# Submon vs 買い物の計算を楽にする − 買計 Kaikei

The clearest difference is ads: 買い物の計算を楽にする − 買計 Kaikei at none against Submon's shown. 買い物の計算を楽にする − 買計 Kaikei also leads on update cadence (every 3 days vs every 3 months). Submon's advantage is iOS requirement (14.0 vs 17.0). 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.

Submon ships an update every 3 months, 買い物の計算を楽にする − 買計 Kaikei every 3 days. The most recent releases landed on September 8, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Submon | 買い物の計算を楽にする − 買計 Kaikei |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 68 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kazuya Chikamatsu](https://appshunter.io/developer/1625033199) | [SHO NOZAKI](https://appshunter.io/developer/1661511048) |

## What reviewers say

### Submon

[App page](https://appshunter.io/ios/app/submon/id1625033197)

**Features:** macOS Compatibility

**In-app purchases:** none


### 買い物の計算を楽にする − 買計 Kaikei

[App page](https://appshunter.io/ios/app/kaikei/id1661511046)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Submon free?

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

### Is 買い物の計算を楽にする − 買計 Kaikei free?

買い物の計算を楽にする − 買計 Kaikei is free to download, with no in-app purchases.

### Do Submon or 買い物の計算を楽にする − 買計 Kaikei have ads?

Submon shows ads; 買い物の計算を楽にする − 買計 Kaikei does not.

### Which is updated more often, Submon or 買い物の計算を楽にする − 買計 Kaikei?

Submon ships an update every 3 months, and 買い物の計算を楽にする − 買計 Kaikei every 3 days. Most recently, Submon was updated on September 8, 2026 and 買い物の計算を楽にする − 買計 Kaikei on May 17, 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.*