# ContextCat vs Rectoly for Mendeley

The clearest difference is ads: Rectoly for Mendeley at none against ContextCat's shown. Rectoly for Mendeley also leads on update cadence (every 2 days vs fortnightly). ContextCat's advantage is iOS requirement (14.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. ContextCat sells 3 in-app purchases, starting at $7.99 per month and Rectoly for Mendeley sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ContextCat ships an update fortnightly, Rectoly for Mendeley every 2 days. The most recent releases landed on October 28, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | ContextCat | Rectoly for Mendeley |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rectoly-for-mendeley/id6798338667/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | — | Free |
| Size | 63 MB | 48 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Caner Gulay](https://appshunter.io/developer/1554769164) | [Takaki Takemura](https://appshunter.io/developer/6793454900) |

## What reviewers say

### ContextCat

[App page](https://appshunter.io/ios/app/contextcat-learn-by-reading/id6737737343)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ContextCat Pro (Monthly) | $7.99 | per month |
| ContextCat Pro (6 Months) | $24.99 | per 6 months |
| ContextCat Pro (Yearly) | $49.99 | per year |


### Rectoly for Mendeley

[App page](https://appshunter.io/ios/app/rectoly-for-mendeley/id6798338667)

This app enhances the reading and annotation of research papers for Mendeley users. It offers features like reflowing text for easier mobile reading, on-device translation, and the ability to organize notes and figures alongside your documents.

**Highlights:** Reading Mode for reflowable text, Annotation tools in Reading Mode, On-device PDF translation, Read Aloud functionality, Workbench for side-by-side viewing, Research Themes organization, Across Papers 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) | $49.99 | one-time |


## Frequently asked questions

### Is ContextCat free?

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

### Is Rectoly for Mendeley free?

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

### Do ContextCat or Rectoly for Mendeley have ads?

ContextCat shows ads; Rectoly for Mendeley does not.

### Which is updated more often, ContextCat or Rectoly for Mendeley?

ContextCat ships an update fortnightly, and Rectoly for Mendeley every 2 days. Most recently, ContextCat was updated on October 28, 2026 and Rectoly for Mendeley on November 1, 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.*