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EDGE touch (pixel art tool)
EDGE touch (pixel art tool) Vs. Light Scope - Lux Meter

EDGE touch (pixel art tool) vs Light Scope - Lux Meter Usage & Stats

EDGE touch is a full featured pixel art editor for the iPhone and iPod touch. Pixels can be drawn directly by tapping. It makes creating pixel art enjoyable and easy anytime, anywhere. Main Features: - Supports from 1x1 to 1024x1024 pixels - Basic drawing functions like freehand, straight line, square, ellipse, etc - Tap & hold to copy colors like an eyedropper tool - Cancel actions by tapping with a second finger while drawing - Undo and Redo - Grid display (configurable) - Adjustable RGB and HLS color space in the color palette - Layers - Layer link, for editing two or more layers at the same time (move, copy, paste, etc. within the range of selection) - Two views at the same time: one actual size, the other zoomed in - Animation - Onionskin (Tracing) - File Sharing (PNG / GIF / Animated GIF / EDGE touch file format)

Apple App Store
Paid
Graphics & Design

Store Rank

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Light Scope - Lux Meter

LightScope is a comprehensive solution providing professional light measurement and analysis using your device's camera sensor. 【Key Measurement Features】 • Illuminance (lux) Measurement: Calculates accurate illuminance by analyzing EXIF data from the camera sensor. Illuminance is derived using the formula: (F-number² / (Exposure Time × ISO)) × Calibration Factor. • Luminous Intensity (candela) Calculation: Automatically calculates the luminous intensity of a light source based on the set distance. Uses the formula: Illuminance (lux) × Distance². • Color Temperature (K) Analysis: Precisely measures color temperature in the range of 1500K~15000K by converting RGB values to XYZ color space using McCamy's formula. • Real-time Histogram: Visualizes the balance of shadows, midtones, and highlights through 16-level brightness distribution analysis. • Contrast Ratio Measurement: Evaluates the ratio between the brightest and darkest parts of a scene according to WCAG accessibility standards. • Noise Measurement (SNR): Calculates the signal-to-noise ratio in dB to evaluate image quality in the shooting environment. 【Advanced Features】 • Image Capture and Storage: Captures camera images at the time of measurement and stores them with measurement data. • Full-screen Image View: Zoom, pan, and rotate captured images for detailed inspection. • Gallery Saving: Save captured images to your device's photo library. • Measurement History and Trends: Save all measurements chronologically and visualize trends with graphs. • Camera Full-screen Mode: Hide panels to focus on the camera view while checking key measurements via a mini info panel. • Perfect Dark/Light Mode Support: All UI elements automatically adapt to the system theme. 【User Settings】 • Illuminance Calibration: Adjust the calibration factor for more accurate measurements based on your environment. • Distance Setting: Set the distance to the light source for precise luminous intensity (cd) calculations. • Front/Rear Camera Selection: Choose the appropriate camera for your measurement situation. 【Technical Features】 • Support for measuring various light source types: natural light, LED, fluorescent, incandescent, etc. • Algorithm optimization for stable color temperature calculation even in low-light environments • 10-frame moving average filter for measurement stabilization • Center-weighted image analysis for accurate evaluation of main subject quality • Automatic exposure quality assessment based on histogram analysis Perfect tool for photographers, videographers, lighting designers, UI/UX developers, and anyone who needs accurate light measurements.