# OneDrop vs 蓄電池モニター

The clearest difference is update cadence: 蓄電池モニター at every 6 weeks against OneDrop's every 9 months. 蓄電池モニター also leads on iOS requirement (11.0 vs 15.0). On price, ads, 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.

OneDrop ships an update every 9 months, 蓄電池モニター every 6 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | OneDrop | 蓄電池モニター |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 weeks** |
| Size | 32 MB | 149 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FreeBit Co., Ltd.](https://appshunter.io/developer/302133977) | [株式会社NFブロッサムテクノロジーズ](https://appshunter.io/developer/1564709870) |

## What reviewers say

### OneDrop

[App page](https://appshunter.io/ios/app/onedrop/id1542625317)

**Features:** Vision Pro support

**In-app purchases:** none


### 蓄電池モニター

[App page](https://appshunter.io/ios/app/id1564709868)

**In-app purchases:** none


## Frequently asked questions

### Is OneDrop free?

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

### Is 蓄電池モニター free?

蓄電池モニター is free to download, with no in-app purchases.

### Do OneDrop or 蓄電池モニター have ads?

Neither OneDrop nor 蓄電池モニター shows ads.

### Which is updated more often, OneDrop or 蓄電池モニター?

OneDrop ships an update every 9 months, and 蓄電池モニター every 6 weeks. Most recently, OneDrop was updated on November 7, 2026 and 蓄電池モニター 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.*