# TOPDON BatteryLab vs Time Zone Meet

The clearest difference is rating: Time Zone Meet at 5.0 against TOPDON BatteryLab's 2.4. Time Zone Meet also leads on update cadence (every 4 days vs monthly). TOPDON BatteryLab's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Time Zone Meet sells 1 one-off in-app purchase. TOPDON BatteryLab asks for nothing beyond the download.

Time Zone Meet holds the better App Store score, 5.0 against 2.4. That said, the two scores are not equally well evidenced: TOPDON BatteryLab has 15 ratings behind it against 2, so its average is the more settled of the two.

TOPDON BatteryLab ships an update monthly, Time Zone Meet every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TOPDON BatteryLab | Time Zone Meet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (15 ratings)](https://appshunter.io/ios/app/topdon-batterylab/id6462673217/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/time-zone-meet/id6761494587/reviews)** |
| Number of ratings | **15** | 2 |
| Positive reviews | 24.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 188 MB | 8 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HK TOPDON TECHNOLOGY Co., LIMITED](https://appshunter.io/developer/1846276192) | [Cedric Brown](https://appshunter.io/developer/1889941245) |

## What reviewers say

### TOPDON BatteryLab

[App page](https://appshunter.io/ios/app/topdon-batterylab/id6462673217)

This app allows you to test your car's battery and generator. It provides detailed battery life and voltage calculations, and can manage multiple devices simultaneously. Generate and view test reports with ease.

**Highlights:** Calculate battery life and voltage, Inspect car generator, Manage multiple devices, Quick device connection, One-click test report generation

**Features:** Vision Pro support

**In-app purchases:** none


### Time Zone Meet

[App page](https://appshunter.io/ios/app/time-zone-meet/id6761494587)

Easily check current times in any city worldwide and plan meetings across different time zones. Avoid scheduling errors with a simple, fast interface designed for global coordination.

**Highlights:** Look up current local time for any city, View IANA time zone information, Plan meetings across multiple time zones, Clean and fast user interface, Optional sign-in for website premium features, Available in English and Español

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $5.99 | one-time |


## Frequently asked questions

### Is TOPDON BatteryLab free?

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

### Is Time Zone Meet free?

Time Zone Meet is free to download, with in-app purchases available.

### Which has better reviews, TOPDON BatteryLab or Time Zone Meet?

Time Zone Meet is rated higher. TOPDON BatteryLab averages 2.4 out of 5 from 15 ratings, while Time Zone Meet averages 5.0 from 2 ratings.

### Do TOPDON BatteryLab or Time Zone Meet have ads?

Time Zone Meet shows ads; TOPDON BatteryLab does not.

### Which is updated more often, TOPDON BatteryLab or Time Zone Meet?

TOPDON BatteryLab ships an update monthly, and Time Zone Meet every 4 days. Most recently, TOPDON BatteryLab was updated on November 3, 2026 and Time Zone Meet on October 31, 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.*