# Rectoly for Zotero vs Recto Writer

The clearest difference is in-app purchases: Recto Writer at none against Rectoly for Zotero's 2. Rectoly for Zotero's advantage is update cadence (daily vs every 8 days) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Rectoly for Zotero sells 2 one-off in-app purchases. Recto Writer asks for nothing beyond the download.

Rectoly for Zotero ships an update daily, Recto Writer every 8 days. Both last shipped on November 6, 2026.

## The numbers

| Metric | Rectoly for Zotero | Recto Writer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rectoly-for-zotero/id6803044396/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 53 MB | 5 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Takaki Takemura](https://appshunter.io/developer/6793454900) | [Prashant Sridharan](https://appshunter.io/developer/1838712466) |

## What reviewers say

### Rectoly for Zotero

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

This research-focused PDF reader enhances the Zotero experience by allowing seamless reading and annotation of academic papers on mobile and Mac devices. It offers features like reflowable text, on-device translation, and tools for organizing research themes and comparing papers.

**Highlights:** Reflowable text for easy reading, In-line annotation with Apple Pencil, On-device translation of papers, Read Aloud functionality, Split view for side-by-side comparison, Research theme organization, Cross-paper annotation search

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (2)**

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


### Recto Writer

[App page](https://appshunter.io/ios/app/recto-writer/id6811339358)

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Rectoly for Zotero free?

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

### Is Recto Writer free?

Recto Writer is free to download, with no in-app purchases.

### Do Rectoly for Zotero or Recto Writer have ads?

Neither Rectoly for Zotero nor Recto Writer shows ads.

### Which is updated more often, Rectoly for Zotero or Recto Writer?

Rectoly for Zotero ships an update daily, and Recto Writer every 8 days. Most recently, Rectoly for Zotero was updated on November 6, 2026 and Recto Writer on November 6, 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.*