# Brim Memo vs X思维导图

The clearest difference is in-app purchases: X思维导图 at none against Brim Memo's 3. X思维导图 also leads on iOS requirement (15.0 vs 18.0). Brim Memo's advantage is update cadence (weekly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Brim Memo sells 3 in-app purchases, starting at $0.99 per month. X思维导图 asks for nothing beyond the download.

Brim Memo ships an update weekly, X思维导图 monthly. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Brim Memo | X思维导图 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 14 MB | 24 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, Mac | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [钰林 周](https://appshunter.io/developer/1896753664) | [zhongmin zhang](https://appshunter.io/developer/1471757832) |

## What reviewers say

### Brim Memo

[App page](https://appshunter.io/ios/app/brim-memo/id6775416210)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brim Pro Monthly | $0.99 | per month |
| Brim Pro Yearly | $6.99 | per year |
| Brim Pro Lifetime Membership | $14.99 | one-time |


### X思维导图

[App page](https://appshunter.io/ios/app/x/id6806191771)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brim Memo free?

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

### Is X思维导图 free?

X思维导图 is free to download, with no in-app purchases.

### Do Brim Memo or X思维导图 have ads?

Neither Brim Memo nor X思维导图 shows ads.

### Which is updated more often, Brim Memo or X思维导图?

Brim Memo ships an update weekly, and X思维导图 monthly. Most recently, Brim Memo was updated on October 25, 2026 and X思维导图 on October 21, 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.*