# 億兆電卓 vs BOX加工

The clearest difference is ads: 億兆電卓 at none against BOX加工's shown. 億兆電卓 also leads on update cadence (every 6 days vs every 5 months) and iOS requirement (15.6 vs 18.0). On price, in-app purchases and device support there is nothing between them.

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

億兆電卓 ships an update every 6 days, BOX加工 every 5 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 億兆電卓 | BOX加工 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/id1443248865/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 5 months |
| Monetization | — | Ad-supported |
| Size | 1 MB | 4 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [YouTeacher Inc.](https://appshunter.io/developer/423093933) | [Takahiro Ikejima](https://appshunter.io/developer/1528934187) |

## What reviewers say

### 億兆電卓

[App page](https://appshunter.io/ios/app/id1443248865)

**Features:** macOS Compatibility

**In-app purchases:** none


### BOX加工

[App page](https://appshunter.io/ios/app/box/id1528934185)

This app calculates optimal hole sizes for boxes, preventing them from shifting to one side. It provides standard opening sizes for various gauges and allows for custom settings. Designed for precision in box construction.

**Highlights:** Calculates hole sizes to prevent box shifting, Standard opening sizes for G16, G22, G28, G36, Customizable opening size settings, Precision tool for box construction

**In-app purchases:** none


## Frequently asked questions

### Is 億兆電卓 free?

億兆電卓 is free to download, with no in-app purchases.

### Is BOX加工 free?

BOX加工 is free to download, with no in-app purchases.

### Do 億兆電卓 or BOX加工 have ads?

BOX加工 shows ads; 億兆電卓 does not.

### Which is updated more often, 億兆電卓 or BOX加工?

億兆電卓 ships an update every 6 days, and BOX加工 every 5 months. Most recently, 億兆電卓 was updated on November 2, 2026 and BOX加工 on November 3, 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.*