# YKGA Calculator vs Calculation Time

The clearest difference is update cadence: YKGA Calculator at every 2 months against Calculation Time's every 42 months. YKGA Calculator also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

YKGA Calculator ships an update every 2 months, Calculation Time every 42 months. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | YKGA Calculator | Calculation Time |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 42 months |
| Size | 25 MB | 5 MB |
| Requires iOS | **16** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Yuta Kobayashi](https://appshunter.io/developer/1169055350) | [Mert Cilli](https://appshunter.io/developer/1137367654) |

## What reviewers say

### YKGA Calculator

[App page](https://appshunter.io/ios/app/ykga-calculator/id1218660442)

**Features:** Vision Pro support

**In-app purchases:** none


### Calculation Time

[App page](https://appshunter.io/ios/app/calculation-time/id1479201130)

**In-app purchases:** none


## Frequently asked questions

### Is YKGA Calculator free?

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

### Is Calculation Time free?

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

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

Both YKGA Calculator and Calculation Time show ads.

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

YKGA Calculator ships an update every 2 months, and Calculation Time every 42 months. Most recently, YKGA Calculator was updated on October 6, 2026 and Calculation Time on October 10, 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.*