--- title: "FAC Transient — App Overview" url: https://marlvel.ai/apps/fac-transient category: Music developer: Frederic Corvest platforms: ios rating: 4.8 (70 ratings) pricing: paid report_level: overview generated: 2026-04-22 last_verified: "2026-04-22T08:03:37.505Z" --- > **Key Insight:** FAC Transient is a specialized dynamics tool that offers professional-grade transient shaping for diverse audio production scenarios. | Metric | Value | |--------|-------| | Category | Music | | Rating | 4.8 ★ (70) | | Pricing | paid | | Platforms | iOS | | Latest Version (iOS) | 1.3 | | Developer | Frederic Corvest | ## What is FAC Transient? FAC Transient is a dynamics processor designed to provide precise control over the attack and sustain stages of audio signals. It offers versatile sound shaping capabilities suitable for a wide range of instruments, including drums, guitars, bass, and vocals. The app distinguishes itself by allowing both subtle and drastic signal modifications through advanced detection circuit control. ## Key Features - **Attack and Sustain Control**: Provides amplification or attenuation of the attack and sustain portions of an instrument's signal. - **Detection Circuit Control**: Allows for fine-tuning of the detection circuits involved in the dynamics processing. - **Multi-Envelope Processing**: Utilizes three distinct envelopes built from specific detection circuits to shape the input signal contour. ## Who is it for? Music producers and audio engineers seeking granular control over instrument dynamics and transient shaping. ## Links - [App Store](https://apps.apple.com/us/app/fac-transient/id1354088081?uo=4) - [Full Intelligence Report](https://marlvel.ai/apps/fac-transient) --- *This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/fac-transient).* *Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*