# JLDT vs 通维智能

The clearest difference is update cadence: 通维智能 at every 3 weeks against JLDT's every 12 months. 通维智能 also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

JLDT ships an update every 12 months, 通维智能 every 3 weeks. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | JLDT | 通维智能 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Size | 44 MB | 163 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Jiangsu Lianfa Textile Co.,Ltd](https://appshunter.io/developer/1646620479) | [山东通维信息工程有限公司](https://appshunter.io/developer/1598111283) |

## What reviewers say

### JLDT

[App page](https://appshunter.io/ios/app/jldt/id6443502795)

**In-app purchases:** none


### 通维智能

[App page](https://appshunter.io/ios/app/id6447220200)

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

**In-app purchases:** none


## Frequently asked questions

### Is JLDT free?

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

### Is 通维智能 free?

通维智能 is free to download, with no in-app purchases.

### Which is updated more often, JLDT or 通维智能?

JLDT ships an update every 12 months, and 通维智能 every 3 weeks. Most recently, JLDT was updated on October 1, 2026 and 通维智能 on October 2, 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.*