--- title: "R4 Companion — App Overview" url: https://marlvel.ai/intel-report/utilities/com-crackedpixel-r4companion category: Utilities developer: Angela Mcarthur platforms: ios rating: 4.8 (541 ratings) pricing: paid report_level: overview generated: 2026-04-18 last_verified: "2026-04-18T12:50:45.859Z" --- > **Key Insight:** This app is a specialized performance tool that requires specific Uniden hardware firmware to function as a comprehensive management interface for radar detection. | Metric | Value | |--------|-------| | Category | Utilities | | Rating | 4.8 ★ (541) | | Pricing | paid | | Platforms | iOS | | Latest Version (iOS) | 1.17.2 | | Developer | Angela Mcarthur | ## What is R4 Companion? R4 Companion is a utility app designed to enhance the performance of Uniden R4 and R4w radar detectors. It provides advanced signal filtering and GPS-based location management to improve driving safety and reduce false alerts. The app leverages historical data to optimize detector responsiveness for specific hardware firmware versions. ## Key Features - **SpotLock 2.0**: Provides enhanced GPS location-based false muting using five years of historical data. - **Advanced False Assist 3.0**: Utilizes data-driven systems to improve detector quietness and safety against real threats. - **Firmware Integration**: Requires specific US firmware versions (138 for R4, 121 for R4w) to enable full functionality. ## Who is it for? Owners of Uniden R4 or R4w radar detectors seeking advanced signal customization and false alert suppression. ## Links - [App Store](https://apps.apple.com/us/app/r4-companion/id6462395211?uo=2) - [Full Intelligence Report](https://marlvel.ai/intel-report/utilities/com-crackedpixel-r4companion) --- *This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/utilities/com-crackedpixel-r4companion).* *Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*