# Layout Calc Pro vs GAUGE

The clearest difference is price: Layout Calc Pro at Free against GAUGE's $4.99. GAUGE's advantage is in-app purchases (none vs 7) and update cadence (every 2 days vs weekly). On ads, device support and iOS requirement there is nothing between them.

Layout Calc Pro is free to download; GAUGE costs $4.99 up front. Layout Calc Pro sells 7 one-off in-app purchases. GAUGE asks for nothing beyond the download.

Layout Calc Pro ships an update weekly, GAUGE every 2 days. The most recent releases landed on October 8, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Layout Calc Pro | GAUGE |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 49 MB | 18 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [思源 李](https://appshunter.io/developer/1704804704) | [Hirosuke Yonekubo](https://appshunter.io/developer/1625472869) |

## 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 |


### GAUGE

[App page](https://appshunter.io/ios/app/gauge-level-ruler-protractor/id6761431511)

**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 GAUGE free?

GAUGE costs $4.99, with no in-app purchases.

### Do Layout Calc Pro or GAUGE have ads?

Neither Layout Calc Pro nor GAUGE shows ads.

### Which is updated more often, Layout Calc Pro or GAUGE?

Layout Calc Pro ships an update weekly, and GAUGE every 2 days. Most recently, Layout Calc Pro was updated on October 8, 2026 and GAUGE on September 25, 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.*