Comparison

DrawViewer vs DiagramFlow Studio

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

DrawViewer

Read full description

This app lets you quickly load and inspect draw.io files on iOS. Whether you are reviewing technical diagrams, system designs, or documentation, the experience stays focused, fast, and easy to navigate. DrawViewr uses diagrams.net-based web rendering in the background to display supported diagram files. Draw​.io is a trademark of its respective owner. ​Draw​Viewr is an independent viewer app and is not affiliated with or endorsed by draw​.io or diagrams​.net, they are so nice to provide the web rendering. Features: • Open draw.io files • Smooth zooming and panning • Multi-page diagram support • Quick file access via the Files app • Clean and minimal interface Perfect for engineers, developers, and anyone working with diagrams on the go.

About

DiagramFlow Studio

Features
Read full description

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

DrawViewer4 screens
DiagramFlow Studio4 screens

Verdict

The call

The clearest difference is in-app purchases: DrawViewer at none against DiagramFlow Studio's 1. On price, ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. DiagramFlow Studio sells 1 one-off in-app purchase. DrawViewer asks for nothing beyond the download.

Scorecard1 real difference · 5 level
DrawViewer versus DiagramFlow Studio: the parameters behind the verdict, then further details
ParameterDrawViewerDiagramFlow Studio
PriceFreeFree
Update frequencyEvery 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size0 MB5 MB
Age rating4+4+
DeveloperFlorian SchwaiklYu Shiung Jiang

In-app purchases

None

DrawViewer

No in-app purchases

1 purchases

DiagramFlow Studio

One-time1
  • 圖流 DiagramFlow Studio Pro 解鎖$2.99

Questions

Is DrawViewer free?
DrawViewer is free to download, with no in-app purchases.
Is DiagramFlow Studio free?
DiagramFlow Studio is free to download, with in-app purchases available.
Do DrawViewer or DiagramFlow Studio have ads?
Neither DrawViewer nor DiagramFlow Studio shows ads.

Other comparisons