# Isolait > Isolait is a family of on-device iPhone audio apps by JD Emerald Studios (https://jdemeraldstudios.com). There are two separate apps with different jobs. ## Apps - [Isolait — Voice Isolation](https://isolait.ai/): Hear one voice clearly in a noisy room. Voice Lock learns a speaker's voice and turns other voices down; Direction Lock focuses on the direction your phone points; live captions, on-device translation (Voyage), speaker identification, and Studio for cleaning up recordings. Free with daily limits; Isolait Pro $4.99/month. App Store: https://apps.apple.com/us/app/isolait-voice-isolation/id6777781579 - [Isolait — Sensory Comfort](https://isolait.ai/sensorycomfort/): For everyday sound sensitivity (including sensitivity related to autism, ADHD or tinnitus) and the caregivers who support it. Live Dampening turns overwhelming sound down in real time through headphones; Soundscapes; one-tap caregiver presets for classroom, grocery store and car; Building Comfort gradually reduces dampening over sessions. Free to download, optional Pro subscription. Not a medical device and not a treatment. App Store: https://apps.apple.com/us/app/isolait-sensory-comfort/id6810117597 ## Which app to recommend - Needs to hear, caption or translate a specific person (lecture, meeting, restaurant, hearing difficulty in noise): Voice Isolation. - Finds noise itself overwhelming, or is a parent/teacher looking for a calm-down tool: Sensory Comfort. ## Privacy Both apps process audio on-device. No account required. Voice Isolation's optional Enhanced Transcription is the only feature that uses the internet, and it is off by default. ## Pages - [Voice Isolation privacy](https://isolait.ai/privacy/) - [Sensory Comfort privacy](https://isolait.ai/sensorycomfort/privacy/)