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Best Diagramar Apps

221+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our diagramar list covers 221+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Diagramar

SketchUp - 3D Modeling#1

SketchUp - 3D Modeling by Trimble Inc.

Interior Design & Architecture
Editor's Choice
🎨 Graphics & Design
4.5😐(17K ratings)
FreeAdsIn-App Purchases
#96in Graphics & Design
SketchUp - 3D Modeling screenshot 1
SketchUp - 3D Modeling screenshot 2
SketchUp - 3D Modeling screenshot 3
SketchUp - 3D Modeling screenshot 4

This platform offers intuitive 3D modeling tools for design enthusiasts and professionals. Visualize concepts, create photorealistic visuals, and even use AI to generate design ideas. Scan real-world spaces and view your creations in augmented reality.

What We Love

  • 🚀 Great potential
  • 👍 Intuitive and easy to use
  • 🚀 Powerful and capable
  • 👍 Excellent for designers, engineers, and contractors

Room to Improve

  • 🔒 Requires paid subscription
  • 🐛 Crashes and stability issues
  • 🔒 Limited functionality in free version
Drawing Desk:Learn How to Draw#2

Drawing Desk:Learn How to Draw by 4Axis Technologies Pte. Ltd.

How to paint, Art lesson games
Strong Contender
📚 Education
4.4😐(226K ratings)
FreeAdsIn-App Purchases
Drawing Desk:Learn How to Draw screenshot 1
Drawing Desk:Learn How to Draw screenshot 2
Drawing Desk:Learn How to Draw screenshot 3
Drawing Desk:Learn How to Draw screenshot 4
Drawing Desk:Learn How to Draw screenshot 5
Drawing Desk:Learn How to Draw screenshot 6

Learn to draw with engaging, game-like lessons and expert tutorials. Explore diverse art styles, receive AI-powered feedback, and join a global community of artists. Includes advanced sketching tools for digital art creation.

What We Love

  • 🚀 Great for beginners
  • 👍 Lots of drawing tools
  • 💡 Variety of desks (sketch, doodle, coloring, etc.)
  • 🎨 Enables creativity and self-expression

Room to Improve

  • 💰 Too many premium features
  • 🤖 Annoying pop-ups and ads for premium
  • 🔒 Limited access without premium
Quick Graph#3

Quick Graph by KZ Labs

Scientific Graphing Calculator
Worth Considering
📚 Education
4.6😊(405 ratings)
FreeIn-App Purchases
Quick Graph screenshot 1
Quick Graph screenshot 2
Quick Graph screenshot 3
Quick Graph screenshot 4
Quick Graph screenshot 5
Quick Graph screenshot 6

This powerful graphing calculator leverages multitouch displays for 2D and 3D equation visualization. It supports various coordinate systems and offers features like equation editing, evaluation, and a library for storing common formulas. Advanced features are available through an in-app purchase.

What We Love

  • 🚀 Beautiful display
  • 🚀 Quick and straightforward equations entry
  • 🚀 Configurable axes and easy translation
  • 👍 Wonderful and beautiful app

Room to Improve

  • 🐛 Can't really graph polar
  • 🐛 Redesign stinks
  • 🐛 Few options for tablet version

More Diagramar apps to explore

4
Brilliant: Learn Math & Coding
Brilliant: Learn Math & Coding
Brilliant: Learn Math & Coding
Your personal tutor
Free

Master math and computer science through interactive, visual lessons. This app focuses on active problem-solving and personalized practice to build critical thinking and STEM skills. Ideal for students and lifelong learners seeking to deepen their understanding and confidence.

Interactive problem-solving lessonsPersonalized practice setsVisual explanations of concepts
📚 Education
(30K)
free with in-app purchases
5
Lucidchart
Lucidchart
Lucidchart
Flowchart & Diagram Maker
Free

Create and view diagrams like flowcharts, mind maps, and org charts on your mobile device. This visual workspace facilitates real-time collaboration and data visualization. Diagrams sync instantly to your account and can be exported in various formats.

Create and edit diagramsPre-built templatesDrag-and-drop functionality
📊 Productivity
(5.3K)
free with in-app purchases
6
Studocu: Notes & Practice
Studocu: Notes & Practice
Studocu: Notes & Practice
Trusted help for your classes
Free

Record lectures and generate instant AI-powered notes, transcripts, and summaries. Transform your class recordings into study quizzes and organized notes. This app helps students study smarter by automating note-taking and providing AI-driven study tools.

AI lecture recordingAutomatic transcriptsAI-generated summaries
📚 Education
(5.2K)
free with in-app purchases
7
Solvely - AI Study Tools
Solvely - AI Study Tools
Solvely - AI Study Tools
Math Solver & Homework Helper
Free

This app provides AI-powered academic assistance across various subjects. It offers step-by-step solutions, note-taking, and study material conversion to help students understand concepts better and improve their academic performance.

Accurate AI answers with step-by-step explanationsPhoto to answer functionality for problemsSupport for all subjects including Math, Science, and Humanities
📚 Education
(38K)
free with in-app purchases
8
uMake: 3D CAD Modeling, Design
uMake: 3D CAD Modeling, Design
uMake: 3D CAD Modeling, Design
Sketch, Model & Design with AI
Free

Create professional 3D CAD models, architectural designs, and product concepts on your iPad or iPhone. This app offers industrial-grade modeling tools, AI-powered design features, and extensive resources for designers and engineers.

