# atk vs ChargeDB 充电数据库

The clearest difference is device support: atk at 3 against ChargeDB 充电数据库's 1. atk also leads on iOS requirement (12.2 vs 26.0). 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.

atk ships an update every 2 weeks, ChargeDB 充电数据库 every 3 weeks. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | atk | ChargeDB 充电数据库 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | — |
| Size | 33 MB | 5 MB |
| Requires iOS | **12.2** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [军 刘](https://appshunter.io/developer/1811358184) | [正洋 陈](https://appshunter.io/developer/6778176800) |

## What reviewers say

### atk

[App page](https://appshunter.io/ios/app/atk-xtool/id6746311841)

This utility app facilitates Bluetooth debugging for instruments and meters. It allows for seamless connection and control of various devices.

**Highlights:** Bluetooth connectivity, Instrument debugging, Meter control, Device pairing, Real-time data transfer

**Features:** macOS Compatibility

**In-app purchases:** none


### ChargeDB 充电数据库

[App page](https://appshunter.io/ios/app/chargedb/id6785040788)

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

**In-app purchases:** none


## Frequently asked questions

### Is atk free?

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

### Is ChargeDB 充电数据库 free?

ChargeDB 充电数据库 is free to download, with no in-app purchases.

### Do atk or ChargeDB 充电数据库 have ads?

Neither atk nor ChargeDB 充电数据库 shows ads.

### Which is updated more often, atk or ChargeDB 充电数据库?

atk ships an update every 2 weeks, and ChargeDB 充电数据库 every 3 weeks. Most recently, atk was updated on October 2, 2026 and ChargeDB 充电数据库 on October 13, 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.*