210+ iOS apps curated and reviewed
The best proportion ratio solver apps on iPhone average 4.3★ across 210+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
Instantly solve academic questions by taking a photo. Get step-by-step explanations, ask follow-up questions, and receive writing assistance. Features include a math solver, AI tutor, and personalized learning sessions.
Easily solve proportion problems by entering three of the four variables. This app provides detailed step-by-step solutions and saves all your calculations in a history for later review. Fractions, decimals, and constants are supported.
This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.
Instantly solve math problems by taking a photo, even handwritten ones. Get step-by-step solutions with explanations and graphical representations to improve your understanding and check your homework.
Scan any math problem to receive instant, step-by-step explanations and accurate solutions. This app breaks down complex problems into manageable steps, helping users understand the 'how' and 'why' of math. It supports a wide range of math topics, from basic arithmetic to advanced calculus.
This AI-powered app provides step-by-step explanations for homework and study problems across all subjects and levels. It offers instant solutions, detailed reasoning, and interactive follow-ups to ensure complete understanding. The tool supports handwriting and textbook recognition, with explanations available in over 100 languages.
This utility app specializes in calculating proportions, solving for an unknown value in direct and inverse ratio equations. It handles scenarios like price increases and speed decreases, offering a simple yet effective tool for proportion-based problems.
This app provides step-by-step solutions to algebra problems, helping users understand how to solve equations and inequalities. It can also graph equations, factor expressions, and evaluate mathematical expressions.
Solve math problems instantly by taking a photo or entering an equation. Get step-by-step solutions to understand the process and improve your math skills. Covers a wide range of topics from basic arithmetic to calculus.
Solve math homework and textbook problems with this comprehensive solver. It offers animated step-by-step solutions for a wide range of math topics, from basic operations to calculus. Includes a scientific and graphing calculator.
Struggling with math? This app offers instant solutions and clear, step-by-step explanations for a wide range of math topics. Simply snap a photo of your problem to get accurate answers and learn the underlying formulas.
This app provides instant, step-by-step solutions for a wide range of math problems, from basic arithmetic to calculus. Users can scan math problems with their camera and receive detailed explanations, multiple solving methods, and graphing tools. It's designed to help students understand and solve challenging math questions quickly.
Solve algebra homework and textbook problems with this comprehensive math software. It offers animated step-by-step solutions, a scientific and graphing calculator, and a user-friendly editor for various algebra levels.
This AI-powered app helps students master math by scanning problems and providing instant, step-by-step solutions with clear explanations. It acts as a personal tutor, aiding in homework, exam preparation, and understanding complex concepts across various math disciplines.
Snap a photo of any math problem, including word and geometry challenges, and receive instant, step-by-step solutions. This AI-powered tool provides detailed explanations to help you understand the process and master complex math concepts.
Solve algebra problems by taking a photo or manually entering them. Get detailed, step-by-step solutions with explanations to understand how each problem is solved. Supports a wide range of math topics and graphing.
Analyze facial proportions using your camera or gallery. This app calculates 12 key facial ratios against the ideal golden ratio, providing visual reports and an overall score. It emphasizes that proportion is not the sole determinant of beauty.
This AI-powered math companion offers instant, step-by-step solutions to math problems using photo recognition. Get clear explanations for homework, tests, and practice, making learning accessible anytime.