# Time Calculation vs Microwave Time Calculator

The clearest difference is review sentiment: Microwave Time Calculator at 100% against Time Calculation's 0%. Microwave Time Calculator also leads on price (Free vs $1.99) and rating (5.0 vs 2.0). Time Calculation's advantage is ads (none vs shown). On ratings volume, in-app purchases and device support there is nothing between them.

Microwave Time Calculator is free to download; Time Calculation costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Microwave Time Calculator holds the better App Store score, 5.0 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 100% of Microwave Time Calculator's.

Time Calculation ships an update every 42 months, Microwave Time Calculator every 5 months. The most recent releases landed on October 12, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Time Calculation | Microwave Time Calculator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/time-calculation/id1449412502/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/microwave-time-calculator/id1611149144/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 42 months | **Every 5 months** |
| Monetization | Paid | **Ad-supported** |
| Size | 0 MB | 27 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [Yudai Abe](https://appshunter.io/developer/1566818989) |

## 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


### Microwave Time Calculator

[App page](https://appshunter.io/ios/app/microwave-time-calculator/id1611149144)

Easily calculate microwave heating times based on wattage and desired duration. It offers a convenient chart for quick lookups and remembers your frequently used settings. This tool serves as a helpful guide for optimal food preparation.

**Highlights:** Heating time conversion by wattage, Quick lookup chart, Retains previous entries, Supports 100W to 3000W, Calculates 10 seconds to 30 minutes

**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 Microwave Time Calculator free?

Microwave Time Calculator is free to download, with no in-app purchases.

### Which has better reviews, Time Calculation or Microwave Time Calculator?

Microwave Time Calculator is rated higher. Time Calculation averages 2.0 out of 5 from 1 ratings, while Microwave Time Calculator averages 5.0 from 1 ratings.

### Do Time Calculation or Microwave Time Calculator have ads?

Microwave Time Calculator shows ads; Time Calculation does not.

### Which is updated more often, Time Calculation or Microwave Time Calculator?

Time Calculation ships an update every 42 months, and Microwave Time Calculator every 5 months. Most recently, Time Calculation was updated on October 12, 2026 and Microwave Time Calculator 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.*