
SEMRush
Ahrefs
Moz
SE Ranking
SEO PowerSuite
Majestic
Surfer SEO
Serpstat is the Swiss army knife for automating SEO processes. With a suite of powerful modules, you can track your performance, analyze your competitors, research keywords and backlinks, audit your website, and so much more.

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, Serpstat seems to be more popular. It has been mentioned 5 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | serpstat.com | dev-offcode.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Ukraine · 50 - 99 employees · 2015 | Startup from Finland · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


Dive deep into keyword research with Serpstat's keyword database, now bigger than ever with global coverage across 230 regions. Uncover the most valuable keywords for your business, understand search intent, and optimize your content strategy
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
Serpstat is recommended for digital marketers, SEO professionals, content creators, and businesses of all sizes looking for a comprehensive yet affordable SEO tool to enhance their online presence and gain insights into their competitors.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
What is Serpstat?
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 Serpstat and Dev-offcode Windows Screen Locker.
Serpstat's answer
The AI-powered features for content optimization and generation are particularly noteworthy, as they go beyond traditional SEO tools to assist with content creation and enhancement.
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.
Serpstat's answer
With its focus on AI and continuous innovation, choosing Serpstat positions users to take advantage of emerging trends in digital marketing.
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.
Serpstat's answer
Serpstat's primary audience includes digital marketers, agencies, in-house marketing teams, freelancers, content creators, and businesses looking to improve online visibility.
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:
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.
Share your experience with using Serpstat 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.


Serpstat is an affordable SEO tool with a one-week free trial. The only difference is that, unlike Moz, Serpstat doesn’t have a free version, so you’ll need to pick a paid plan once the trial is over.
Serpstat offers a balanced approach to SEO, blending competitive analysis with a user-friendly interface, making it suitable for users who want to combine keyword research with site audits and content strategies. Its...
Serpstat provides advanced tools for users looking to perform detailed SEO analysis and competitor research. Its extensive features make it ideal for those who need comprehensive insights into their website’s...
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.


SERPstat: Provides a range of SEO features, including keyword research, competitor analysis, rank tracking, site audit, backlink analysis, and more. Source: about 3 years ago
Https://raventools.com - used it waaay back, since been acquired by TapClicks -not sure if that's a good thing or a bad thing Https://serpstat.com - see this one get mentioned quite a bit; never used tho Https://www.link-assistant.com... Source: over 3 years ago
Serpstat - A comprehensive SEO tool that offers keyword research, rank tracking, site audit, and backlink analysis. Pricing starts at AUD $103.20/month. Link: https://serpstat.com/. Source: over 3 years ago
Tracking Dev-offcode Windows Screen Locker since Nov 2025.
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Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!
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This topic provides a high-level overview of BitLocker, including a list of system requirements, practical applications, and deprecated features.
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Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
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XSecureLock is an X11 screen lock utility designed with the primary goal of security.
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