# Aosu vs DDLock

The clearest difference is rating: Aosu at 3.7 against DDLock's 2.9. Aosu also leads on review sentiment (56% vs 20%) and update cadence (every 4 days vs every 4 months). DDLock's advantage is in-app purchases (none vs 22) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Aosu sells 16 in-app purchases, starting at $4.49 per month. DDLock asks for nothing beyond the download.

Aosu holds the better App Store score, 3.7 against 2.9. That said, the two scores are not equally well evidenced: Aosu has 728 ratings behind it against 99, so its average is the more settled of the two. Written reviews point the same way: 56% of Aosu's written reviews are positive against 20% of DDLock's.

Aosu ships an update every 4 days, DDLock every 4 months. The most recent releases landed on September 22, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Aosu | DDLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (728 ratings)](https://appshunter.io/ios/app/aosu/id1577324124/reviews)** | [2.9 (99 ratings)](https://appshunter.io/ios/app/ddlock/id6443749440/reviews) |
| Number of ratings | **728** | 99 |
| Positive reviews | **56.0% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 479 MB | 407 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [AOSU LIFE INC.](https://appshunter.io/developer/1856139460) | [Shenzhen Kaadas Intelligent Technology Co.,Ltd](https://appshunter.io/developer/1155786021) |

## What reviewers say

### Aosu

[App page](https://appshunter.io/ios/app/aosu/id1577324124)

This application allows you to remotely monitor your home using a smart camera. View live feeds and stay connected to your property from your phone, no matter where you are.

**Highlights:** Remote home monitoring, Live camera feed viewing, Connect from anywhere, Anytime access

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plan (Monthly) | $4.49 | per month |
| Basic Plan (Monthly) | $5.69 | per month |
| Pro Plan (Monthly) | $6.99 | per month |
| Pro Plan (Monthly) | $8.99 | per month |
| Face AI Pro Plan (Monthly) | $8.99 | per month |
| 2-Device Pro Plan (Monthly) | $11.99 | per month |
| 2-Device Pro Plan (Monthly) | $14.99 | per month |
| 3-Device Pro Plan (Monthly) | $16.99 | per month |
| 3-Device Pro Plan (Monthly) | $21.99 | per month |
| 5-Device Pro Plan (Monthly) | $26.99 | per month |
| Basic Plan (Annually) | $44.99 | per year |
| Pro Plan (Annually) | $69.99 | per year |
| Face AI Pro Plan (Annually) | $89.99 | per year |
| 2-Device Pro Plan (Annually) | $119.99 | per year |
| 3-Device Pro Plan (Annually) | $169.99 | per year |
| 5-Device Pro Plan (Annually) | $269.99 | per year |

**What reviewers like**

- 👍 Excellent app and camera
- 🚀 Easy to use and set up
- 🔒 Great security features
- 💡 Flexible and customizable
- 🔋 Solar-powered cameras work well

**What reviewers complain about**

- 🐛 App is buggy and laggy
- 🔋 Poor battery life
- 🔍 Unreliable motion detection
- 👎 Terrible customer support
- 📺 Video playback issues

**Reported bugs**

- App crashes frequently
- Connectivity issues with cameras
- Can't delete recorded videos
- Notifications not working properly
- App login issues

**Requested features**

- Add privacy zone option
- Improve video controls (rewind, fast forward, frame-by-frame)
- Provide iPad app support
- Add option to disable 'call your family' feature
- Show battery percentage instead of just icon


### DDLock

[App page](https://appshunter.io/ios/app/ddlock/id6443749440)

Unlock your doors using your smartphone, eliminating the need for physical keys. This app offers a more convenient and modern way to manage access to your locks.

**Highlights:** Unlock with smartphone, Eliminates physical keys, Convenient lock access, Modern security solution

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Aosu free?

Aosu is free to download, with in-app purchases available.

### Is DDLock free?

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

### Which has better reviews, Aosu or DDLock?

Aosu is rated higher. Aosu averages 3.7 out of 5 from 728 ratings, while DDLock averages 2.9 from 99 ratings.

### Do Aosu or DDLock have ads?

Neither Aosu nor DDLock shows ads.

### Which is updated more often, Aosu or DDLock?

Aosu ships an update every 4 days, and DDLock every 4 months. Most recently, Aosu was updated on September 22, 2026 and DDLock on September 20, 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.*