ArchFlowy

Design ERDs Anywhere — Fast, Offline, and Effortless  
ArchFlowy is the smoothest way to create database diagrams on the go. Built mobile‑first, it gives you the power of a desktop‑class ERD tool right in your pocket — no internet required.

Offline ERD Creation

Work fully offline, anytime

No accounts, no syncing, no waiting

Your diagrams stay private and on your device

Fast & Fluid Diagramming

Instant node creation and linking

Zero lag, even in large diagrams

Smart snapping and clean auto‑layout

Mobile‑First Experience

Designed for touch from the ground up

Natural gestures for pan, zoom, and edit

Optimized UI for small and large screens

Smooth Workflow

Effortless editing with intuitive controls

Quick access to tables, fields, and relationships

Clean, minimal interface that stays out of your way

Perfect For

Designing schemas on the go

Brainstorming system architecture

Students, developers, and anyone mapping data models

EULA: This app is governed by Apple’s Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/