# FavFocus vs 変数電卓+

The clearest difference is in-app purchases: 変数電卓+ at none against FavFocus's 3. 変数電卓+ also leads on ads (none vs shown) and update cadence (daily vs every 9 days). On price there is nothing between them.

Both are free to download. FavFocus sells 3 in-app purchases, starting at $2.99 per month. 変数電卓+ asks for nothing beyond the download.

FavFocus ships an update every 9 days, 変数電卓+ daily. The most recent releases landed on September 17, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | FavFocus | 変数電卓+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Daily** |
| Size | 79 MB | 27 MB |
| Requires iOS | 18.6 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Jumpei Naka](https://appshunter.io/developer/1673642323) | [Takuya Nemoto](https://appshunter.io/developer/1817950976) |

## What reviewers say

### FavFocus

[App page](https://appshunter.io/ios/app/favfocus/id1673642321)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month Plan | $2.99 | per month |
| Annual Plan | $19.99 | per year |
| One-time purchase plan | $9.99 | one-time |


### 変数電卓+

[App page](https://appshunter.io/ios/app/plus/id6746694817)

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

**In-app purchases:** none


## Frequently asked questions

### Is FavFocus free?

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

### Is 変数電卓+ free?

変数電卓+ is free to download, with no in-app purchases.

### Do FavFocus or 変数電卓+ have ads?

FavFocus shows ads; 変数電卓+ does not.

### Which is updated more often, FavFocus or 変数電卓+?

FavFocus ships an update every 9 days, and 変数電卓+ daily. Most recently, FavFocus was updated on September 17, 2026 and 変数電卓+ on September 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.*