# SmarTEC vs E

The clearest difference is iOS requirement: SmarTEC at 8.0 against E's 12.0. On price, update cadence, ads 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.

SmarTEC ships an update every 2 months, E every 5 weeks. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SmarTEC | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smartec-bms/id1190436410/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 8 MB | 33 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHENZHEN SMARTEC TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1190436409) | [建军 刘](https://appshunter.io/developer/1718671617) |

## What reviewers say

### SmarTEC

[App page](https://appshunter.io/ios/app/smartec-bms/id1190436410)

This utility app connects to smart lithium battery management systems via Bluetooth to display detailed battery information. It supports two series of batteries, showing voltage, current, SOC, cycle count, temperature, capacity, and more.

**Highlights:** Bluetooth connectivity (BLE 4.0), Read battery information, Supports A and B series batteries, Display voltage, current, SOC, Show cycle count and temperature, View capacity and manufacturing date

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-bms/id6473353474)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmarTEC free?

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

### Is E free?

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

### Do SmarTEC or E have ads?

Neither SmarTEC nor E shows ads.

### Which is updated more often, SmarTEC or E?

SmarTEC ships an update every 2 months, and E every 5 weeks. Most recently, SmarTEC was updated on October 5, 2026 and E on October 1, 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.*