AppCheck

AppCheck is an anti-ransomware product intended to detect attacks, block them, and recover protected files if they are damaged. Its CARB engine uses context-aware behavior detection; the maker says it detects more than 3,000 new or variant ransomware attacks. The Shelter feature temporarily backs up protected files for restoration. AppCheck Pro adds ghost and smart detection, protection for network drives and SMB shared folders, and scheduled backups to external disks or NAS. The maker says AppCheck works with common antivirus products and can back up to local disks or network drives. Windows desktop support covers Windows 7 SP1, 8, 8.1, 10, and 11 in 32-bit and 64-bit editions. AppCheck Pro for Linux Server is listed for CentOS 6 or later, Red Hat Enterprise Linux 6 or later, Rocky 8 or later, and Ubuntu 14.04 LTS through 24.04 LTS. The free license is for individual users; Pro is for personal or corporate use. Listed packages include AppCheck Pro for one PC for one year at $24.99 a year, three PCs for one year at $34.99 a year, and five PCs for one year at $49.99 a year. A 15-day trial is listed for AppCheck Pro for Windows Server.

AppCheck combines behavior-based detection with a temporary file backup and recovery feature. The free license is limited to individuals; Pro adds protections and backup options for personal or corporate use.

The free AppCheck license is for individual users. AppCheck Pro is listed for personal or corporate use, including Windows desktop and supported Linux Server environments.

AppCheck is ransomware-focused software for Windows users and Linux server administrators who want protection centered on detecting and recovering from ransomware. It is most compelling for individuals who need a free Windows option or Pro buyers who need shared-folder safeguards and scheduled backups; it is not a broad security suite.

Overview

AppCheck pairs CARB, a context-aware engine that detects ransomware behavior, with Shelter, which temporarily backs up protected files for recovery if they are damaged. That combination gives users a response if prevention fails, while compatibility with common antivirus products lets AppCheck complement other protection. CheckMAL says CARB detects more than 3,000 new or variant ransomware attacks, a stated capability rather than a guarantee against every attack.

Key features

• Behavior-based detection: CARB looks for ransomware behavior in context. That focus is relevant to users worried about new or variant attacks, but AppCheck’s stated purpose is ransomware protection, not general-purpose security.
• Temporary file backup and recovery: Shelter backs up protected files temporarily and can restore them when damaged. The recovery layer matters if an attack gets through, though the product description does not establish a replacement for a separate backup strategy.
• Pro protections and backup: Pro adds ghost and smart detection, protection for network drives and SMB shared folders, and scheduled backup to external disks or NAS. Those additions are more useful to users with shared storage or a planned backup routine than to individuals seeking only the free license.
• Antivirus compatibility: AppCheck can work alongside common antivirus products, making it a potential ransomware-specific complement rather than a reason to discard existing antivirus coverage.

Pricing

The free AppCheck plan costs nothing and is limited to individual users. A 15-day trial is offered; AppCheck Pro for Windows Server also has a 15-day trial. Paid Pro licenses are for personal or corporate use, and the listed PC plans are billed as follows:

• 1 PC / 1 year: $24.99 a year, billed 1 year.
• 3 PC / 1 year: $34.99 a year, billed 1 year.
• 1 PC / 2 years: $39.99 a year, billed 2 years.
• 5 PC / 1 year: $49.99 a year, billed 1 year.
• 3 PC / 2 years: $59.99 a year, billed 2 years.
• 5 PC / 2 years: $89.99 a year, billed 2 years.

The 1-PC plan is the lowest-cost paid entry, while 3- and 5-PC licenses spread coverage across more computers. Two-year terms require a longer commitment; the per-year amounts should not obscure that billing covers two years. The listed plans are PC licenses, while Linux Server editions are also offered without a listed price. Pro includes premium technical support by phone and remote support.

Platforms

AppCheck and AppCheck Pro support Windows 7 SP1, 8, 8.1, 10, and 11 in 32-bit and 64-bit editions. Pro for Linux Server supports CentOS 6 or later, Red Hat Enterprise Linux 6 or later, Rocky 8 or later, and Ubuntu 14.04 LTS through 24.04 LTS. The listed desktop support is Windows; Linux coverage applies to the server edition.

Who it's for

AppCheck is a reasonable fit for Windows individuals who want ransomware-focused detection and file recovery without paying for the basic license. Pro is better suited to people or organizations that need protection for network drives or SMB shared folders, scheduled backups to external disks or NAS, or premium technical support. Linux server administrators should consider Pro’s server edition and its listed distribution support. Readers looking for broad platform coverage on desktop should look elsewhere.

Pros and cons

• Pros: CARB behavior detection and Shelter recovery address both attack detection and damaged-file restoration.
• Pros: Pro’s shared-folder protection and scheduled backup target practical needs for users with network storage.
• Pros: A free individual license and multi-PC Pro plans give home users a path from one computer to several.
• Cons: The free license is restricted to individual users, so organizations need a paid plan.
• Cons: Network drive and SMB shared-folder protection and scheduled external or NAS backups are Pro features, not part of the basic proposition.
• Cons: Desktop support is listed for Windows, limiting its fit for people seeking cross-platform desktop protection.

Alternatives

For a broader ransomware software shortlist, see Ransomware Protection Software. Choose Sangfor EasyConnect if its paid offering and Android, iOS, Linux, macOS, web, and Windows platform range better match your needs; its pricing is custom pricing. Malwarebytes Ransomware Protection is another freemium option across Android, iOS, macOS, and Windows, but has no free plan. ManageEngine Ransomware Protection Plus may suit endpoint-focused buyers: its Free Edition is free for up to 25 endpoints, though that tier is limited to ML/behavior-based features.

NeuShield Ransomware Protection offers a free edition and a $24.99 a year single-device license, and supports web and Windows. RackTop BrickStor SP is a paid platform with Linux, self-hosted, web, and API coverage, including a 90-day evaluation with two VMs in its Jumpstart program. AEGIS has a free open-source tier covering 20 nodes, 100 assets, and 3 users, with a custom-priced Enterprise option. Kaspersky Anti-Ransomware Tool is a free Windows alternative with business and home editions. Check Point External Risk Management is a paid option spanning API, extension, Linux, macOS, web, and Windows.

Verdict

Choose AppCheck if you want Windows-focused ransomware detection paired with a file-recovery layer, or need Pro’s shared-folder protection and scheduled backups. Its free individual license makes it an approachable starting point, but organizations must pay for Pro and users seeking wide desktop platform coverage should choose another product.