Best Diagram Tree Apps

EdrawMax - AI Diagram Maker

Drawing Struct, Org, Flowchart

Free

This AI-powered diagramming tool transforms your ideas into professional visuals effortlessly. Create flowcharts, org charts, mind maps, and more with extensive templates and smart AI assistance. Collaborate seamlessly and export to various formats.

Lekh: whiteboard & diagramming

Diagram & Flowchart Maker

Free

This app provides an infinite canvas for freehand drawing and creating various diagrams. It intelligently converts sketches into precise shapes and connections, supporting a wide range of diagram types for business, design, and planning.

Flowdia Diagrams

Flowchart & Diagramming

Free

Create professional flowcharts, mind maps, and various other diagrams with an intuitive interface. Easily connect shapes, add elements, and customize your designs. Export your work in multiple formats, including PNG, JPG, PDF, and SVG.

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.

Routr: Flag Football Playbook

Play Designer, Routes & 5v5

Free

Design and organize flag football plays with ease. Draw routes, animate player movements, and export your playbook to PDF. Perfect for coaches and players looking for a tactical edge.

PrivyMermaid: AI Diagram

Generate, Fix & Edit Diagrams

Free

This privacy-focused editor allows developers and technical writers to create, edit, and preview diagrams completely offline. Your sensitive data remains on your device, ensuring maximum security and control over your diagrams.

CharacterDiagram

by TAKAAKI OOKI

Free

Easily create person correlation diagrams on your iPhone. Visualize relationships and connections between individuals in a clear and organized manner.

Quick Family Tree

Easily make it with a tap.

Free

Easily create and manage your family history with an intuitive interface. This app allows you to build interactive family trees without an account or paid services. Streamline complex relationships and visualize your ancestry with ease.

TST Tree

by Deasoft, OOO

Free

Create and visualize detailed family trees for your characters and bring your stories to life. Customize profiles, store memories, and share your creations with a community of users. Syncs with a web platform for easy access.

Grafio 4 - Diagram Maker

Sketch, chart & explain ideas

$9.99

Easily create diagrams, charts, and visual explanations of your ideas. This app features automatic shape recognition, a vast library of stencils, and the ability to add audio notes and images to your creations. It's designed for intuitive use by everyone, not just professionals.

MarkChart - Mermaid Editor

Mermaid diagrams

Free

This app allows you to easily create and preview diagrams using a Markdown-inspired text syntax. It offers templates for various diagram types and supports automatic updates when used with external editors. Export your creations to common image formats.

GenogramApp Family Trees

Map families with clarity

Free

This app enables clinicians and educators to quickly create professional genograms. It supports mapping complex family structures with clear symbols and allows for adding notes and exporting diagrams for reports. A free version is available with core features, while a Pro version offers advanced tools.