Comparison

MicroID QR Button vs DiagramAI

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

Head to head
About

MicroID QR Button

Features
Read full description

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.

About

DiagramAI

Features
Read full description

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

MicroID QR Button4 screens
DiagramAI4 screens

Verdict

The call

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard2 real differences ยท 4 level
MicroID QR Button versus DiagramAI: the parameters behind the verdict, then further details
ParameterMicroID QR ButtonDiagramAI
PriceFreeFree
Update frequencyEvery 5 months โ€” betterEvery 6 months
AdsNo โ€” betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 โ€” better15.0
Further details โ€” not scored
Size46 MB149 MB
Age rating17+4+
DeveloperDarmandran SivapathasundramDaniel Nowendsztern

In-app purchases

None

MicroID QR Button

No in-app purchases

None

DiagramAI

No in-app purchases

Questions

Is MicroID QR Button free?
MicroID QR Button is free to download, with no in-app purchases.
Is DiagramAI free?
DiagramAI is free to download, with no in-app purchases.
Do MicroID QR Button or DiagramAI have ads?
DiagramAI shows ads; MicroID QR Button does not.
Which is updated more often, MicroID QR Button or DiagramAI?
MicroID QR Button ships an update every 5 months, and DiagramAI every 6 months. Most recently, MicroID QR Button was updated on September 9, 2026 and DiagramAI on September 18, 2026.

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