# DDLock vs App Lock

The clearest difference is review sentiment: App Lock at 73% against DDLock's 20%. App Lock also leads on rating (4.6 vs 2.9) and update cadence (every 2 weeks vs every 4 months). DDLock's advantage is in-app purchases (none vs 14) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. App Lock sells 14 in-app purchases, starting at $3.99 per month. DDLock asks for nothing beyond the download.

App Lock holds the better App Store score, 4.6 against 2.9. That said, the two scores are not equally well evidenced: App Lock has 6.6K ratings behind it against 99, so its average is the more settled of the two. Written reviews point the same way: 20% of DDLock's written reviews are positive against 73% of App Lock's.

DDLock ships an update every 4 months, App Lock every 2 weeks. The most recent releases landed on September 20, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | DDLock | App Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (99 ratings)](https://appshunter.io/ios/app/ddlock/id6443749440/reviews) | **[4.6 (6.6K ratings)](https://appshunter.io/ios/app/app-lock-lock-apps/id6469686557/reviews)** |
| Number of ratings | 99 | **6.6K** |
| Positive reviews | 20.0% of reviews | **73.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 407 MB | 108 MB |
| Requires iOS | **13.0** | 16.1 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Kaadas Intelligent Technology Co.,Ltd](https://appshunter.io/developer/1155786021) | [友财 徐](https://appshunter.io/developer/1637405734) |

## What reviewers say

### 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


### App Lock

[App page](https://appshunter.io/ios/app/app-lock-lock-apps/id6469686557)

Manage screen time and enhance privacy with customizable modes for work, personal use, and parental control. Set app restrictions, use geofencing, and secure apps with passwords or biometrics. Features include intruder alerts and app disguise for added security.

**Highlights:** Parental Control (Teen Mode), Multiple Modes (Work, Personal, Beast), App Restrictions & Time Limits, Geofencing for Location-Based Locks, Password & Biometric Protection, App Disguise & Intruder Alerts, Widget & Dynamic Island Quick Re-lock

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $3.99 | per month |
| Monthly Membership | $3.99 | per month |
| Monthly Membership | $5.99 | per month |
| Monthly Membership | $7.99 | per month |
| Yearly Membership | $9.99 | per year |
| Yearly Membership | $14.99 | per year |
| Yearly Membership | $14.99 | per year |
| Yearly Membership | $16.99 | per year |
| Yearly Membership | $18.99 | per year |
| Yearly Membership | $18.99 | per year |
| Lifetime Membership | $19.99 | one-time |
| Lifetime Membership | $21.99 | one-time |
| Lifetime Membership | $27.99 | one-time |
| Lifetime Membership | $36.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient
- 🔒 Excellent security features
- 👍 User-friendly interface
- 💡 Customizable settings
- 🔒 Protects privacy effectively

**What reviewers complain about**

- 🐛 Occasional crashes or glitches
- 🔋 High battery consumption
- 💰 Too many ads
- 🔒 Difficulty unlocking locked apps

**Reported bugs**

- Locked apps sometimes become unlocked randomly
- App deletion issues, unable to uninstall

**Requested features**

- Dark mode option
- Shortcut support for quick access
- Ability to lock/unlock apps without opening the app
- Improved notification handling for locked apps


## Frequently asked questions

### Is DDLock free?

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

### Is App Lock free?

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

### Which has better reviews, DDLock or App Lock?

App Lock is rated higher. DDLock averages 2.9 out of 5 from 99 ratings, while App Lock averages 4.6 from 6.6K ratings.

### Do DDLock or App Lock have ads?

App Lock shows ads; DDLock does not.

### Which is updated more often, DDLock or App Lock?

DDLock ships an update every 4 months, and App Lock every 2 weeks. Most recently, DDLock was updated on September 20, 2026 and App Lock on September 24, 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.*