# the J.Soo vs GRACE U

The clearest difference is ads: the J.Soo at none against GRACE U's shown. GRACE U's advantage is update cadence (every 2 months vs every 9 months) and iOS requirement (14.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

the J.Soo ships an update every 9 months, GRACE U every 2 months. The most recent releases landed on September 19, 2026 and May 18, 2026 respectively.

## The numbers

| Metric | the J.Soo | GRACE U |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 73 MB | 73 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Suyoun Song](https://appshunter.io/developer/1345268293) | [GRACE U Inc.](https://appshunter.io/developer/1639029266) |

## What reviewers say

### the J.Soo

[App page](https://appshunter.io/ios/app/the-jsoo/id1345268294)

**Features:** Vision Pro support

**In-app purchases:** none


### GRACE U

[App page](https://appshunter.io/ios/app/grace-u/id1639029264)

**In-app purchases:** none


## Frequently asked questions

### Is the J.Soo free?

the J.Soo is free to download, with no in-app purchases.

### Is GRACE U free?

GRACE U is free to download, with no in-app purchases.

### Do the J.Soo or GRACE U have ads?

GRACE U shows ads; the J.Soo does not.

### Which is updated more often, the J.Soo or GRACE U?

the J.Soo ships an update every 9 months, and GRACE U every 2 months. Most recently, the J.Soo was updated on September 19, 2026 and GRACE U on May 18, 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.*