Good Lock APK is a free personalization app for Android by heyUp (Good Lock). Original Good Lock: Aesthetic lock screen widgets, wallpapers, clock, calendar. On this page you can get the latest version 3.5.639, read what it offers and follow a simple install guide.
What Is Good Lock APK?
Good Lock belongs to the Personalization category and is built by heyUp (Good Lock). It has already reached 1,000,000+ installs on Google Play with an average rating of 3.1/5 from 3,761 ratings, which shows how many people rely on it every day.
Good Lock is a free lock screen app you can use on any Android phone in place of the default lock screen. Unlock Good Lock and go straight to the fingerprint, PIN or pattern set on your phone – no stop at the default lock screen.
Your phone's own lock stays in place, so it's safe to use. First released on March 15, 2015, Good Lock has been built and run by a single independent developer for 11 years.
Downloading the Good Lock APK file lets you install the app directly, update it on your own schedule and keep a backup of the version that works best on your phone.
Key Features of Good Lock APK
- No account sign-up is required.
- The lock screen and Mini Home carry no ads; ads appear only on the settings pages.
- ※ Not affiliated with Samsung Electronics.
- This app only shares a name with Samsung's Good Lock (released in March 2016).
- ※ Works on Galaxy and non-Galaxy phones alike, regardless of manufacturer.
- ✨ Create Your Own Style: Aesthetic Phone Customization
Good Lock App Information
| App name | Good Lock : Custom Lock Screen |
| Package | com.sonjoon.goodlock |
| Category | Personalization |
| Developer | heyUp (Good Lock) |
| Latest version | 3.5.639 |
| Requires Android | 8.0 |
| Installs | 1,000,000+ |
| Rating | 3.1/5 from 3,761 ratings |
| Last updated | November 4, 2026 |
| Price | Free |
How to Download and Install Good Lock APK
- Scroll to the download button on this page and tap it to save the Good Lock APK file.
- Open Settings on your phone and allow installs from your browser or file manager when asked.
- Open the downloaded file and tap Install.
- Wait a few seconds, then tap Open to start Good Lock.
- Switch the unknown-sources permission back off to keep your phone protected.
What’s New in Good Lock 3.5.639
✨ Smoother screen motion. 🎬 Use your own videos and photos as wallpaper. 🖼️ Beautiful new wallpapers every week. 👆 Unlocking is now easier and simpler. 🎨 Refreshed video and photo filters. 🛡️ More stable with various bug fixes. The listing was last updated on November 4, 2026.
Tips for the Best Experience with Good Lock
- Keep at least 500 MB of free storage so Good Lock can install and update smoothly.
- Use a stable Wi-Fi connection when you download the file or open the app for the first time.
- Grant only the permissions that Good Lock really needs and review them from time to time.
- Restart your phone after a big update if the app feels slow or freezes.
Device compatibility
Good Lock works on phones and tablets running Android 8.0 or higher. Older devices may run it a little slower, so close background apps if you notice lag.
Is Good Lock APK Safe to Use?
Good Lock is the same app that is published on the official Google Play listing. Always download from a source you trust, keep your phone updated and scan files with a security app if you are unsure.
Looking for something similar? Browse our Personalization apps or discover more free Android apps.
Good Lock FAQ: Common Questions Answered
Is Good Lock APK free to download?
Yes. Good Lock is free to download and use. Some features may offer optional in-app purchases.
What is the latest version of Good Lock?
The latest version listed here is 3.5.639. It was last updated on November 4, 2026.
Which Android version does Good Lock need?
Good Lock needs Android 8.0 or newer to run properly.
How do I update Good Lock?
Come back to this page for the newest file, download it and install it over the old version. Your data stays in place.
Final Thoughts on Good Lock
If you want a reliable personalization app, Good Lock APK is worth installing. Use the button above to get version 3.5.639 and enjoy everything Good Lock has to offer.
