# MicroID QR Button vs DiagramAI

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.

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.

## The numbers

| Metric | MicroID QR Button | DiagramAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 6 months |
| Size | 46 MB | 149 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Darmandran Sivapathasundram](https://appshunter.io/developer/1756902003) | [Daniel Nowendsztern](https://appshunter.io/developer/1028876626) |

## What reviewers say

### MicroID QR Button

[App page](https://appshunter.io/ios/app/microid-qr-button/id6535683283)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### DiagramAI

[App page](https://appshunter.io/ios/app/diagramai/id6758946256)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*