Showing 161–180 of 1,000 ranked alternatives.
Andrew Campoli
Capture colors directly from your surroundings
Capture colors directly from real-world objects without needing to take a photo first. Manually adjust white balance and exposure for precise sampling. Select saved images from the camera roll to analyze colors.
Zev Eisenberg
Convert text to decimal, hex, and binary
Convert text, decimal, hexadecimal, and binary representations of UTF-8. View Unicode characters, including emoji. Input text directly without format selection. Supports VoiceOver and accessibility features.
Nguyen Van Huu
Convert numbers between systems
Hexadecimal and binary calculators allow users to perform arithmetic and bitwise operations. Convert between number systems and view results in decimal, hexadecimal, and binary formats. Save and share calculation history.
Adafruit Industries LLC
Calculate component values and resistor codes
Calculate component values for Op Amp, 555, RC Filter, and Resistor Divider circuits. Decode resistor and capacitor codes. Compute power, resistance, current, and voltage using Ohm's Law and Power Calculators.
Vitalii Gryniuk
Convert colors between HEX, RGB, RGBA,
Convert colors between HEX, RGB, RGBA, CMYK, Lab, and HSB formats. Use the picker to select and copy codes. Adjust values manually or through preset swatches. Export codes for use in design projects or coding.
Real Quantum, LLC
Capture notes, take photos, track assignments
Access assignments from the web on mobile. Take photos and record notes via voice-to-text or typing. Organize media in a timeline for easy reference. Include geolocation and direction data in photos.
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