MicroID QR Button vs DiagramAI
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
MicroID QR Button
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This is a client offline app. This App generates unique QR for door access control, QR will only generate when it is registered with the admin app's QR.
DiagramAI
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Turn your ideas into clear, professional architecture diagrams in seconds. Whether you are an engineer planning a new system, a team lead explaining a complex infrastructure, or a consultant documenting a client's platform, this tool gives you the power to model software architectures with precision and speed. Write your architecture as structured code and see it come to life as an interactive, fully rendered diagram โ no manual positioning, no drag-and-drop frustration. Key capabilities: - Live preview that updates as you type, so your diagram always reflects your latest thinking. - Built-in AI assistant that generates architecture code from plain text descriptions. Describe what you want and copy the result directly into your diagram. - Intuitive toolbar with quick-insert actions for actors, systems, containers, components, relations, tags, and styles. - Fullscreen presentation mode, designed for sharing your diagrams on-screen with colleagues or stakeholders. - Export your diagrams in multiple formats, including SVG, HTML, and Markdown. - Backup and restore all your work at any time. - Dark mode and light mode support. - Example diagrams included to help you get started immediately. - Available in English and Spanish. Stop drawing boxes and arrows by hand. Start designing with clarity.
Screenshots
Verdict
The clearest difference is ads: MicroID QR Button at none against DiagramAI's shown. MicroID QR Button also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MicroID QR Button ships an update every 5 months, DiagramAI every 6 months. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.
| Parameter | MicroID QR Button | DiagramAI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months โ better | Every 6 months |
| Ads | No โ better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 46 MB | 149 MB |
| Age rating | 17+ | 4+ |
| Developer | Darmandran Sivapathasundram | Daniel Nowendsztern |
In-app purchases
MicroID QR Button
No in-app purchases
DiagramAI
No in-app purchases
Questions
Is MicroID QR Button free?
Is DiagramAI free?
Do MicroID QR Button or DiagramAI have ads?
Which is updated more often, MicroID QR Button or DiagramAI?
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