# 3D Issue Guide vs QR Code Maker Studio

The clearest difference is in-app purchases: 3D Issue Guide at none against QR Code Maker Studio's 3. 3D Issue Guide also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (5.1.1 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. QR Code Maker Studio sells 3 in-app purchases, starting at $1.99 per month. 3D Issue Guide asks for nothing beyond the download.

3D Issue Guide ships an update every 3 weeks, QR Code Maker Studio every 3 months. The most recent releases landed on September 18, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | 3D Issue Guide | QR Code Maker Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/3d-issue-guide/id916286241/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 36 MB | 3 MB |
| Requires iOS | **5.1.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [3D Issue](https://appshunter.io/developer/548624944) | [SLEND SOFTWARE FZE-LLC](https://appshunter.io/developer/1822626748) |

## What reviewers say

### 3D Issue Guide

[App page](https://appshunter.io/ios/app/3d-issue-guide/id916286241)

Access comprehensive guides, video tutorials, and an eBook library for a digital publishing suite. Stay informed with the latest news and support resources.

**Highlights:** Latest news and updates, Video tutorials, In-depth tutorials, eBook library access, FAQs and support, Knowledge base access

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Code Maker Studio

[App page](https://appshunter.io/ios/app/qr-code-maker-studio/id6747727269)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $9.99 | per year |
| Premium Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is 3D Issue Guide free?

3D Issue Guide is free to download, with no in-app purchases.

### Is QR Code Maker Studio free?

QR Code Maker Studio is free to download, with in-app purchases available.

### Do 3D Issue Guide or QR Code Maker Studio have ads?

Neither 3D Issue Guide nor QR Code Maker Studio shows ads.

### Which is updated more often, 3D Issue Guide or QR Code Maker Studio?

3D Issue Guide ships an update every 3 weeks, and QR Code Maker Studio every 3 months. Most recently, 3D Issue Guide was updated on September 18, 2026 and QR Code Maker Studio on September 7, 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.*