Lie Detector vs Spinni
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lie Detector
This app simulates lie detection using fingerprint, eye, and voice scanners for entertainment. It's designed to prank friends and family with fun sound effects and secret result controls.
- Simulated fingerprint scanner
- Simulated eye scanner
- Simulated voice detector
- Fun sound effects
- Secret result control
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Lie Detector – Prank Simulator Lie Detector is an entertaining prank app that simulates detecting whether someone is “telling the truth” or “lying.” This app is for entertainment purposes only and cannot determine real-life truthfulness. Use it to surprise and entertain friends and family. Features * Fingerprint Scanner: The app simulates the fingerprint scanning process. Ask a question, have the player place their finger on the screen and get a simulated result of “Truth” or “Lie”. * Eye Scanner: Simulate iris scanning with the camera and display a fun result. * Voice Detector: Record a voice response and receive a random truth or lie result. * Fun Sound Effects: Includes nearly 100 sounds to make pranks more entertaining. * Secret Result Control: Use volume buttons to secretly set the next scan result. How to Play 1. Open the app. 2. Choose a mode: Fingerprint, Eye Scan, or Voice Detection. 3. Ask any question. 4. Scan as instructed. 5. View the simulated result. 6. Optionally, control the result using the volume buttons. Disclaimer This is a prank app for entertainment purposes only. Results are simulated and not based on actual lie detection. Terms of Use: https://nekosoft-studio.web.app/terms_of_service.html Privacy Policy: https://nekosoft-studio.web.app/privacy_policy.html
Spinni
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Spinni makes it fast and fun to choose who goes first. Add names by typing, pasting, or simply saying them out loud. Then choose how you want Spinni to pick: spin the colorful Name Wheel or switch to Spin the Bottle. Perfect for parties, games, classrooms, sports, family activities, challenges, and everyday decisions. Simple. Colorful. Fun. Features: • Name Wheel • Spin the Bottle • Add names with your voice • Fast and smooth spinning • Random selection every spin • Easy name editing • Paste, shuffle, and sort names • Fun animations and effects • Designed for friends, families, teachers, and groups Whether you need to decide who starts a game, answers first, takes the next turn, cleans up, or gets picked from the group, Spinni makes choosing someone part of the fun.
Screenshots
Verdict
The clearest difference is in-app purchases: Spinni at none against Lie Detector's 1. Lie Detector's advantage is update cadence (every 9 days 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
Both are free to download. Lie Detector sells 1 one-off in-app purchase. Spinni asks for nothing beyond the download.
Lie Detector ships an update every 9 days, Spinni every 6 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Lie Detector | Spinni |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (164 ratings) — better | — |
| Positive reviews | 11.5% of reviews | — |
| Number of ratings | 164 — better | — |
| Update frequency | Every 9 days — better | Every 6 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 111 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Neko Soft | Christopher Thaulow-Landmark |
In-app purchases
Lie Detector
- Remove ads$6.99
Spinni
No in-app purchases
Questions
Is Lie Detector free?
Is Spinni free?
Do Lie Detector or Spinni have ads?
Which is updated more often, Lie Detector or Spinni?
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