# 用中电子档案 vs Quality Welding Time Tracker

The clearest difference is iOS requirement: 用中电子档案 at 11.0 against Quality Welding Time Tracker's 13.0. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 1.0 for 用中电子档案 against 1.0 for Quality Welding Time Tracker. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 用中电子档案 | Quality Welding Time Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1311332344/reviews) | [1.0 (1 ratings)](https://appshunter.io/ios/app/quality-welding-time-tracker/id1433956880/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 58 MB | 22 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [远大空调有限公司](https://appshunter.io/developer/1311332343) | [Pixis Consulting LLC](https://appshunter.io/developer/1244439437) |

## What reviewers say

### 用中电子档案

[App page](https://appshunter.io/ios/app/id1311332344)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quality Welding Time Tracker

[App page](https://appshunter.io/ios/app/quality-welding-time-tracker/id1433956880)

This app helps mobile users track their time spent on welding and fabrication tasks. It provides a simple interface for logging work hours for professional or personal projects.

**Highlights:** Time tracking for welding, Time tracking for fabrication, Mobile device support, Simple logging interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 用中电子档案 free?

用中电子档案 is free to download, with no in-app purchases.

### Is Quality Welding Time Tracker free?

Quality Welding Time Tracker is free to download, with no in-app purchases.

### Which has better reviews, 用中电子档案 or Quality Welding Time Tracker?

用中电子档案 and Quality Welding Time Tracker are both rated 1.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do 用中电子档案 or Quality Welding Time Tracker have ads?

Neither 用中电子档案 nor Quality Welding Time Tracker shows ads.

### Which is updated more often, 用中电子档案 or Quality Welding Time Tracker?

用中电子档案 ships an update every 2 months, and Quality Welding Time Tracker every 2 months. Most recently, 用中电子档案 was updated on October 20, 2026 and Quality Welding Time Tracker on October 18, 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.*