# Electronic seal[PRO] vs 直角三角形電卓

The clearest difference is price: 直角三角形電卓 at $1.99 against Electronic seal[PRO]'s $14.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Electronic seal[PRO] costs $14.99 and 直角三角形電卓 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Electronic seal[PRO] | 直角三角形電卓 |
| --- | --- | --- |
| Price | $14.99 | **$1.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 79 MB | 26 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kazuya Fujita](https://appshunter.io/developer/1358322690) | [kotobaz](https://appshunter.io/developer/1634727152) |

## What reviewers say

### Electronic seal[PRO]

[App page](https://appshunter.io/ios/app/electronic-sealpro/id1448877613)

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

**In-app purchases:** none


### 直角三角形電卓

[App page](https://appshunter.io/ios/app/triangel/id6502329330)

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

**In-app purchases:** none


## Frequently asked questions

### Is Electronic seal[PRO] free?

Electronic seal[PRO] costs $14.99, with no in-app purchases.

### Is 直角三角形電卓 free?

直角三角形電卓 costs $1.99, with no in-app purchases.

### Do Electronic seal[PRO] or 直角三角形電卓 have ads?

Neither Electronic seal[PRO] nor 直角三角形電卓 shows ads.

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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.*