# BLEBatteryChecker vs Coaster Tool

The clearest difference is in-app purchases: BLEBatteryChecker at none against Coaster Tool's 2. Coaster Tool's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Coaster Tool sells 2 one-off in-app purchases. BLEBatteryChecker asks for nothing beyond the download.

BLEBatteryChecker ships an update every 6 weeks, Coaster Tool every 4 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BLEBatteryChecker | Coaster Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Size | 5 MB | 9 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [HIROYUKI SAITO](https://appshunter.io/developer/1696233625) | [YangYuXuan Xiao](https://appshunter.io/developer/1213787716) |

## What reviewers say

### BLEBatteryChecker

[App page](https://appshunter.io/ios/app/blebatterychecker/id6451327305)

**Features:** macOS Compatibility

**In-app purchases:** none


### Coaster Tool

[App page](https://appshunter.io/ios/app/coaster-tool/id6809840083)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 recordings | $0.99 | one-time |
| Unlimited recordings | $9.99 | one-time |


## Frequently asked questions

### Is BLEBatteryChecker free?

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

### Is Coaster Tool free?

Coaster Tool is free to download, with in-app purchases available.

### Do BLEBatteryChecker or Coaster Tool have ads?

BLEBatteryChecker shows ads; Coaster Tool does not.

### Which is updated more often, BLEBatteryChecker or Coaster Tool?

BLEBatteryChecker ships an update every 6 weeks, and Coaster Tool every 4 weeks. Most recently, BLEBatteryChecker was updated on October 27, 2026 and Coaster Tool on October 24, 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.*