--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Call Voice Changer - IntCall" developer_entity: "Astra Communication LTD" bundle_id: "com.telestar.voicechangerip" app_store_id: "535048805" google_play_id: "com.soundeffecttools.voiceavatar.changer" category: "Entertainment" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-04-09" report_date: "2026-06-20" last_verified: "2026-06-20T16:25:22.562Z" report_version: "27" total_reviews: 29846 overall_rating: 3.97 sentiment: "Mixed" sentiment_score: 55 confidence: "high" confidence_score: 0.8 top_praise_theme: "Real-time voice modulation capabilities provide significant entertainment value for users during casual prank calls" top_complaint_theme: "Aggressive monetization and pay-to-win mechanics restrict access to core features like extended call duration" top_request_theme: "Granular audio control settings for precise voice pitch adjustment during the modulation process" review_sample_size: 798 total_review_count: 798 analyzed_review_count: 120 data_age_days: 3 momentum_velocity: "maintenance" intelligence_version: 7 competitor_count: 4 tags: ["entertainment", "freemium", "mixed sentiment", "mobile app", "app review", "app analysis", "casual", "users", "seeking"] canonical_url: "https://marlvel.ai/intel-report/entertainment/call-voice-changer-intcall" license: "CC-BY-NC 4.0" content_version: "v2" --- # Call Voice Changer - IntCall App Audit ## TL;DR {#tldr} - **Category**: Entertainment · Freemium - **Signal**: Rating 3.97 · Sentiment Mixed - **Recent focus**: Aggressive monetization and pay-to-win mechanics restrict access to core features like extended call duration (top complaint) · Real-time voice modulation capabilities provide significant entertainment value for users during casual prank calls (top praise) · Granular audio control settings for precise voice pitch adjustment during the modulation process (top request) > **TL;DR:** Call Voice Changer - IntCall is a entertainment app by Astra Communication LTD, rated 3.97/5 by 29.8K users, with Mixed user sentiment (55/100), available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** Call Voice Changer - IntCall shows Mixed sentiment (3.97/5 from 29.8K reviews) — users praise real-time voice modulation capabilities provide significant entertainment value for users during casual prank calls but report issues with aggressive monetization and pay-to-win mechanics restrict access to core features like extended call duration. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 3.97/5 (29.8K reviews) | | **User Mood** | Mixed | | **Category** | Entertainment | | **Developer** | Astra Communication LTD | | **Pricing** | Freemium | | **Platforms** | iOS & Android | | **Confidence** | High (0.8/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** Astra Communication LTD - **Category:** Entertainment - **Target Audience:** Casual users seeking prank call tools and voice-altering entertainment for social interactions. - **Platforms:** iOS & Android - **Version Audited:** 27 - **Audit Date:** 2026-06-20 - **Signal Count:** 798 reviews analyzed - **Confidence:** High (0.8/1.0) - **App Store ID (iOS):** 535048805 - **Bundle ID:** com.telestar.voicechangerip - **Google Play ID:** com.soundeffecttools.voiceavatar.changer - **Performance Trend:** Mixed - **Data Window:** Analysis based on signals collected up to 2026-06-20 ## Executive Snapshot **What it is:** Call Voice Changer - IntCall is an entertainment app for iOS and Android that enables real-time voice modulation during VOIP phone calls. **Why users hire it:** Users hire this app to execute spontaneous prank calls, fulfilling a need for low-stakes social humor that standard dialers cannot provide. ## App DNA (Features & Intent) - **[Differentiator] Real-time Voice Pitch Shifting:** Modifies voice pitch during active VOIP calls via the in-call control panel - **[Differentiator] In-call Sound Effects:** Injects pre-recorded audio clips like sirens or dog barks into live calls ## Market Position {#market-position} The app maintains a presence in the Entertainment category across multiple international markets, with recent entries into the Grossing charts in regions including Cyprus and Lebanon. The reliance on VOIP-credit monetization creates a high-friction barrier compared to ad-supported prank tools. