# PDF Projector vs Rectoly for Zotero

The clearest difference is price: Rectoly for Zotero at Free against PDF Projector's $0.99. Rectoly for Zotero also leads on update cadence (every 2 days vs every 2 months). PDF Projector's advantage is in-app purchases (none vs 2) and device support (4 vs 2). On ads there is nothing between them.

Rectoly for Zotero is free to download; PDF Projector costs $0.99 up front. Rectoly for Zotero sells 2 one-off in-app purchases. PDF Projector asks for nothing beyond the download.

PDF Projector ships an update every 2 months, Rectoly for Zotero every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PDF Projector | Rectoly for Zotero |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/pdf-projector/id1444555016/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Paid | — |
| Size | 2 MB | 52 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Burton](https://appshunter.io/developer/687735578) | [Takaki Takemura](https://appshunter.io/developer/6793454900) |

## What reviewers say

### PDF Projector

[App page](https://appshunter.io/ios/app/pdf-projector/id1444555016)

Turn your device into a presentation projector. Display PDF slideshows full-screen on external monitors and control navigation from your iPhone or iPad. An Apple Watch can even act as a remote.

**Highlights:** Projects PDFs to external screens, Use iPhone/iPad for navigation, Apple Watch remote control, Thumbnail and page preview, Supports iCloud documents, Share PDFs from other apps

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Rectoly for Zotero

[App page](https://appshunter.io/ios/app/rectoly-for-zotero/id6803044396)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 14-day Trial | Free | one-time |
| Rectoly Pro (one-time) | $19.99 | one-time |


## Frequently asked questions

### Is PDF Projector free?

PDF Projector costs $0.99, with no in-app purchases.

### Is Rectoly for Zotero free?

Rectoly for Zotero is free to download, with in-app purchases available.

### Do PDF Projector or Rectoly for Zotero have ads?

Neither PDF Projector nor Rectoly for Zotero shows ads.

### Which is updated more often, PDF Projector or Rectoly for Zotero?

PDF Projector ships an update every 2 months, and Rectoly for Zotero every 2 days. Most recently, PDF Projector was updated on October 25, 2026 and Rectoly for Zotero on October 24, 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.*