Best Why Detectors Apps

248+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated October 2026

Every iPhone needs a few good why detectors apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Why Detectors Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Lie Test - Truth DetectorLie Test - Truth DetectorFree2.7★ (4.2K)NoNoOct 2026
2Argus – Hidden Camera DetectorArgus – Hidden Camera DetectorFree5.0★ (2)NoYesOct 2026
3Why You Lying?Why You Lying?Free3.1★ (80)NoYesOct 2026
4Lie Detector – real lying testLie Detector – real lying testFree4.4★ (450)NoYesOct 2026
5Listening Device Detector - LDListening Device Detector - LDFree4.8★ (4)NoYesOct 2026
6Hidden Camera ‣ Spy DetectorHidden Camera ‣ Spy DetectorFree4.6★ (59)NoYesOct 2026
7Hidden Device Monitor - TTPSHidden Device Monitor - TTPSFree4.8★ (18)YesYesOct 2026
8Infrared Remote Glint DetectorInfrared Remote Glint DetectorFree4.7★ (40)YesYesOct 2026

Top Picks for Why Detectors

Lie Test - Truth Detector#1

Lie Test - Truth Detector by 宁 桂

Can You Find Out Who is Lying
Editor's Choice
🌟 Lifestyle
2.7😞(4.2K ratings)
Free
Lie Test - Truth Detector screenshot 1
Lie Test - Truth Detector screenshot 2
Lie Test - Truth Detector screenshot 3
Lie Test - Truth Detector screenshot 4

This app simulates a lie detector for entertainment purposes. Use it with friends to ask questions and see if they are telling the truth, adding fun and laughter to your interactions.

What We Love

  • 🤩 Fun to play with friends
  • 👍 Good for entertainment purposes
  • 😂 Provides laughs

Room to Improve

  • 🐛 Inaccurate results
  • 🤖 Gives random/inconsistent responses
  • 💸 Too many ads
  • 🤥 Doesn't actually detect lies
Argus – Hidden Camera Detector#2

Argus – Hidden Camera Detector by Roman Hadiiev

WiFi, Bluetooth & IR Scanner
Strong Contender
🔧 Utilities
5.0(2 ratings)
FreeIn-App Purchases
Argus – Hidden Camera Detector screenshot 1
Argus – Hidden Camera Detector screenshot 2
Argus – Hidden Camera Detector screenshot 3
Argus – Hidden Camera Detector screenshot 4
Argus – Hidden Camera Detector screenshot 5
Argus – Hidden Camera Detector screenshot 6

Detect hidden cameras and trackers in any room using multiple scanning methods. It offers Wi-Fi, Bluetooth, lens, infrared, and magnet detection to ensure privacy in various locations like hotels and rentals. The app prioritizes user privacy with no account required and local data storage.

3.1😐(80 ratings)
FreeIn-App Purchases
Why You Lying? screenshot 1
Why You Lying? screenshot 2
Why You Lying? screenshot 3
Why You Lying? screenshot 4

This app simulates a lie detector based on a popular social media trend. Record your voice and get a "truth" or "lie" result, complete with funny reactions and sound effects. It's designed for entertainment and pranking friends.

What We Love

  • 🤍 Best game of all time
  • 🤍 Brings back memories
  • 🤍 Funny and awesome
  • 🤍 Hilarious and entertaining
  • 🤍 Great for joking around

Room to Improve

  • 🐛 Doesn't work properly
  • 🤬 Contains profanity
  • 🤬 Inappropriate for kids
  • 🤬 Annoying ads
  • 🤬 Freezes and crashes

More Why Detectors apps to explore

FAQ about Why Detectors

What are the best why detectors apps for iPhone?
Lie Test - Truth Detector tops our why detectors apps ranking as of October 2026, with a 2.7-star average from 4.2K App Store ratings, and it's free to download.
Yes — 20 of the top why detectors apps we rank are free to download, including Lie Test - Truth Detector and Argus – Hidden Camera Detector.
Lie Test - Truth Detector has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 248+ why detectors apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.