NURBS-based 3D modelingAI design tools for styling and renderingArchitectural and interior design tools
🎨 Graphics & Design
(4K)
free with in-app purchases
9
Easy Anatomy 3D with Voice AI
Easy Anatomy 3D with Voice AI
Easy Anatomy 3D with Voice AI
3D Atlas, Flashcards, Videos
Free

Master human anatomy with an interactive 3D atlas, AI assistant, flashcards, and expert videos. Explore detailed models, get personalized study plans, and test your knowledge with engaging quizzes. Ideal for students, athletes, and anyone seeking a deeper understanding of the human body.

Interactive 3D AtlasAI Anatomy Assistant16,000+ Flashcards
🏥 Medical
(1.9K)
subscription
10
Desmos Graphing Calculator
Desmos Graphing Calculator
Desmos Graphing Calculator
by Desmos, Inc.
Free

Explore mathematical concepts by graphing any equation, from simple lines to complex series. This powerful tool allows for interactive exploration with sliders, data tables, and animations. It also includes a scientific calculator and supports inequalities and accessibility features.

Graph any equation (polar, cartesian, parametric)Interactive sliders for function transformationsInput and plot data with tables
📚 Education
(1.3K)
free
11
Complete Anatomy for iPhone
Complete Anatomy for iPhone
Complete Anatomy for iPhone
3D Human Body Atlas & Courses
Free

Explore a detailed 3D human body atlas with interactive models and comprehensive courses. Visualize anatomy with dynamic features like muscle motion and nerve tracing. Ideal for students and professionals seeking in-depth anatomical understanding.

Detailed 3D human anatomy modelsInteractive dissection and customizationExtensive atlas of anatomical illustrations
🏥 Medical
(3.7K)
subscription
12
Anatomy 3D Atlas
Anatomy 3D Atlas
Anatomy 3D Atlas
3D Atlas of Human Anatomy
Free

Explore detailed 3D human anatomy models with an intuitive interface. Study various body systems, isolate structures, and access descriptions of muscles. Ideal for medical professionals and students seeking to deepen their anatomical knowledge.

Detailed 3D anatomical modelsIntuitive interface with rotation and zoomSystem and region subdivision for study
🏥 Medical
(586)
free with in-app purchases
13
Uknow.AI: Homework&Math Solver
Uknow.AI: Homework&Math Solver
Uknow.AI: Homework&Math Solver
Unlimited Answer All Subjects
Free

This AI-powered study assistant provides instant solutions and step-by-step guidance for all subjects, from math to writing. It offers video explanations, error analysis, and 24/7 support to help students improve their grades and understanding.

AI-powered homework solutionsStep-by-step guidanceSupport for all subjects
📚 Education
(20K)
free with in-app purchases
14
JigSpace
JigSpace
JigSpace
3D presentations for teams
Free

Create and share interactive 3D presentations with augmented reality capabilities. Easily import your own 3D models or use provided assets to build engaging visual content. Share your creations via links, QR codes, or embed them on websites.

Create 3D presentations (Jigs)View in augmented reality (AR)Import 3D models and CAD files
🎨 Graphics & Design
(8.4K)
free with in-app purchases
15
Nerd AI - Math Problem Solver
Nerd AI - Math Problem Solver
Nerd AI - Math Problem Solver
Homework Scanner & Solver
Free

This AI-powered study companion offers a suite of tools to assist with homework, writing, and learning. It can solve math problems from photos, generate essays, summarize videos and audio, and help with coding and language skills.

Scan and solve math problems with step-by-step explanationsGenerate essays, blogs, and scripts with customizable tone and lengthAI chatbot for interactive learning and question answering
📚 Education
(33K)
free with in-app purchases
16
Camera Math Solver - UpStudy
Camera Math Solver - UpStudy
Camera Math Solver - UpStudy
photo math solver
Free

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.

Scan and solve academic questionsStep-by-step explanationsMath solver for various levels
📚 Education
(1.1K)
free with in-app purchases
17
AR Sketch Studio
AR Sketch Studio
AR Sketch Studio
Creative way to draw
Free

This app uses augmented reality to help you draw, sketch, and paint. Trace projected images onto surfaces, color them, and even convert your own photos into sketches. It's designed for artists of all levels to explore their creativity.

Draw and trace with AR technologyColor and finish creations1000+ free tracing templates
🔧 Utilities
(2.4K)
free with in-app purchases
18
MATLAB Mobile
MATLAB Mobile
MATLAB Mobile
by The MathWorks, Inc.
Free

Access MATLAB commands, create and edit files, and visualize data from your mobile device. Connect to the cloud for expanded storage and access to add-on products. Acquire data from sensors and your camera for real-time analysis.

Command-line access to MATLABCreate, edit, and run MATLAB files2D and 3D data visualization
💼 Business
(177)
free with in-app purchases
19
Augment - 3D Augmented Reality
Augment - 3D Augmented Reality
Augment - 3D Augmented Reality
Visualize 3D models in AR
Free

Visualize 3D models in real-time augmented reality, integrated into your actual environment. This app helps businesses boost sales, engage customers, and bring ideas to life by allowing interactive presentations and portfolio management of 3D assets.

Visualize 3D models in ARReal-time integration in actual sizeShare captured scenes
💼 Business
(482)
free
20
Whiteboard - Infinity Canvas
Whiteboard - Infinity Canvas
Whiteboard - Infinity Canvas
Digital whiteboard reimagined
Free

This digital whiteboard app offers a simple yet powerful interface for various uses, from teaching and design to note-taking and doodling. It provides flexible canvas options, including multi-page and infinite free-form canvases, and supports PDF imports.

Infinite free-form canvasMulti-page canvas optionDirect PDF import
📊 Productivity
(931)
free with in-app purchases