# Union Labo vs XML to PDF

The clearest difference is in-app purchases: Union Labo at none against XML to PDF's 3. Union Labo also leads on update cadence (every 9 days vs every 6 weeks) and iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. XML to PDF sells 3 in-app purchases, starting at $2.99 per 7 days. Union Labo asks for nothing beyond the download.

Union Labo ships an update every 9 days, XML to PDF every 6 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Union Labo | XML to PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/union-labo/id6757566214/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 92 MB | 2 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DOCTIZOL](https://appshunter.io/developer/1867632778) | [Muhammad Mujahid Khan](https://appshunter.io/developer/1749120554) |

## What reviewers say

### Union Labo

[App page](https://appshunter.io/ios/app/union-labo/id6757566214)

A mobile platform designed for medical biologists to centralize professional needs. It facilitates collaboration, simplifies outsourcing, aids specialized recruitment, and provides access to events, training, and a professional forum. Users can also benefit from group purchasing and a marketplace for medical equipment.

**Highlights:** Collaboration between biologists, Simplified outsourcing, Specialized recruitment, Events and training updates, Professional forum, Group purchasing and marketplace

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

**In-app purchases:** none


### XML to PDF

[App page](https://appshunter.io/ios/app/xml-to-pdf-code-printer/id6759917332)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $6.99 | per month |
| Yearly | $17.99 | per year |


## Frequently asked questions

### Is Union Labo free?

Union Labo is free to download, with no in-app purchases.

### Is XML to PDF free?

XML to PDF is free to download, with in-app purchases available.

### Do Union Labo or XML to PDF have ads?

Neither Union Labo nor XML to PDF shows ads.

### Which is updated more often, Union Labo or XML to PDF?

Union Labo ships an update every 9 days, and XML to PDF every 6 weeks. Most recently, Union Labo was updated on October 31, 2026 and XML to PDF on October 28, 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.*