JongKey vs NexusFocus

JongKey is a custom keyboard app that makes it easy to input mahjong tiles. Perfect for recording mahjong games, "What to discard?" discussions, and sharing on social media - making mahjong communication more enjoyable and convenient! 【Key Features】 • Easy input for all 34 types of mahjong tiles and tile backs • Supports two output formats: Unicode emoji and MPS notation • Quick input with intuitive tap operations • Supports Japanese, English, and Chinese (Simplified & Traditional) 【How to Use】 1. Add "JongKey" to keyboards in Settings app 2. Switch keyboards by tapping the globe icon in messaging apps 3. Tap mahjong tiles to input 【Output Formats】 • Unicode: Mahjong tile characters (displayed as emoji) • MPS notation: E S W N, 1m 2m 3m etc. (displayed as text) ※Full Access not required. Your input is not transmitted externally.

An application specifically designed for professional photographers and photography equipment manufacturers, focusing on lens calibration and adapter ring control. In the field of professional photography, the precise coordination between lenses and adapter rings is of crucial importance, as it directly affects imaging quality and shooting results. Traditional lens calibration methods often rely on manual adjustments and empirical judgments, which are not only inefficient but also make it difficult to ensure consistent precision. This application achieves wireless connectivity with intelligent adapter ring devices through advanced Bluetooth Low Energy (BLE) technology, providing users with a comprehensive digital lens calibration solution. Integrated with core functions such as motor control, parameter calibration, data management, and firmware updates, the application can significantly improve the efficiency and precision of lens calibration while lowering the operational threshold. This enables professional photographers to easily complete complex lens calibration tasks.