# TEMGO vs CoOlsync 逸迅 海尔开利

The clearest difference is update cadence: TEMGO at every 3 weeks against CoOlsync 逸迅 海尔开利's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

TEMGO ships an update every 3 weeks, CoOlsync 逸迅 海尔开利 every 4 months. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | TEMGO | CoOlsync 逸迅 海尔开利 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/temgo/id6483105426/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 31 MB | 32 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Guri New Energy](https://appshunter.io/developer/1748705940) | [青岛海尔开利冷冻设备有限公司](https://appshunter.io/developer/1554474845) |

## What reviewers say

### TEMGO

[App page](https://appshunter.io/ios/app/temgo/id6483105426)

Monitor your battery's real-time performance, including voltage, current, and internal resistance. Track historical data, compare individual cell performance, and receive alerts for critical temperature and voltage conditions. This system helps optimize battery health and lifespan.

**Highlights:** Real-time voltage, current, and power display, Historical data charting, Individual cell comparison and balancing, Temperature and voltage alarms, Fault reporting function

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

**In-app purchases:** none


### CoOlsync 逸迅 海尔开利

[App page](https://appshunter.io/ios/app/coolsync/id6744439445)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TEMGO free?

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

### Is CoOlsync 逸迅 海尔开利 free?

CoOlsync 逸迅 海尔开利 is free to download, with no in-app purchases.

### Do TEMGO or CoOlsync 逸迅 海尔开利 have ads?

Neither TEMGO nor CoOlsync 逸迅 海尔开利 shows ads.

### Which is updated more often, TEMGO or CoOlsync 逸迅 海尔开利?

TEMGO ships an update every 3 weeks, and CoOlsync 逸迅 海尔开利 every 4 months. Most recently, TEMGO was updated on September 29, 2026 and CoOlsync 逸迅 海尔开利 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.*