# 交通費精算S vs ダクト計算 Pro－風量・静圧・ダクト径

The clearest difference is update cadence: ダクト計算 Pro－風量・静圧・ダクト径 at weekly against 交通費精算S's monthly. 交通費精算S's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 交通費精算S sells 1 in-app purchase, starting at $1.99 per year and ダクト計算 Pro－風量・静圧・ダクト径 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

交通費精算S ships an update monthly, ダクト計算 Pro－風量・静圧・ダクト径 weekly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 交通費精算S | ダクト計算 Pro－風量・静圧・ダクト径 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 28 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hideji Kitamura](https://appshunter.io/developer/343132459) | [Gun woo Kim](https://appshunter.io/developer/1700263119) |

## What reviewers say

### 交通費精算S

[App page](https://appshunter.io/ios/app/s/id1457634395)

Simplify your travel expense reports by easily logging transportation costs as you incur them. This app streamlines the process with quick data entry, integration with navigation services, and CSV export for efficient reimbursement.

**Highlights:** Quickly log travel expenses, Integrate with navigation services, Export data as CSV, Use location services for nearest station, Pre-register common routes and transport modes, View station locations on a map

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 機能拡張 | $1.99 | per year |


### ダクト計算 Pro－風量・静圧・ダクト径

[App page](https://appshunter.io/ios/app/pro/id6791592927)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ダクト計算 Pro | $9.99 | one-time |


## Frequently asked questions

### Is 交通費精算S free?

交通費精算S is free to download, with in-app purchases available.

### Is ダクト計算 Pro－風量・静圧・ダクト径 free?

ダクト計算 Pro－風量・静圧・ダクト径 is free to download, with in-app purchases available.

### Do 交通費精算S or ダクト計算 Pro－風量・静圧・ダクト径 have ads?

Neither 交通費精算S nor ダクト計算 Pro－風量・静圧・ダクト径 shows ads.

### Which is updated more often, 交通費精算S or ダクト計算 Pro－風量・静圧・ダクト径?

交通費精算S ships an update monthly, and ダクト計算 Pro－風量・静圧・ダクト径 weekly. Most recently, 交通費精算S was updated on November 2, 2026 and ダクト計算 Pro－風量・静圧・ダクト径 on October 31, 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.*