# Cubox vs CatNote卡片笔记

The clearest difference is update cadence: Cubox at every 11 days against CatNote卡片笔记's every 3 weeks. Cubox also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Cubox sells 8 in-app purchases, starting at $1.99 per month and CatNote卡片笔记 sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Cubox ships an update every 11 days, CatNote卡片笔记 every 3 weeks. The most recent releases landed on September 24, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Cubox | CatNote卡片笔记 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (237 ratings)](https://appshunter.io/ios/app/cubox-ai-read-it-later-app/id1113361350/reviews)** | — |
| Number of ratings | **237** | — |
| Positive reviews | 54.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 158 MB | 10 MB |
| Requires iOS | 17.0 | **16.1** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Odd Lab](https://appshunter.io/developer/1524419320) | [Beijing Xunji Technology Co., Ltd](https://appshunter.io/developer/1663423638) |

## What reviewers say

### Cubox

[App page](https://appshunter.io/ios/app/cubox-ai-read-it-later-app/id1113361350)

This app helps you save and organize articles, newsletters, and web content for later. It uses AI to summarize, connect topics, and answer questions about your saved materials, transforming them into a personal knowledge base. Access your content across devices and export it in various formats.

**Highlights:** Seamless content collection, AI text-to-speech, Ad-free reading view, Auto-summarization, AI topic linking, Custom AI Library Insight, Cross-device syncing

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cubox Pro - Monthly | $1.99 | per month |
| Cubox Pro+AI Subscription | $2.99 | per month |
| Cubox Pro - Monthly | $3.99 | per month |
| Cubox Pro+AI Monthly | $4.99 | per month |
| Cubox Pro - Annual | $14.99 | per year |
| Cubox Pro - Annual | $29.99 | per year |
| Cubox Pro+AI Annual | $29.99 | per year |
| Cubox Pro+AI Annual | $49.99 | per year |

**What reviewers like**

- 🚀 Efficient and fast app
- 👍 Versatile and feature-rich
- 💡 Innovative AI-powered features
- 🗂️ Excellent organization and tagging capabilities
- 📚 Seamless integration with various content sources

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔒 Privacy concerns around data storage
- 💰 Expensive subscription model
- 📱 Limited functionality on mobile devices
- 🌐 Lack of full English language support

**Reported bugs**

- Inability to import or view PDF files
- Inconsistent behavior across platforms
- Login and account issues for some users
- Sync and data loss problems
- Compatibility issues with newer iOS versions

**Requested features**

- Offline note editing capabilities
- Support for more file types (e.g., PDFs, EPUBs)
- Customizable themes and UI options
- Improved search and filtering functionalities
- Family/team sharing and collaboration features


### CatNote卡片笔记

[App page](https://appshunter.io/ios/app/catnote/id1663647332)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CatNote月度会员 | $0.99 | one-time |
| CatNote年度会员 | $7.99 | one-time |
| CatNote永久会员 | $14.99 | one-time |


## Frequently asked questions

### Is Cubox free?

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

### Is CatNote卡片笔记 free?

CatNote卡片笔记 is free to download, with in-app purchases available.

### Do Cubox or CatNote卡片笔记 have ads?

Neither Cubox nor CatNote卡片笔记 shows ads.

### Which is updated more often, Cubox or CatNote卡片笔记?

Cubox ships an update every 11 days, and CatNote卡片笔记 every 3 weeks. Most recently, Cubox was updated on September 24, 2026 and CatNote卡片笔记 on September 11, 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.*