# Kage Japanese Shadowing vs osmGradus

The clearest difference is in-app purchases: osmGradus at none against Kage Japanese Shadowing's 3. osmGradus also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kage Japanese Shadowing sells 3 in-app purchases, starting at $3.99 per month. osmGradus asks for nothing beyond the download.

Kage Japanese Shadowing ships an update fortnightly, osmGradus every 2 days. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Kage Japanese Shadowing | osmGradus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 31 MB | 25 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [tepgu consulting](https://appshunter.io/developer/1880013629) | [Osamu Ushikubo](https://appshunter.io/developer/1883307303) |

## What reviewers say

### Kage Japanese Shadowing

[App page](https://appshunter.io/ios/app/kage-japanese-shadowing/id6764762161)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Quarterly | $10.99 | per 3 months |
| Pro Yearly | $29.99 | per year |


### osmGradus

[App page](https://appshunter.io/ios/app/osmgradus/id6790787972)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kage Japanese Shadowing free?

Kage Japanese Shadowing is free to download, with in-app purchases available.

### Is osmGradus free?

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

### Do Kage Japanese Shadowing or osmGradus have ads?

Neither Kage Japanese Shadowing nor osmGradus shows ads.

### Which is updated more often, Kage Japanese Shadowing or osmGradus?

Kage Japanese Shadowing ships an update fortnightly, and osmGradus every 2 days. Most recently, Kage Japanese Shadowing was updated on October 6, 2026 and osmGradus on October 13, 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.*