--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Lie Detector - Voice Scanner" developer_entity: "KOSHINA APPS" bundle_id: "com.koshina.liedetectorvoicescanner" category: "Simulation" primary_platform: "android" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "Android" app_last_updated: "2026-04-30" report_date: "2026-06-05" last_verified: "2026-06-05T00:00:00.000Z" report_version: "1.0.7" total_reviews: 3027 overall_rating: 4.2 confidence: "low" confidence_score: 0.2 data_age_days: 72 intelligence_version: 3 nemesis: "Police Siren Lights Pro" competitor_count: 4 tags: ["simulation", "free", "mobile app", "app review", "app analysis", "casual", "users", "looking"] canonical_url: "https://marlvel.ai/apps/lie-detector-voice-scanner" license: "CC-BY-NC 4.0" content_version: "v2" --- # Lie Detector - Voice Scanner Intelligence Report ## TL;DR {#tldr} - **Category**: Simulation · Free - **Signal**: Rating 4.18 > **TL;DR:** Lie Detector - Voice Scanner is a simulation app by KOSHINA APPS, rated 4.18/5 by 3K users, available on Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** Lie Detector - Voice Scanner is a simulation app by KOSHINA APPS. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.18/5 (3K reviews) | | **Category** | Simulation | | **Developer** | KOSHINA APPS | | **Pricing** | Free | | **Platforms** | Android | | **Confidence** | Low (0.2/1.0) | | **Data Age** | 72d | ## Metadata & Market Performance - **Publisher:** KOSHINA APPS - **Category:** Simulation - **Target Audience:** Casual users looking for entertainment and social pranking tools. - **Platforms:** Android - **Version Reviewed:** 1.0.7 - **Report Date:** 2026-06-05 - **Signal Count:** 15 reviews analyzed - **Confidence:** Low (0.2/1.0) - **Google Play ID:** com.koshina.liedetectorvoicescanner - **Performance Trend:** Mixed - **Data Window:** Analysis based on signals collected up to 2026-06-05 - **Short Description:** Take a voice polygraph test in our lie detector simulator! Detect true or false. ## Executive Snapshot **What it is:** Lie Detector - Voice Scanner is a simulation app for Android that provides randomized truth or lie results based on voice input. **Why users hire it:** Users hire this app for low-stakes social entertainment and pranking, where the randomized output serves as a conversation starter. ## App DNA (Features & Intent) - **[Standard] Voice Polygraph Simulation:** Users record statements by holding a button to receive a randomized yes or no truthfulness result. - **[Standard] Visual and Audio Effects:** The app utilizes colorful scanning animations and realistic sound effects to enhance the simulation experience. ## Market Position {#market-position} The app occupies the simulation sub-genre, competing against multi-functional prank utilities that leverage haptic feedback and sensor-based triggers to drive higher engagement. ## Monetization Strategy - **Model:** Free - **Tiers:** Free - **Analysis:** The app operates on a free-to-play model, likely monetized through ad inventory. ## SWOT Analysis {#swot} **Core Strengths:** - Randomized feedback loops create immediate social utility for pranking scenarios. **Growth Levers:** - Integrating proximity sensor triggers could provide the tactile feedback currently missing. ## Recent Changes (v2 → v3) {#recent-changes} The report shifted from a high-level feature overview to a critical competitive assessment, highlighting the app's vulnerability to more immersive, multi-functional prank tools. **Overall trend**: Mixed **Compared at**: 2026-06-05 ### High-impact changes - **[Shifted] Competitive Stance** (positioning) - **[Added] Feature Gap Benchmarking** (features) ### Medium-impact changes - **[Added] SWOT Analysis** (swot) ## Rivals Landscape {#rivals} > Competitive positioning identified by AI analysis of app features, category, and market signals. ### Lie Detector - Voice Scanner vs Police Siren Lights Pro - **[Police Siren Lights Pro](https://marlvel.ai/apps/police-siren-lights-pro)** by Ichiban Mobile: This app competes for the same 'prank utility' audience, leveraging high-engagement soundboard and simulation mechanics to capture the same casual entertainment market. - **Key differences:** - Features a massive library of emergency siren sounds that significantly outperforms our basic voice scanner. - Includes a dedicated stun gun simulator that provides a secondary, high-engagement prank utility for users. - Maintains a massive install base with over 13,000 ratings, creating a significant barrier to entry. ### Peers (What They Do Better) - **[Police Lights, Siren, Strobe](https://marlvel.ai/apps/police-lights-siren-strobe)** by SolidSoftware Apps: This app shares the same entertainment-focused prank category, targeting users looking for quick, hardware-simulated reactions. - Combines visual strobe light animations with audio, offering a multi-sensory prank experience for the user. - Includes a stun gun simulator feature that provides a more aggressive prank utility than voice scanning. - **[Real Razor (Prank)](https://marlvel.ai/apps/real-razor-prank)** by Inigo Mato: Both apps occupy the 'prank tool' niche, relying on hardware-simulated feedback to