# TouchJW v2 vs Slope Calculator

The clearest difference is review sentiment: Slope Calculator at 58% against TouchJW v2's 28%. Slope Calculator also leads on iOS requirement (13.0 vs 15.6). TouchJW v2's advantage is update cadence (every 5 weeks vs every 14 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. TouchJW v2 sells 4 in-app purchases, starting at $12.99 per 2 months and Slope Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TouchJW v2 ships an update every 5 weeks, Slope Calculator every 14 months. The most recent releases landed on November 12, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | TouchJW v2 | Slope Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (105 ratings)](https://appshunter.io/ios/app/slope-calculator-calc/id1561129699/reviews)** |
| Number of ratings | — | **105** |
| Positive reviews | 27.5% of reviews | **58.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 14 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 29 MB | 5 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Hideyuki Miyanishi](https://appshunter.io/developer/717594962) | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) |

## What reviewers say

### TouchJW v2

[App page](https://appshunter.io/ios/app/touchjw-v2/id996794955)

View and edit CAD data files on your iPhone or iPad. Measure distances, calculate areas, and add annotations like shapes and photos. Export to PDF and print via AirPrint.

**Highlights:** View JW_CAD/Jw_win data files, Measure distances and calculate areas, Edit annotation data, Add photos and freehand lines, Export annotations to PDF, Print via AirPrint, Import files via iTunes, cloud apps, or email

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 制限解除その１ | $12.99 | per 2 months |
| 制限解除その２ | $16.99 | per 6 months |
| TouchJWv2.12MonthUnlock | $34.99 | per year |
| ファイルサイズ制限解除 | $99.99 | one-time |


### Slope Calculator

[App page](https://appshunter.io/ios/app/slope-calculator-calc/id1561129699)

Calculate slope in angle, percentage, or ratio by inputting two sides of a right triangle. This intuitive and easy-to-use application provides the remaining necessary values.

**Highlights:** Calculate slope as angle, Calculate slope as percentage, Calculate slope as ratio, Input two sides of a right triangle, Calculate remaining triangle values, Intuitive and easy to use

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


## Frequently asked questions

### Is TouchJW v2 free?

TouchJW v2 is free to download, with in-app purchases available.

### Is Slope Calculator free?

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

### Do TouchJW v2 or Slope Calculator have ads?

Neither TouchJW v2 nor Slope Calculator shows ads.

### Which is updated more often, TouchJW v2 or Slope Calculator?

TouchJW v2 ships an update every 5 weeks, and Slope Calculator every 14 months. Most recently, TouchJW v2 was updated on November 12, 2026 and Slope Calculator on November 7, 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.*