ArchFlowy vs DiagramFlow Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ArchFlowy
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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/
DiagramFlow Studio
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Move from outline to diagram without losing the structure of your idea. DiagramFlow Studio is a local-first visual workspace for mind maps, flows, system sketches, and project outlines. BUILD VISUALLY • Create projects with connected nodes • Drag nodes around the canvas • Add, edit, and connect ideas • Apply an automatic layout when you want a clean starting point START FROM TEXT • Convert a Markdown outline into diagram nodes • Keep a readable outline alongside the visual canvas • Search and organize your project library SAVE AND DELIVER • Create named version snapshots • Export the complete project as Markdown, SVG, or JSON • Share only when you choose PRIVATE BY DEFAULT Projects and snapshots are stored locally. DiagramFlow Studio does not include advertising or cross-app tracking. The free version includes the core workflow. Pro is a one-time in-app purchase that unlocks unlimited projects and snapshots, complete exports, and future Pro features. Price and availability are shown by the App Store. The Pro screen includes Restore Purchases and a direct link to Apple’s refund-request process, including guidance for requests submitted within seven days. Eligibility and approval are determined by Apple.
Screenshots
Verdict
The clearest difference is update cadence: ArchFlowy at every 2 weeks against DiagramFlow Studio's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. ArchFlowy sells 1 in-app purchase, starting at $1.99 per month and DiagramFlow Studio sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
ArchFlowy ships an update every 2 weeks, DiagramFlow Studio every 5 weeks. The most recent releases landed on September 29, 2026 and September 14, 2026 respectively.
| Parameter | ArchFlowy | DiagramFlow Studio |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.2 | 17.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Timmy Nguyen | Yu Shiung Jiang |
In-app purchases
ArchFlowy
- Monthly Subscription7 Days trial$1.991 Month
DiagramFlow Studio
- 圖流 DiagramFlow Studio Pro 解鎖$2.99