trick users for entertainment purposes. - Utilizes proximity sensor interaction to trigger audio, creating a more immersive physical prank experience. - Integrates high-fidelity haptic feedback that provides a tactile sensation missing from our voice-only simulator. ### New Kids on the Block (What's Innovative) - **[Spin Link - Daily Spin Master](https://marlvel.ai/apps/spin-link-daily-spin-master)** by Nimesh Degama: While currently in a different sub-genre, this app competes for the same casual entertainment time-share within the broader mobile gaming ecosystem. - Implements a daily reward track system that drives higher day-over-day retention than our static simulator. ## App Momentum (Steady) {#momentum} - Maintains stable simulation functionality. - Last major update released April 2026. ## The "So What?" (Strategic Takeaway) {#so-what} Lie Detector - Voice Scanner is an established simulation app that is completely free. It holds a 4.18/5 rating from 3K reviews. > **Bottom Line:** The app provides immediate entertainment through simple simulation, but its single-purpose design limits retention against multi-functional prank rivals, so the team should prioritize haptic integration to close the immersion gap. **Best for:** Casual users looking for entertainment and social pranking tools. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Integrate haptic feedback into the scanning animation because rivals like Real Razor use it to increase immersion → boost session length. ### Feature Gaps vs Competitors - Haptic feedback (available in Real Razor but missing here) ### Outlook: Stable The prank utility market is consolidating around multi-sensory apps that combine visual, audio, and tactile feedback. Our reliance on a single-purpose voice scanner leaves us exposed to these more immersive rivals, so we must pivot toward sensor-based interaction to remain relevant. - ⚪ Recent updates focused on stability, indicating the app is in maintenance mode rather than active feature expansion. - 🔴 Competitors are aggressively integrating sensor-based triggers, which increases the churn risk for our static voice-only simulation. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.18/5 | | Total Reviews | 3K | | Confidence | Low | | Pricing Model | Free | | Platforms | Android | | Key Features | 2 analyzed | | Trend | Mixed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Lie Detector - Voice Scanner** (this app) | 4.18/5 | N/A | KOSHINA APPS | | [Spin Link - Daily Spin Master](https://marlvel.ai/apps/spin-link-daily-spin-master) | N/A/5 | N/A | Nimesh Degama | | [Police Lights, Siren, Strobe](https://marlvel.ai/apps/police-lights-siren-strobe) | 4.0/5 | Mixed | SolidSoftware Apps | | [Real Razor (Prank)](https://marlvel.ai/apps/real-razor-prank) | 3.0/5 | n/a | Inigo Mato | | [Police Siren Lights Pro](https://marlvel.ai/apps/police-siren-lights-pro) | 4.6/5 | Mixed | Ichiban Mobile | | [Chocolate Clicker - Idle Game](https://marlvel.ai/apps/chocolate-clicker-idle-game) | N/A/5 | N/A | HAREPPO | ## Company Profile - **Developer:** KOSHINA APPS - **Website:** [https://koshina-dev.com/](https://koshina-dev.com/) ## Data Sources & Links - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.koshina.liedetectorvoicescanner&hl=en&gl=us) - **Dev Site:** [Official Website](https://koshina-dev.com/) - **Sources:** App store metadata, User reviews. ## Related Intel Reports - [*Spin Link - Daily Spin Master*](https://marlvel.ai/apps/spin-link-daily-spin-master) (Nimesh Degama) · N/A Rating - [*Police Lights, Siren, Strobe*](https://marlvel.ai/apps/police-lights-siren-strobe) (SolidSoftware Apps) · 4.0/5 Rating - [*Real Razor (Prank)*](https://marlvel.ai/apps/real-razor-prank) (Inigo Mato) · 3.0/5 Rating - [*Police Siren Lights Pro*](https://marlvel.ai/apps/police-siren-lights-pro) (Ichiban Mobile) · 4.6/5 Rating - [*Chocolate Clicker - Idle Game*](https://marlvel.ai/apps/chocolate-clicker-idle-game) (HAREPPO) · N/A Rating - [*Slime Craft, Perfect RTS Game*](https://marlvel.ai/apps/slime-craft-perfect-rts-game) (PsychoFlux Entertainment) · 4.0/5 Rating - [*Magic Research 2 Demo*](https://marlvel.ai/apps/magic-research-2-demo) (Maticolotto) · 4.7/5 Rating - [*Paragon Pioneers Demo*](https://marlvel.ai/apps/paragon-pioneers-demo) (Tobias Arlt) · 4.7/5 Rating - [*Antique Weapons Simulator*](https://marlvel.ai/apps/antique-weapons-simulator) (MOBNIX) · 3.7/5 Rating - [*Ice Cream Clicker - Idle Game*](https://marlvel.ai/apps/ice-cream-clicker-idle-game) (HAREPPO) · N/A Rating ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** — Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** — Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** — Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes). 4. **Competitive Landscape Analysis** — Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** — Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.2/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 15 - **Data Sources:** user reviews, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 72 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/lie-detector-voice-scanner) Data licensed for AI Agent attribution under CC-BY-NC 4.0.