# mellight > mellight (iPhone/iPad app by CirKadian.) - Source: https://appshunter.io/ios/app/mellight/id6760883496 (this page in markdown: same URL + `.md`) - Developer: [CirKadian](https://appshunter.io/developer/1770428804) - Category: Lifestyle, Utilities - Price: Free - Age rating: 4+ - Requires: iOS 13.0 · 37 MB - Languages: American English, Japanese, Korean - Released: 2026-03-30 - Data updated: 2026-08-08 - User reviews in markdown: https://appshunter.io/ios/app/mellight/id6760883496/reviews.md ## What is mellight? Transform the beginning and end of your day with Mellight. Restore your healthy rhythm with light. Experience the Mellight app today. 1. Light Environment Diagnosis Even if you can't see them, lights that disrupt your rhythm are hidden everywhere. We analyze your environment to show you exactly how these lights are distributed in your space. 1-1. Automatic Light Purifying Care Just like an air purifier cleans the air, Mellight reads the "light purity" of your room and provides optimized, purified light in real-time. 2. One-Touch Mode for Every Situation Instantly apply lighting optimized for immersion in whatever you're doing—whether it's reading, relaxing, or focusing. 3. Custom Fine-Tuning Delicately adjust the brightness and color temperature to find the most comfortable setting for your eyes, exactly when you need it. 4. My Light Favorites No need to adjust the settings every time. Save your frequently used lighting modes and access them instantly. 5. Natural Light Alarm (Wake-up/Sleep) Fall asleep naturally and wake up feeling completely refreshed with our stress-free light alarm. [Notice] This app is a dedicated remote control designed to work exclusively with the 'Cirkadian Mellight Smart Lamp' hardware. A physical lamp is required to use the lighting control and scheduling features. There is no membership registration required. We do not collect or store any of your personal information or setting data on external servers, ensuring your complete privacy and safety. This application is a utility tool intended to support a comfortable lifestyle and smart device control. It is not a medical or healthcare app, and it is not intended for medical diagnosis, treatment, or the cure of sleep disorders. [Customer Support] If you experience any issues while using the app or have questions about the Mellight lamp, please feel free to contact us at any time. Email: cirkadian@cirkadian.io ## Version history (last 5 releases) ### 1.5.2 — 2026-08-06 ■ Japanese support - Full Japanese language support - Alarm notifications follow the device language ■ Purify Mode accuracy - Sunrise and sunset based on Tokyo in Japan - Fixed hourly reference value calculation - Light purity now updates live in the About Purify Mode popup ■ Connection stability - Bluetooth off and out-of-range now told apart - Alert closes itself once the connection recovers - Fixed conflict between auto and manual connection ■ Other - Redesigned permission guide screen - Fixed clipped layouts at large text sizes - Reduced app size ### 1.5.1 — 2026-08-03 ■ Japanese support - Full Japanese language support - Alarm notifications follow the device language ■ Purify Mode accuracy - Sunrise and sunset based on Tokyo in Japan - Fixed hourly reference value calculation ■ Connection stability - Bluetooth off and out-of-range now told apart - Alert closes itself once the connection recovers - Fixed conflict between auto and manual connection ■ Other - Redesigned permission guide screen - Fixed clipped layouts at large text sizes - Reduced app size ### 1.5.0 — 2026-07-27 - Completely redesigned app experience - Added GPS-based location support to Purify Mode (calculates your optimal light environment based on your local time) - Improved device connection and overall usability - Stability improvements and bug fixes ### 1.2 — 2026-05-07 What's New App usage guide added: Automatically displayed on first connection, and can be viewed again anytime in Settings Device nickname feature: Give your lamp a custom name to tell them apart Improvements Light purification mode: Now turns on instantly with one tap, even when the lamp is off Home screen: Expanded touch area for nickname and underline indicator to show it's editable Add alarm: Added summary text showing set time and turn-on time at a glance Added usage guide text to the Sleep Alarm tab Improved start screen animation and faster loading speed Improved light purification level number display ### 1.1.0 — 2026-05-06 v1.1.0 Update What's New App usage guide added: Automatically displayed on first connection, and can be viewed again anytime in Settings Device nickname feature: Give your lamp a custom name to tell them apart Improvements Light purification mode: Now turns on instantly with one tap, even when the lamp is off Home screen: Expanded touch area for nickname and underline indicator to show it's editable Add alarm: Added summary text showing set time and turn-on time at a glance Added usage guide text to the Sleep Alarm tab Improved start screen animation and faster loading speed Improved light purification level number display ## More apps by CirKadian - [생체리듬 MiMo](https://appshunter.io/ios/app/mimo/id6761305135) All apps by CirKadian: https://appshunter.io/developer/1770428804 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-08.*