# 割引き計算くん vs batteryウィジェット　バッテリー残量をサクサク確認

The clearest difference is update cadence: batteryウィジェット　バッテリー残量をサクサク確認 at every 11 months against 割引き計算くん's every 173 months. batteryウィジェット　バッテリー残量をサクサク確認 also leads on device support and iOS requirement (15.0 vs 18.0). On price and in-app purchases there is nothing between them.

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

割引き計算くん ships an update every 173 months, batteryウィジェット　バッテリー残量をサクサク確認 every 11 months. The most recent releases landed on September 19, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 割引き計算くん | batteryウィジェット　バッテリー残量をサクサク確認 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/battery/id1447344860/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 58.8% of reviews |
| In-app purchases | No | No |
| Ads | — | Yes |
| Update frequency | Every 173 months | **Every 11 months** |
| Monetization | — | Ad-supported |
| Size | 3 MB | 39 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ryota Murakami](https://appshunter.io/developer/405946284) | [Yuma Okamura](https://appshunter.io/developer/1256271891) |

## What reviewers say

### 割引き計算くん

[App page](https://appshunter.io/ios/app/id405946281)

**In-app purchases:** none


### batteryウィジェット　バッテリー残量をサクサク確認

[App page](https://appshunter.io/ios/app/battery/id1447344860)

This app helps you monitor your iPhone's battery life and data usage. It provides insights into how long you can listen to music or use other apps based on your current charge, and offers tips to conserve battery and avoid data limits.

**Highlights:** Battery level monitoring, Music playback time estimate, Memory usage diagnosis, Battery saving tips, Data usage check, Optimizes iPhone performance

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 割引き計算くん free?

割引き計算くん is free to download, with no in-app purchases.

### Is batteryウィジェット　バッテリー残量をサクサク確認 free?

batteryウィジェット　バッテリー残量をサクサク確認 is free to download, with no in-app purchases.

### Which is updated more often, 割引き計算くん or batteryウィジェット　バッテリー残量をサクサク確認?

割引き計算くん ships an update every 173 months, and batteryウィジェット　バッテリー残量をサクサク確認 every 11 months. Most recently, 割引き計算くん was updated on September 19, 2026 and batteryウィジェット　バッテリー残量をサクサク確認 on October 16, 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.*