multiple tests in Merthyr Tydfil. Discounts available for 3+ tests booked together. Contact us for volume pricing - savings can be significant for businesses or legal firms requiring multiple examinations.

Full refund available within 24 hours of booking. After 24 hours, if we've already secured your Merthyr Tydfil testing venue, the venue booking fee (typically £50-£100) cannot be refunded as we reserve these locations immediately to guarantee your appointment.

Our Merthyr Tydfil prices are consistent across all North West locations. Whether you're in Manchester city centre or surrounding areas, the cost remains £499 for P300 EEG, £599 same-day, and £799 polygraph. No location-based price increases.

Mobile testing in Merthyr Tydfil adds £50-£100 depending on exact location. This covers travel costs and portable equipment setup. Central Merthyr Tydfil locations are £50, outer areas up to £100. Always quoted upfront before booking.

Who Uses Our Services in Merthyr Tydfil?

It's not just private individuals. We are the trusted partner for:

Family Law Solicitors

Providing evidence for custody disputes and divorce settlements across Merthyr Tydfil.

Corporate HR Depts

Handling internal theft investigations and high-level security clearance screening.

Security Firms

Vetting staff for sensitive roles where integrity is non-negotiable.

Lie Detector Price in Your Area

The lie detector price is fixed at £499 wherever you are in the UK. Select your nearest area below for local availability, travel options and booking.

London Manchester Birmingham Leeds Liverpool Sheffield Bristol Newcastle Nottingham Leicester Coventry Bradford Edinburgh Glasgow Cardiff Southampton Portsmouth Brighton Hull Middlesbrough Stoke-on-Trent Wolverhampton Derby Oxford Cambridge Luton Bournemouth Northampton Norwich Swansea York Exeter Plymouth

Don't see your area? View all UK areas — we cover the full length of the country with mobile testing available at a location of your choice.

Get Your Merthyr Tydfil Quote Today

Transparent pricing, professional service, immediate results. Book your lie detector test with confidence.