# inBox笔记 vs Vellum

The clearest difference is in-app purchases: inBox笔记 at none against Vellum's 1. inBox笔记 also leads on iOS requirement (13.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Vellum sells 1 one-off in-app purchase. inBox笔记 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | inBox笔记 | Vellum |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | — |
| Size | 45 MB | 44 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [亭 邓](https://appshunter.io/developer/1570848574) | [四扬 叶](https://appshunter.io/developer/6797699915) |

## What reviewers say

### inBox笔记

[App page](https://appshunter.io/ios/app/inbox/id6763500774)

This app prioritizes local data storage and privacy for cross-platform note-taking. It offers seamless syncing across devices, advanced organization with hierarchical tags and "boxes," and supports Markdown for rich content. Capture ideas instantly and build your personal knowledge network.

**Highlights:** Local-first data storage, Cross-platform syncing, Hierarchical tagging system, Boxed note organization, Full Markdown support, Note annotations (sub-notes), Quick capture input

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

**In-app purchases:** none


### Vellum

[App page](https://appshunter.io/ios/app/vellum-topic-notes-and-ideas/id6799964763)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vellum pro lifetime | $2.99 | one-time |


## Frequently asked questions

### Is inBox笔记 free?

inBox笔记 is free to download, with no in-app purchases.

### Is Vellum free?

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

### Do inBox笔记 or Vellum have ads?

Neither inBox笔记 nor Vellum shows ads.

### Which is updated more often, inBox笔记 or Vellum?

inBox笔记 ships an update weekly, and Vellum weekly. Most recently, inBox笔记 was updated on October 28, 2026 and Vellum on October 25, 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.*