Comparison

Lie Detector vs Roach Attack

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lie Detector

This app simulates a lie detection test using fingerprint scanning and voice analysis to determine if someone is telling the truth or lying. It's designed for entertainment, offering a fun way to challenge friends or spice up game nights with instant results and realistic effects.

Highlights
  • Fingerprint scanning lie detection
  • Voice analysis simulation
  • Instant truth/lie results
  • Realistic animations and sound effects
  • Manual outcome control
  • No sign-up required
Read full description

Lie Detector - Test the Truth Instantly! Ready to find out who’s really telling the truth? Download Lie Detector now and turn any conversation into a fun challenge! This interactive app simulates a real lie detection process using fingerprint scanning and voice interaction to give instant “truth” or “lie” results. It’s fast, engaging, and perfect for parties, friends, or just testing someone’s honesty on the spot. To get started, simply ask a yes-or-no question, place your finger on the scanner, and wait a few seconds while the app “analyzes” your response. The result will appear instantly - no setup or experience required. The app’s realistic interface features smooth animations, sound effects, and vibration feedback for an authentic experience. You can even manually control the outcome using your device’s volume buttons - press “+” for truth or “–” for lie - a great option if you want to surprise your friends or create your own scenarios. Lie Detector is ready to use right after installation - no sign-up, no data collection, no hassle. Whether you’re testing your friends’ reactions, spicing up a game night, or just having fun, this app makes it quick and easy to see who can keep a straight face. Disclaimer: Results are for entertainment purposes only and not based on real biometric or scientific analysis. Privacy Policy: https://cogapps.com/liedetector/pp.html Terms of Use: https://cogapps.com/liedetector/tou.html

About

Roach Attack

Features
Read full description

Drop a photo. Watch the swarm devour it. Save a clean MP4 ready for TikTok, Reels, and Shorts. No watermark, no edit, no learning curve. Roach Attack is the satirical video maker for the group-chat villain of the week. Pick a face, send the bugs, post the carnage. WHAT IT DOES • Pick a photo from your gallery, snap a fresh one, or use our demo portrait. • Choose your weapon: cockroach, ant, spider, scorpion, cricket, mosquito, or worm. • The swarm forms, attacks, and devours the photo over about 15 seconds. • A clean, full-quality MP4 lands in your Photos library. • Drop it straight into TikTok, Instagram Reels, YouTube Shorts, BeReal, or Snap. No extra editing. BUILT FOR REEL CREATORS • No watermark on the output. • Reel-ready 9:16 vertical aspect. • Around 15 seconds. Perfect for short-form algorithms. • Native iOS share sheet built in. • Save once, reuse forever. DARK COMEDY, NOT HARASSMENT Roach Attack is satire. Aim it at billboards you can't unsee, memes from your group chat, the cringe content of the week. It's for catharsis, not for hurting real people. There's a House Rules page in Settings if you want the full version. FREE. FOREVER. No paywall. No subscription. No "premium bugs". The boys work free. PRIVACY-FIRST Every photo is processed entirely on your device. Nothing leaves your phone, nothing hits a server, no analytics, no tracking. Delete the app and everything's gone. SEVEN HUNGRY SPECIES Cockroach, Ant, Spider, Scorpion, Cricket, Mosquito, Worm. Pick the bug that matches your mood. Each one swarms with its own personality and sound. TAG US Posted yours? Tag #RoachAttack so we can find it. We love seeing the boys at work, and we repost the best ones. THE FINE PRINT Terms of Use: https://suniltarge.com/roachattack/terms.html Privacy Policy: https://suniltarge.com/roachattack/privacy.html Made by sixty9apps. Feedback? sixty9apps@gmail.com

Screenshots

Lie Detector4 screens
Roach Attack4 screens

Verdict

The call

The clearest difference is in-app purchases: Roach Attack at none against Lie Detector's 3. Roach Attack also leads on update cadence (every 3 weeks vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lie Detector sells 3 in-app purchases, starting at $7.99 per 7 days. Roach Attack asks for nothing beyond the download.

UpkeepUpdate frequency

Lie Detector ships an update every 6 weeks, Roach Attack every 3 weeks. The most recent releases landed on September 29, 2026 and September 27, 2026 respectively.

Scorecard2 real differences · 8 level
Lie Detector versus Roach Attack: the parameters behind the verdict, then further details
ParameterLie DetectorRoach Attack
PriceFreeFree
Rating4.3 (29 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings29 — better—
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone
Requires iOS17.017.0
Further details — not scored
Size35 MB14 MB
Age rating4+4+
DeveloperAlena KislovaSunil Targe

In-app purchases

3 purchases

Lie Detector

Subscriptions3
  • Week subscription$7.997 Days
  • Premium3 Days trial$7.997 Days
  • Premium3 Days trial$49.991 Year
None

Roach Attack

No in-app purchases

Questions

Is Lie Detector free?
Lie Detector is free to download, with in-app purchases available.
Is Roach Attack free?
Roach Attack is free to download, with no in-app purchases.
Do Lie Detector or Roach Attack have ads?
Neither Lie Detector nor Roach Attack shows ads.
Which is updated more often, Lie Detector or Roach Attack?
Lie Detector ships an update every 6 weeks, and Roach Attack every 3 weeks. Most recently, Lie Detector was updated on September 29, 2026 and Roach Attack on September 27, 2026.

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