
Smallpdf
Adobe Acrobat DC
Sejda
PDF24
CloudConvert
TinyWow
TinyPNG
Premium online PDF tool set

Transparent Screen Lock
Windows BitLocker
XSecureLock
Premium Windows screen lock builder with advanced features - Save/Load configs, folder lock, website blocking, scheduled auto-start, UI themes, AES-256-GCM encryption. Professional screen locker for Windows.

Which is more popular?
Based on our record, iLovePDF seems to be more popular. It has been mentioned 32 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | ilovepdf.com | dev-offcode.com |
| Pricing | ||
| Platforms | — | |
| Company | — | Startup from Finland · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of iLovePDF yet.
Windows Screen Lock Builder Premium — the most advanced screen lock for Windows with professional features for complete control over your Windows security. This premium screen locker for Windows creates portable executables with advanced capabilities including folder protection, website blocking,...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
iLovePDF is recommended for students, professionals, and anyone who needs to manipulate PDF documents frequently. It's especially beneficial for those who need to perform quick edits without downloading additional software or for users who require a range of PDF-related services in one platform.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Cool Tool Review - ilovepdf
More videos
Screen lock showcase
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing iLovePDF and Dev-offcode Windows Screen Locker.
Dev-offcode Windows Screen Locker's answer:
There is no customers yet. Beacuse software launched 14/11/2025
Dev-offcode Windows Screen Locker's answer:
Tehcnologies: C#
Dev-offcode Windows Screen Locker's answer:
This is a very old project — I originally built the first version back in 2015 ( VBnet). I've decided to revive it and completely modernize it.
Dev-offcode Windows Screen Locker's answer:
Fully Customizable Lock Message You can set your own message that appears on the lock screen, making it useful for public computers, shared family PCs, or training kiosks.
Strong Security (AES-256-GCM Encryption) The generated executable encrypts the password with strong AES-256-GCM encryption, making it much harder to bypass or reverse-engineer.
Portable Executable The tool creates a portable .exe file that requires no installation, allowing you to run it from a USB drive or deploy it on multiple machines easily.
Offline Operation The lock screen works entirely offline, meaning it doesn’t depend on the internet or any cloud service, which increases privacy and reliability.
Control Over System Features You can disable Task Manager and block Command Prompt, reducing the risk that someone bypasses the lock by killing the process or using system tools.
Auto-Start and Auto-Close The lock screen can be configured to start automatically on system boot and close on a schedule, making it ideal for labs, kiosks, or shared computers where access is restricted to specific times.
Folder Locker, Program Locker, and File Locker in One Unlike other tools, this builder combines folder locking, program locking, and file locking all in the same application, giving you full control over what can be accessed.
Schedule Lock Screen Times You can set the exact time for when the lock screen starts and ends, which is a unique feature compared to competitors.
Ransomware / Malicious Message Protection The builder includes a blacklist to prevent malicious or ransom-style messages, reducing the risk of misuse.
Free Tier Available A free plan offers basic customization, encryption, portable exe, and auto-close timer, so you can try it without cost.
Dev-offcode Windows Screen Locker's answer:
Individuals or families who want to control PC usage or restrict access at specific times.
Educational institutions such as schools or training centers that use shared computers or kiosks.
Small businesses that need simple security for shared or public terminals without deploying full enterprise solutions.
IT enthusiasts or administrators looking for portable, offline, and customizable locking options for specific projects or setups.
Users seeking combined folder, program, and file locking in one tool, along with scheduling options for when the system can be accessed.
Essentially, the audience is anyone who values strong security, offline operation, and flexible customization for Windows systems, particularly in environments where multiple users share the same machine.
Dev-offcode Windows Screen Locker's answer:
Folder Locker, Program Locker, and File Locker in One Unlike other tools, this builder combines folder locking, program locking, and file locking all in the same application, giving you full control over what can be accessed.
Schedule Lock Screen Times You can set the exact time for when the lock screen starts and ends, which is a unique feature compared to competitors.
Ransomware / Malicious Message Protection The builder includes a blacklist to prevent malicious or ransom-style messages, reducing the risk of misuse.
Portable Executable The tool creates a portable .exe file that requires no installation, allowing you to run it from a USB drive or deploy it on multiple machines easily.
Share your experience with using iLovePDF and Dev-offcode Windows Screen Locker. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


It depends on the tool. Browser-based tools like Universal File Tools process your files entirely on your device — nothing is uploaded to any server. Tools like Smallpdf and ILovePDF upload your files to their servers...
Platforms like iLovePDF and Smallpdf are among the most popular choices. They do a decent job for simple PDFs, but I quickly realized a few issues:
When it comes to converting files to PDF, the options are plentiful, whether you’re looking for a free online tool or a robust desktop application. Tools like PDF Converter and iLovePDF are fantastic for quick,...
We have no reviews of Dev-offcode Windows Screen Locker yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Yeah you have to pay for it. You can use ilovepdf.com or something else if you want a free software to edit. Source: over 3 years ago
I use ilovepdf.com and it does the work pretty damn well. Source: over 3 years ago
The site ilovepdf.com did the job perfectly. Thank you once again, I didn't know about this site, but I'll use it from now on. Source: over 3 years ago
Tracking Dev-offcode Windows Screen Locker since Nov 2025.
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