Easily calculate new image dimensions while preserving aspect ratio to avoid distortion. This tool helps graphic designers, photographers, and professionals accurately resize images for various needs, including blueprinting and sign making.


207+ iOS apps curated and reviewed
Every iPhone needs a few good proportional scale apps. We benchmark 207+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.


Easily calculate new image dimensions while preserving aspect ratio to avoid distortion. This tool helps graphic designers, photographers, and professionals accurately resize images for various needs, including blueprinting and sign making.






Adjust image dimensions to fit various aspect ratios without cropping or adding borders. This app stretches or compresses images, making it best suited for non-photographic content like backgrounds or drawings.





This app displays various measurement scales for length, including meters and inches. It allows users to set magnification ratios and reduced scales for different applications. Users can calibrate the ruler and adjust PPI settings for accurate measurements.


This AI-powered app analyzes facial impressions and proportions. It provides insights into beauty scores, face shapes, and detailed measurements of facial features like eyes, nose, and mouth. Users can easily upload photos or use their camera for analysis.


Estimate the weight of objects using only your phone's camera. This AI-powered app transforms your device into a smart scale, providing instant weight and size estimates for various items from food to furniture. It also offers additional tools like text translation and calorie detection.


Estimate object weights using just a photo with this fun guessing game. It utilizes local algorithms for privacy and offers challenges and statistics. Remember, results are approximate and for entertainment only.


Transform your phone into a digital scale to instantly measure the weight of everyday objects by simply taking a picture. Track your measurements with a history view and enjoy a simple, intuitive weighing experience.




Transform your smartphone into a versatile measurement tool. Accurately estimate the weight and dimensions of objects using your camera with advanced AR and computer vision. Ideal for chefs, DIYers, shippers, and anyone needing quick, precise measurements.


Transform your phone into a digital scale using AI. Simply take a photo of an object, and the app will instantly estimate its weight in grams. It's a convenient, portable tool for quick measurements on the go.


Transform your phone into a digital scale using AI. Simply take a photo of an object to instantly get its weight in various units. Ideal for precise measurements of small items, food portions, or packages without needing a physical scale.


This app transforms your device into a digital kitchen scale. Weigh ingredients and manage your cooking with precision. It's a handy tool for any culinary enthusiast.


Transform your iPhone into a digital scale using AI. Estimate the weight of objects by taking a photo or uploading an image, with results available in grams, pounds, or kilograms. Track your measurements and use the AI-powered algorithm for accurate estimations.


Easily find the closest CAT Scale locations using your current GPS or by custom search. Save your favorite locations for quick access. This app helps truckers and drivers locate essential weighing stations on the go.


This application offers precise measurements of facial features like eyes, nose, and mouth. It provides insights into face shapes and proportions, allowing users to analyze their selfies with advanced on-device technology for enhanced privacy.


Transform your smartphone into an expanded display for your smart kitchen scale. Effortlessly convert between numerous weighing units like kg, oz, lb, and ml, and even convert weight to length for yarn measurement. Supports Siri Shortcuts for convenient control.


Estimate the weight of objects in grams using your phone's camera and AI technology. This app functions as a digital scale, offering quick measurements for everyday use, cooking, or educational purposes without needing a physical scale.


This application connects to a compatible weigh-in scale to display weight readings remotely. It automatically detects nearby scales, allowing users to select and switch between them. The app supports both pounds and kilograms and includes a feature to zero the scale.


Transform your iPhone into a smart digital scale using AI. Simply photograph any object to get instant weight estimates in grams, kilograms, pounds, or ounces. It's a convenient tool for everyday items, recipes, or packages.


This app offers a comprehensive unit conversion tool for length, weight, temperature, and currency. It features a user-friendly interface, a vast database of conversion factors, and a customizable favorites list for quick access to frequently used conversions.