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free installation with limited one-time credit, Pay As You Go credit system, Weekly auto-renewing subscription - **Analysis:** Monetization relies on a credit-based VOIP model, requiring users to purchase minutes for core functionality. ## 🟡 User Sentiment (High Confidence: 120 of 798 reviews analyzed) {#user-sentiment} - **Overall Rating:** 3.97/5 - **Platform Split:** iOS 4.2/5 (5.4K ratings) | Android 3.9/5 (24.4K ratings) - **Overall Sentiment:** Mixed ### Top Praises - **Real-time voice modulation capabilities provide significant entertainment value for users during casual prank calls** ### Top Complaints (Impact Areas) - **Aggressive monetization and pay-to-win mechanics restrict access to core features like extended call duration** ### Top Requests (What Users Want) - **Granular audio control settings for precise voice pitch adjustment during the modulation process** ## SWOT Analysis {#swot} **Core Strengths:** - Real-time VOIP modulation provides immediate entertainment value for prank scenarios. **Critical Frictions:** - Pay-to-win credit model restricts core functionality, driving negative sentiment and churn. **Growth Levers:** - Implement granular audio controls to match Live Voice Changer's feature set. **Market Threats:** - Competitors with ad-supported models drain the casual-user funnel. ## Recent Changes (v6 → v7) {#recent-changes} The app experienced a minor rating recovery and a strategic pivot in development priorities, shifting focus from feature parity with competitors to addressing internal monetization friction. **Overall trend**: Mixed **Compared at**: 2026-06-20 ### High-impact changes - **[Improved] Rating Increase** (sentiment) — Average user rating improved from 4.07 to 4.21. - **[Shifted] Roadmap Priority Pivot** (positioning) — PM action items shifted from prioritizing native call recording to auditing VOIP credit pricing and adding granular audio controls. ### Medium-impact changes - **[Removed] Competitive Threat Removal** (swot) — Removed the specific threat regarding Funcall's recording infrastructure, replacing it with a general threat regarding ad-supported competitors. - **[Removed] Ad-Frequency Complaint Resolution** (sentiment) — Removed the top complaint theme regarding excessive advertisement frequency, focusing exclusively on credit-gating. ## What's New - **Latest (v5.0.1, 1 months ago):** General bug fixes and performance improvements. ## App Momentum (Maintenance) {#momentum} - Ships stability updates for voice shifting. - Refined interface for faster voice swapping. - Fixed audio playback reliability bugs. > **Cadence:** 2 total versions · 1 majors in last 6 months · 35 days since last update · 6 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} Call Voice Changer - IntCall is an established entertainment app that is free with in-app purchases. With a 3.97/5 rating from 29.8K reviews, it shows polarized user reception. > **Bottom Line:** The app captures casual prank traffic through real-time modulation, but the credit-based monetization model creates a high-friction experience that limits retention, so the PM should pivot to a more balanced ad-supported model to reduce churn. **Best for:** Casual users seeking prank call tools and voice-altering entertainment for social interactions. ### PM Action Plan (Next Best Moves) - [ ] [PIVOT] [HIGH IMPACT] Audit VOIP credit pricing because high-frequency pay-to-win complaints drive churn → improve retention — *Top complaint theme identifies monetization friction as the primary churn driver.* _(trade-off: deprioritize Pause the development of new sound effect packs — credit pricing has a higher revenue impact.)_ - [ ] [INVEST] [MEDIUM IMPACT] Ship granular audio controls because users explicitly request pitch customization → increase engagement — *User requests highlight a feature gap against Live Voice Changer.* _(trade-off: deprioritize Delay the UI refresh for the dialer screen — core utility features take precedence.)