# TRONTEK vs EnerKey

TRONTEK and EnerKey are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

TRONTEK ships an update every 6 weeks, EnerKey every 2 months. The most recent releases landed on September 23, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | TRONTEK | EnerKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (3 ratings)](https://appshunter.io/ios/app/enerkey/id6447932138/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 46 MB | 31 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [江西达伙网络科技有限公司](https://appshunter.io/developer/1234844673) | [Shenzhen Jinwei Power Source Technology Co., Ltd](https://appshunter.io/developer/1683049152) |

## What reviewers say

### TRONTEK

[App page](https://appshunter.io/ios/app/trontek/id1658921234)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### EnerKey

[App page](https://appshunter.io/ios/app/enerkey/id6447932138)

Monitor and control your lithium battery system in real-time. View current status, historical data, and adjust protective parameters to ensure safe operation. Receive instant alerts for any abnormal conditions.

**Highlights:** Real-time battery monitoring, Historical data inquiry, Parameter setting, Alarm notifications, Voltage, current, and temperature display

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TRONTEK free?

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

### Is EnerKey free?

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

### Do TRONTEK or EnerKey have ads?

Neither TRONTEK nor EnerKey shows ads.

### Which is updated more often, TRONTEK or EnerKey?

TRONTEK ships an update every 6 weeks, and EnerKey every 2 months. Most recently, TRONTEK was updated on September 23, 2026 and EnerKey on June 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.*