# BatteryMonitorBL vs ECO Battery

The clearest difference is rating: ECO Battery at 4.0 against BatteryMonitorBL's 2.3. ECO Battery also leads on update cadence (fortnightly vs every 6 months) and review sentiment (64% vs 50%). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ECO Battery holds the better App Store score, 4.0 against 2.3. That said, the two scores are not equally well evidenced: ECO Battery has 22 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 50% of BatteryMonitorBL's written reviews are positive against 64% of ECO Battery's.

BatteryMonitorBL ships an update every 6 months, ECO Battery fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | BatteryMonitorBL | ECO Battery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/batterymonitorbl/id1585654219/reviews) | **[4.0 (22 ratings)](https://appshunter.io/ios/app/eco-battery/id6474708780/reviews)** |
| Number of ratings | 3 | **22** |
| Positive reviews | 50.0% of reviews | **63.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 6 MB | 31 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen zetara power system Co.,LTD](https://appshunter.io/developer/1774419082) | [Eco Capital, Inc.](https://appshunter.io/developer/1722379141) |

## What reviewers say

### BatteryMonitorBL

[App page](https://appshunter.io/ios/app/batterymonitorbl/id1585654219)

Monitor your device's battery health in real-time. View crucial metrics such as current, temperature, and voltage. Connect via Bluetooth for seamless data acquisition.

**Highlights:** Real-time battery health monitoring, View current, temperature, and voltage, Bluetooth connectivity, Supports iPhone and iPad, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


### ECO Battery

[App page](https://appshunter.io/ios/app/eco-battery/id6474708780)

Monitor and manage your lithium battery's health and performance. Optimize charging and discharging cycles to extend battery lifespan. Get detailed insights into your battery's status.

**Highlights:** Lithium battery management, BMS monitoring, Performance optimization, Charging cycle control, Discharging cycle control, Battery health insights

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BatteryMonitorBL free?

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

### Is ECO Battery free?

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

### Which has better reviews, BatteryMonitorBL or ECO Battery?

ECO Battery is rated higher. BatteryMonitorBL averages 2.3 out of 5 from 3 ratings, while ECO Battery averages 4.0 from 22 ratings.

### Do BatteryMonitorBL or ECO Battery have ads?

Neither BatteryMonitorBL nor ECO Battery shows ads.

### Which is updated more often, BatteryMonitorBL or ECO Battery?

BatteryMonitorBL ships an update every 6 months, and ECO Battery fortnightly. Most recently, BatteryMonitorBL was updated on November 3, 2026 and ECO Battery on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*