# DOOR vs Deyun Intelligence

The clearest difference is update cadence: DOOR at every 9 days against Deyun Intelligence's every 10 months. Deyun Intelligence's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

DOOR ships an update every 9 days, Deyun Intelligence every 10 months. The most recent releases landed on September 30, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | DOOR | Deyun Intelligence |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 10 months |
| Size | 15 MB | 184 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [建宁 陈](https://appshunter.io/developer/1176148064) | [天助 贝](https://appshunter.io/developer/1467719444) |

## What reviewers say

### DOOR

[App page](https://appshunter.io/ios/app/door-ble/id1560603905)

**In-app purchases:** none


### Deyun Intelligence

[App page](https://appshunter.io/ios/app/deyun-intelligence/id1673663459)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DOOR free?

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

### Is Deyun Intelligence free?

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

### Do DOOR or Deyun Intelligence have ads?

Neither DOOR nor Deyun Intelligence shows ads.

### Which is updated more often, DOOR or Deyun Intelligence?

DOOR ships an update every 9 days, and Deyun Intelligence every 10 months. Most recently, DOOR was updated on September 30, 2026 and Deyun Intelligence on October 9, 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.*