Volumi vs TRN Audio

Volumi is a precise media volume utility built for iPhone. Go finer than Control Center—adjust in 1% steps with keyboard input on the free tier, or unlock 0.1% precision (1,000 steps) with Pro. Save volume presets as Scenes for commute, sleep, workouts, meetings, and more. Switch in one tap and stop adjusting volume every time you change context. CORE FEATURES • Volume Scenes — save multiple presets and apply them instantly; enter a scene session and exit by adjusting volume manually • Precise control — ring or slider UI plus keyboard input; Pro adds hold-to-accelerate fine-tuning • Auto Trigger — switch automatically when you connect headphones or arrive at a saved place (Pro, opt-in per scene) • Focus integration — apply a linked scene when a Focus mode activates (Pro) • Mute & restore — save your level before muting and restore with one tap • Home Screen widget — show scene and volume; tap to switch scenes and mute/restore; Pro adds ± volume buttons • iCloud sync — keep scenes consistent across devices (Pro, optional) PRIVACY Zero data collection. No ads. No third-party SDKs. Your data stays on device or in your private iCloud. PRO — ONE-TIME PURCHASE Unlimited scenes · 0.1% precision · auto trigger · 15 templates · no subscription

TRN Audio 是 TRN 官方配套应用，用于连接并管理 TRN 蓝牙耳机与音频设备，让你随时掌控听感与设备状态。 【主要功能】 • 蓝牙一键连接：快速发现、连接并管理你的 TRN 设备 • 降噪与通透：切换降噪、关闭或通透模式，按场景调节强度 • 均衡器与音效：预设 EQ、自定义听感，调节低音/高音等 • 播放与音量控制：便捷调节音量与播放相关设置 • 增强体验：入耳检测、双设备连接、动态低音、3D 音效等（视机型支持） • 按键自定义：自定义手势与操控方式 • 固件升级：检查并更新设备固件，保持最佳体验 • 设备管理：修改设备名称、查找设备、重启与恢复出厂设置 【适用说明】 功能以实际连接的设备型号与固件能力为准。部分机型可能不支持全部选项。 官方网站：https://www.trnaudio.com