# JDC Lab vs 昊皇

The clearest difference is ads: 昊皇 at none against JDC Lab's shown. JDC Lab's advantage is update cadence (every 8 days vs every 2 months). On price, in-app purchases, device support 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.

JDC Lab ships an update every 8 days, 昊皇 every 2 months. The most recent releases landed on October 5, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | JDC Lab | 昊皇 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 2 months |
| Size | 211 MB | 66 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Jewellery Design & Creation Laboratory (Hong Kong) Limited](https://appshunter.io/developer/1381301357) | [Elite Cloud Technology (global) Ltd](https://appshunter.io/developer/1338684277) |

## What reviewers say

### JDC Lab

[App page](https://appshunter.io/ios/app/jdc-lab/id1501485896)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### 昊皇

[App page](https://appshunter.io/ios/app/id6460819759)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is JDC Lab free?

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

### Is 昊皇 free?

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

### Do JDC Lab or 昊皇 have ads?

JDC Lab shows ads; 昊皇 does not.

### Which is updated more often, JDC Lab or 昊皇?

JDC Lab ships an update every 8 days, and 昊皇 every 2 months. Most recently, JDC Lab was updated on October 5, 2026 and 昊皇 on September 27, 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.*