--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Time Stretch (Speed Change)" developer_entity: "Loop-Sessions.LLC." bundle_id: "com.loopsessions.ls2013003.ls20130418" app_store_id: "637376117" category: "Music" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2026-08-25" report_date: "2026-09-09" last_verified: "2026-09-09T00:00:00.000Z" report_version: "7.0.0" total_reviews: 21 overall_rating: 3.6 sentiment: "Mixed" sentiment_score: 45 confidence: "medium" confidence_score: 0.55 top_praise_theme: "Music transcription capabilities provide a powerful tool for musicians needing to stretch audio files" top_complaint_theme: "Lack of clear instructions on how to import audio files makes the app feel unusable" review_sample_size: 3 total_review_count: 3 analyzed_review_count: 3 data_age_days: 53 momentum_velocity: "maintenance" intelligence_version: 3 tags: ["music", "freemium", "mixed sentiment", "mobile app", "app review", "app analysis", "musicians", "students", "adjust"] canonical_url: "https://marlvel.ai/apps/time-stretch-speed-change" license: "CC-BY-NC 4.0" content_version: "v2" --- # Time Stretch (Speed Change) Intelligence Report ## TL;DR {#tldr} - **Category**: Music · Freemium - **Signal**: Rating 3.57 · Sentiment Mixed - **Recent focus**: Lack of clear instructions on how to import audio files makes the app feel unusable (top complaint) · Music transcription capabilities provide a powerful tool for musicians needing to stretch audio files (top praise) > **TL;DR:** Time Stretch (Speed Change) is a music app by Loop-Sessions.LLC., rated 3.57/5 by 21 users, with Mixed user sentiment (45/100), available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Time Stretch (Speed Change) shows Mixed sentiment (3.57/5 from 21 reviews) - users praise music transcription capabilities provide a powerful tool for musicians needing to stretch audio files but report issues with lack of clear instructions on how to import audio files makes the app feel unusable. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 3.57/5 (21 reviews) | | **User Mood** | Mixed | | **Category** | Music | | **Developer** | Loop-Sessions.LLC. | | **Pricing** | Freemium | | **Platforms** | iOS | | **Confidence** | Medium (0.55/1.0) | | **Data Age** | 53d | ## Metadata & Market Performance - **Publisher:** Loop-Sessions.LLC. - **Category:** Music - **Target Audience:** Musicians and students who need to slow down or adjust audio tracks for practice and transcription. - **Platforms:** iOS - **Version Reviewed:** 7.0.0 - **Report Date:** 2026-09-09 - **Signal Count:** 3 reviews analyzed - **Confidence:** Medium (0.55/1.0) - **App Store ID (iOS):** 637376117 - **Bundle ID:** com.loopsessions.ls2013003.ls20130418 - **Performance Trend:** Mixed - **Data Window:** Analysis based on signals collected up to 2026-09-09 ## Executive Snapshot **What it is:** Time Stretch (Speed Change) is a music utility for iOS that provides real-time audio speed adjustment and 31-band equalization for transcription and practice. **Why users hire it:** The app removes the cognitive cost of transcribing music by allowing users to slow down complex passages without altering pitch, a utility that displaces manual tape-looping or basic playback tools. ## App DNA (Features & Intent) - **[Standard] Time Stretch:** Adjusts audio playback speed between 50% and 200% in real time, serving as a core retention lever for musicians. - **[Differentiator] 31-Band Equalizer:** Provides granular frequency adjustment; gated behind In-App Purchase to drive paid conversion. * *User Intent:* Users seek enhanced value through premium features. - **[Differentiator] AUv3 Host:** Allows the app to function as an Audio Unit v3 host, increasing switching costs for professional users. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} Time Stretch (Speed Change) maintains a niche presence in the music utility category with a 3.57-star rating. The lack of recent feature updates, combined with the transition to a successor app, signals a shift away from active market competition. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free with banner ads, In-App Purchase for 31-band equalizer and custom presets - **Analysis:** Freemium model with ad-supported free tier and IAP gates for advanced audio processing features. ## 🟡 User Sentiment (Medium Confidence: 3 of 3 reviews analyzed) {#user-sentiment} - **Overall Rating:** 3.57/5 - **Platform Split:** iOS 3.6/5 (21 ratings) - **Overall Sentiment:** Mixed ### Top Praises - **Music transcription capabilities provide a powerful tool for musicians needing to stretch audio files** ### Top Complaints (Impact Areas) - **Lack of clear instructions on how to import audio files makes the app feel unusable** ## SWOT Analysis {#swot} **Core Strengths:** - AUv3 host integration creates a defensible barrier for professional users. - Real-time time-stretching engine provides a core utility that sustains the user base. **Growth Levers:** - Migration of existing users to Audio Unit Player could be accelerated by providing a direct, in-app file-transfer utility. ## Recent Changes (v2 → v3) {#recent-changes} The developer transitioned from a passive sunset strategy to an active migration effort, specifically targeting the high-friction file-transfer process to retain the user base. **Overall trend**: Mixed **Compared at**: 2026-09-09 ### High-impact