# Time Calculation vs レンジで何秒？

The clearest difference is review sentiment: レンジで何秒？ at 50% against Time Calculation's 0%. レンジで何秒？ also leads on price (Free vs $1.99) and rating (4.0 vs 2.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

レンジで何秒？ is free to download; Time Calculation costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

レンジで何秒？ holds the better App Store score, 4.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 0% of Time Calculation's written reviews are positive against 50% of レンジで何秒？'s.

Time Calculation ships an update every 42 months, レンジで何秒？ every 4 days. The most recent releases landed on August 3, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | Time Calculation | レンジで何秒？ |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/time-calculation/id1449412502/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/id1471553723/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 0 MB | 0 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [Toshihiro Nakane](https://appshunter.io/developer/6799290769) |

## What reviewers say

### Time Calculation

[App page](https://appshunter.io/ios/app/time-calculation/id1449412502)

Easily add and subtract time in hours and minutes without manual rounding. Copy calculation results and review past formulas with a history feature. Includes navigation and deletion tools for formula input.

**Highlights:** Add and subtract hours and minutes, Automatic minute rounding, Copy calculation results, View calculation history, Formula input navigation, Delete formula history

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

**In-app purchases:** none


### レンジで何秒？

[App page](https://appshunter.io/ios/app/id1471553723)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Time Calculation free?

Time Calculation costs $1.99, with no in-app purchases.

### Is レンジで何秒？ free?

レンジで何秒？ is free to download, with no in-app purchases.

### Which has better reviews, Time Calculation or レンジで何秒？?

レンジで何秒？ is rated higher. Time Calculation averages 2.0 out of 5 from 1 ratings, while レンジで何秒？ averages 4.0 from 1 ratings.

### Do Time Calculation or レンジで何秒？ have ads?

Neither Time Calculation nor レンジで何秒？ shows ads.

### Which is updated more often, Time Calculation or レンジで何秒？?

Time Calculation ships an update every 42 months, and レンジで何秒？ every 4 days. Most recently, Time Calculation was updated on August 3, 2026 and レンジで何秒？ on August 21, 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.*