# Layout Calc Pro vs IBUS Iso Manager

The clearest difference is in-app purchases: IBUS Iso Manager at none against Layout Calc Pro's 7. Layout Calc Pro's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Layout Calc Pro sells 7 one-off in-app purchases. IBUS Iso Manager asks for nothing beyond the download.

Layout Calc Pro ships an update every 6 days, IBUS Iso Manager every 11 days. The most recent releases landed on September 17, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Layout Calc Pro | IBUS Iso Manager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 11 days |
| Size | 49 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [思源 李](https://appshunter.io/developer/1704804704) | [IBUS GmbH](https://appshunter.io/developer/6784258883) |

## What reviewers say

### Layout Calc Pro

[App page](https://appshunter.io/ios/app/layout-calc-pro/id6476074424)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Three Day VIP | $5.00 | one-time |
| 1-Year VIP Membership | $19.99 | one-time |
| 2-Year VIP Membership | $34.99 | one-time |
| 3-Year VIP Membership | $44.99 | one-time |
| 1-Year VIP Membership | $55.00 | one-time |
| 2-Year VIP Membership | $104.99 | one-time |
| 3-Year VIP Membership | $154.99 | one-time |


### IBUS Iso Manager

[App page](https://appshunter.io/ios/app/ibus-iso-manager/id6784258881)

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

**In-app purchases:** none


## Frequently asked questions

### Is Layout Calc Pro free?

Layout Calc Pro is free to download, with in-app purchases available.

### Is IBUS Iso Manager free?

IBUS Iso Manager is free to download, with no in-app purchases.

### Do Layout Calc Pro or IBUS Iso Manager have ads?

Neither Layout Calc Pro nor IBUS Iso Manager shows ads.

### Which is updated more often, Layout Calc Pro or IBUS Iso Manager?

Layout Calc Pro ships an update every 6 days, and IBUS Iso Manager every 11 days. Most recently, Layout Calc Pro was updated on September 17, 2026 and IBUS Iso Manager on September 19, 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.*