changes - **[Shifted] Migration Strategy** (positioning) ### Medium-impact changes - **[Added] New SWOT items** (swot) ## What's New - **Latest (v7.0.0, 2 weeks ago):** Version 7.0.0 marks the end of active development; users are directed to migrate to the 'Audio Unit Player' app. ## App Momentum (Maintenance) {#momentum} - Announced end of regular development. - Directed users to Audio Unit Player. > **Cadence:** 1 total versions · 1 majors in last 6 months · 15 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Time Stretch (Speed Change) is a music app that is free with in-app purchases. It holds a 3.57/5 rating from 21 reviews. > **Bottom Line:** Time Stretch (Speed Change) holds a niche position through its AUv3 host capability, but the transition to a successor app necessitates a focus on user migration. Prioritizing a seamless data-transfer path for existing users will protect the user base during the sunset phase. **Best for:** Musicians and students who need to slow down or adjust audio tracks for practice and transcription. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Ship a direct file-transfer utility to Audio Unit Player because the current manual process drives user churn → increase migration success ### Outlook: Declining The music utility market is consolidating around players that offer both speed control and advanced AUv3 integration. Time Stretch (Speed Change) is effectively exiting this space, and the PM must focus on minimizing user loss during the transition to the successor app. - 🔴 The end of regular development for Time Stretch (Speed Change) signals a decline in utility, as users must migrate to a new app to receive future updates. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 3.57/5 | | Total Reviews | 21 | | Sentiment | Mixed (45/100) | | Confidence | Medium | | Pricing Model | Freemium | | Platforms | iOS | | Key Features | 3 analyzed | | Trend | Mixed | | Outlook | Declining | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Time Stretch (Speed Change)** (this app) | 3.57/5 | Mixed | Loop-Sessions.LLC. | | [SyncTimer - Ensemble Stopwatch](https://marlvel.ai/apps/synctimer-ensemble-stopwatch) | 5.0/5 | Thrilled | Sebastian Suarez-Solis | | [BandLab – Music Maker & Beats](https://marlvel.ai/apps/bandlab-music-maker-beats) | 4.8/5 | n/a | BandLab Singapore Pte Ltd | | [Suno - AI Songs, Music, Lyrics](https://marlvel.ai/apps/suno-ai-songs-music) | 4.0/5 | Mixed | Suno, Inc. | | [ヨルシカ](https://marlvel.ai/apps/com-yorushika-sp) | 4.8/5 | N/A | Fanplus, Inc. | | [あいみょん](https://marlvel.ai/apps/net-aimyong-sp) | 4.5/5 | N/A | Fanplus, Inc. | ## Company Profile - **Developer:** Loop-Sessions.LLC. - **Website:** [https://www.loopsessions.com/](https://www.loopsessions.com/) - **Social:** [Facebook](https://www.facebook.com/junichi.minamino) · [X/Twitter](https://twitter.com/MJeeeey) · [YouTube](https://www.youtube.com/watch) ## Data Sources & Links - **App Store ID:** 637376117 - **Dev Site:** [Official Website](https://www.loopsessions.com/) - **Sources:** Developer website content, About us / company information, App store metadata, User reviews. ## Related Intel Reports - [*SyncTimer - Ensemble Stopwatch*](https://marlvel.ai/apps/synctimer-ensemble-stopwatch) (Sebastian Suarez-Solis) · 5.0/5 Rating | Excellent Sentiment - [*BandLab – Music Maker & Beats*](https://marlvel.ai/apps/bandlab-music-maker-beats) (BandLab Singapore Pte Ltd) · 4.8/5 Rating - [*Suno - AI Songs, Music, Lyrics*](https://marlvel.ai/apps/suno-ai-songs-music) (Suno, Inc.) · 4.0/5 Rating - [*ヨルシカ*](https://marlvel.ai/apps/com-yorushika-sp) (Fanplus, Inc.) · 4.8/5 Rating - [*あいみょん*](https://marlvel.ai/apps/net-aimyong-sp) (Fanplus, Inc.) · 4.5/5 Rating - [*イントリズム*](https://marlvel.ai/apps/jp-rc-into-rhythm) (RedinC) · 3.5/5 Rating - [*クリープハイプ*](https://marlvel.ai/apps/creephyp-sp-browsingapp) (Fanplus, Inc.) · N/A Rating - [*マカロニえんぴつ*](https://marlvel.ai/apps/com-macaroniempitsu-fc) (Fanplus, Inc.) · 3.1/5 Rating - [*100.1 Jack FM*](https://marlvel.ai/apps/100-1-jack-fm) (NRG Media) · 1.0/5 Rating - [*100.1 WJRZ*](https://marlvel.ai/apps/100-1-wjrz) (Beasley Broadcast Group) · 4.8/5 Rating | Excellent Sentiment ## Frequently Asked Questions {#faq} ### Is Time Stretch (Speed Change) still being updated? No, the developer has announced the end of regular updates for Time Stretch (Speed Change) and is directing users to migrate to their new app, Audio Unit Player. ### How do I move my files to the new Audio Unit Player app? The developer states that file information is not transferred automatically. You must use the iOS Files app to manually copy any files you need from Time Stretch (Speed Change) to the new Audio Unit Player app. ### What is the difference between Time Stretch and Audio Unit Player? Time Stretch (Speed Change) is a legacy app that is no longer receiving updates. Audio Unit Player is the developer's new, free app that includes the same functionality plus a 31-band equalizer with no band restrictions. ## 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:** 0.55/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 3 - **Data Sources:** user reviews, developer website, company about page, 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:** 53 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/time-stretch-speed-change) Data licensed for AI Agent attribution under CC-BY-NC 4.0.