# 燃費メモ vs BTLogger

The clearest difference is in-app purchases: BTLogger at none against 燃費メモ's 1. BTLogger also leads on update cadence (daily vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 燃費メモ sells 1 one-off in-app purchase. BTLogger asks for nothing beyond the download.

燃費メモ ships an update every 2 months, BTLogger daily. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 燃費メモ | BTLogger |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 18.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 2 MB | 53 MB |
| Requires iOS | 12.0 | **11** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [enaksoft.com](https://appshunter.io/developer/521038978) | [CUSTOM CORPORATION](https://appshunter.io/developer/1537927269) |

## What reviewers say

### 燃費メモ

[App page](https://appshunter.io/ios/app/id665057764)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の非表示＆機能拡張 | $0.99 | one-time |


### BTLogger

[App page](https://appshunter.io/ios/app/btlogger/id1537284730)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 燃費メモ free?

燃費メモ is free to download, with in-app purchases available.

### Is BTLogger free?

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

### Do 燃費メモ or BTLogger have ads?

Neither 燃費メモ nor BTLogger shows ads.

### Which is updated more often, 燃費メモ or BTLogger?

燃費メモ ships an update every 2 months, and BTLogger daily. Most recently, 燃費メモ was updated on October 16, 2026 and BTLogger on October 25, 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.*