# noteSUM vs WUJI

The clearest difference is ads: WUJI at none against noteSUM's shown. WUJI also leads on update cadence (every 3 days vs monthly). noteSUM's advantage is iOS requirement (14.0 vs 16.4). On price, in-app purchases and device support there is nothing between them.

Both are free to download. noteSUM sells 3 one-off in-app purchases and WUJI sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

noteSUM ships an update monthly, WUJI every 3 days. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | noteSUM | WUJI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 days** |
| Size | 7 MB | 52 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kazuhiro Sawamura](https://appshunter.io/developer/620439638) | [Wing Kwok](https://appshunter.io/developer/1826912475) |

## What reviewers say

### noteSUM

[App page](https://appshunter.io/ios/app/notesum/id1553539735)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Number of History records | $0.99 | one-time |
| Number of Favorites | $0.99 | one-time |
| Hide Ads | $2.99 | one-time |


### WUJI

[App page](https://appshunter.io/ios/app/wuji-notecalctotalrecord/id6749894136)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WUJI Premium | $5.99 | one-time |


## Frequently asked questions

### Is noteSUM free?

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

### Is WUJI free?

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

### Do noteSUM or WUJI have ads?

noteSUM shows ads; WUJI does not.

### Which is updated more often, noteSUM or WUJI?

noteSUM ships an update monthly, and WUJI every 3 days. Most recently, noteSUM was updated on October 10, 2026 and WUJI on October 5, 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.*