_ ### Feature Gaps vs Competitors - 12-band equalizer (available in Live Voice Changer - Prankcall but missing here) - Automated call scheduling (available in Fake Call but missing here) ### Outlook: Mixed The prank-tool market is consolidating around apps that offer either higher utility or lower friction, leaving IntCall exposed. Unless the team addresses the gap between advertised performance and actual call stability, the current churn rate will continue to erode the user base into the next quarter. - 🔴 Persistent technical failures during live calls erode the daily active habit, which compounds the rating drag already visible on Android. - ⚪ Recent updates focused on stability and interface refinement, but failed to address the core monetization complaints from the user base. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 3.97/5 | | Total Reviews | 29.8K | | Sentiment | Mixed (55/100) | | Confidence | High | | Pricing Model | Freemium | | Platforms | iOS & Android | | Key Features | 2 analyzed | | Trend | Mixed | | Outlook | Mixed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Call Voice Changer - IntCall** (this app) | 3.97/5 | Mixed | Astra Communication LTD | | [Fake Call](https://marlvel.ai/intel-report/utilities/fake-call-1) | 4.4/5 | Mixed | Kishan Panchotiya | | [Hair Clipper (Prank)](https://marlvel.ai/intel-report/entertainment/hair-clipper-prank) | 4.5/5 | Mixed | Cuneyt Ayyildiz | | [Funcall - Voice Changer & Rec](https://marlvel.ai/intel-report/entertainment/funcall-voice-changer-rec) | 3.4/5 | Upset | bar ish shalom | | [Live Voice Changer - Prankcall](https://marlvel.ai/intel-report/entertainment/live-voice-changer-prankcall) | 4.4/5 | Frustrated | 晓溪 张 | | [BESTPLAY Play to earn & donate](https://marlvel.ai/intel-report/entertainment/bestplay-play-to-earn-donate) | 4.7/5 | Frustrated | Bestplay | ## Company Profile - **Developer:** Astra Communication LTD - **Website:** [https://www.astracom.net/call-voice-changer](https://www.astracom.net/call-voice-changer) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/call-voice-changer-intcall/id535048805?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.soundeffecttools.voiceavatar.changer&hl=en&gl=us) - **Dev Site:** [Official Website](https://www.astracom.net/call-voice-changer) - **Sources:** Developer website content, App store metadata, User reviews. ## Related Intel Reports - [*Fake Call*](https://marlvel.ai/intel-report/utilities/fake-call-1) (Kishan Panchotiya) — 4.4/5 Rating | Mixed Sentiment - [*Hair Clipper (Prank)*](https://marlvel.ai/intel-report/entertainment/hair-clipper-prank) (Cuneyt Ayyildiz) — 4.5/5 Rating | Mixed Sentiment - [*Funcall - Voice Changer & Rec*](https://marlvel.ai/intel-report/entertainment/funcall-voice-changer-rec) (bar ish shalom) — 3.4/5 Rating | Terrible Sentiment - [*Live Voice Changer - Prankcall*](https://marlvel.ai/intel-report/entertainment/live-voice-changer-prankcall) (晓溪 张) — 4.4/5 Rating | Negative Sentiment - [*BESTPLAY Play to earn & donate*](https://marlvel.ai/intel-report/entertainment/bestplay-play-to-earn-donate) (Bestplay) — 4.7/5 Rating | Negative Sentiment - [*JustPlay: Earn Money or Donate*](https://marlvel.ai/intel-report/entertainment/justplay-earn-money-or-donate) (JustPlay GmbH) — 4.4/5 Rating | Positive Sentiment - [*JustPlay: Earn Loyalty Rewards*](https://marlvel.ai/intel-report/entertainment/justplay-earn-loyalty-rewards) (Gimica GmbH) — 4.7/5 Rating | Negative Sentiment - [*TikTok - Videos, Shop & LIVE*](https://marlvel.ai/intel-report/entertainment/tiktok-videos-shop-live) (TikTok Ltd.) — 4.4/5 Rating | Negative Sentiment - [*Leprecam*](https://marlvel.ai/intel-report/entertainment/leprecam) (Asinine Games Inc) — 4.2/5 Rating | N/A Sentiment - [*Barbie Dreamhouse Adventures*](https://marlvel.ai/intel-report/entertainment/com-budgestudios-barbiedreamhouse) (Budge Studios) — 4.3/5 Rating | Negative Sentiment ## 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 and evidence quoting. 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:** 0.8/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 798 - **Data Sources:** user reviews, developer website, 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:** 0 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/entertainment/call-voice-changer-intcall) Data licensed for AI Agent attribution under CC-BY-NC 4.0.