Best HDAT2 Alternatives in 2026
The top HDAT2 alternatives are DiskMaster, Hard Disk Sentinel and smartmontools: 15 disk diagnostic software our editors would look at instead of HDAT2, in our ranking order.
HDAT2: A free bootable toolkit for low-level storage testing, repair, and inspection. Where it falls short: the main program requires real DOS and boot media.
Switching from HDAT2? For most disk diagnostic software buyers the best HDAT2 alternative is DiskMaster, built for cross-platform monitoring and diagnostics.
Why People Look for an HDAT2 Alternative
- The main program requires real DOS and boot media
- Windows downloads are demo versions rather than the main program
- Some SMART functions depend on compatible ATA, SATA, SCSI, or NVMe drives
Quick Picks by What You Need
- Best overallDiskMaster9.4
Cross-platform monitoring and diagnostics
Visit DiskMaster - Best free optionDiskMaster9.4
Has a free plan
Visit DiskMaster
All 15 HDAT2 Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forCross-platform monitoring and diagnostics
- Better than HDAT2:
- Editor score 9.4 vs 8.1
A free, open-source diagnostic suite for monitoring and investigating drive health.
9.4/10★★★★★Visit DiskMaster -
Best forFeature-rich Windows and Linux monitoring
- Better than HDAT2:
- Editor score 9.2 vs 8.1
A broad disk-monitoring suite with free access and paid features for deeper diagnostics and management.
9.2/10★★★★★Visit site -
Best forOpen-source SMART monitoring across platforms
- Better than HDAT2:
- Editor score 9.0 vs 8.1
A free, cross-platform SMART toolkit for technically proficient administrators.
9.0/10★★★★☆Visit smartmontools -
Best forGraphical SMART diagnostics across desktops
- Better than HDAT2:
- Editor score 8.7 vs 8.1
Free, open-source SMART diagnostics for supported desktop drives.
8.7/10★★★★☆Visit GSmartControl -
Best forFree Windows surface and SMART testing
- Better than HDAT2:
- Editor score 8.4 vs 8.1
A capable free Windows utility for surface scans, SMART analysis and drive maintenance.
- Read/write testing
- Surface scan
- SMART tests
8.4/10★★★★☆Visit Victoria -
Best forWindows monitoring with recovery features
- Better than HDAT2:
- Editor score 8.3 vs 8.1
A Windows-focused disk monitor that adds recovery, alerts, and remote management.
8.3/10★★★★☆Visit StableBit -
Best forFree technical Windows diagnostics
A free Windows diagnostic utility with SMART analysis, surface tests, reports, and monitoring.
8.0/10★★★★☆Visit HDDScan -
Best forFree SSD and SMART health monitoring
A free, open-source Windows monitor with detailed SMART and SSD wear reporting.
7.9/10★★★★☆Try CrystalDiskInfo -
Best forFree personal SMART monitoring
A focused, free Windows tool for SMART monitoring and drive self-tests.
7.8/10★★★★☆Visit PassMark -
Best forWindows storage benchmarking and testing
A broad Windows toolkit for testing, monitoring, scanning, and erasing storage devices.
7.7/10★★★★☆Visit HD Tune Pro -
Best forFree Windows SMART monitoring
A focused free Windows utility for SMART monitoring and disk-health alerts.
7.6/10★★★★☆Visit site -
Best forWindows and macOS health monitoring
A broad free toolkit for monitoring, scanning, reporting, and cloning drives.
7.5/10★★★★☆Visit Stellar -
Best forMac users needing polished drive monitoring
A focused macOS drive monitor with SMART, SSD wear, alerts, and self-tests.
7.4/10★★★★☆Visit DriveDx -
Best forSimple free bad-sector scanning
A focused, portable scanner for locating and visualizing bad sectors.
- Surface scan
- Bad-sector scan
7.3/10★★★★☆Visit Ariolic -
Best forFree Windows bad-sector scanning
A focused Windows utility for scanning disks and recording bad-sector findings.
- Surface scan
- Bad-sector scan
7.2/10★★★★☆Visit Macrorit
HDAT2 Alternatives: Common Questions
What is the best alternative to HDAT2?
DiskMaster: #1 in our Disk Diagnostic Software ranking, with an editor score of 9.4 out of 10. A free, open-source diagnostic suite for monitoring and investigating drive health.
Is there a free alternative to HDAT2?
Yes. DiskMaster, smartmontools, GSmartControl, Victoria HDD/SSD and HDDScan have a free plan or a free tier (11 of the 15 alternatives on this page).
Why do people look for HDAT2 alternatives?
The main program requires real DOS and boot media; Windows downloads are demo versions rather than the main program; Some SMART functions depend on compatible ATA, SATA, SCSI, or NVMe drives.
How do I switch from HDAT2?
Export your data from HDAT2 (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel HDAT2.
How to Switch from HDAT2
- Export your data from HDAT2 (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel HDAT2.
HDAT2 vs Each Alternative
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 7 | HDAT2 | Yes | Free | 8.1 |
| 1 | DiskMaster | Yes | Free | 9.4 |
| 2 | Hard Disk Sentinel | No | $22/device one-time | 9.2 |
| 3 | smartmontools | Yes | Free | 9.0 |
| 4 | GSmartControl | Yes | Free | 8.7 |
| 5 | Victoria HDD/SSD | Yes | Free | 8.4 |
| 6 | StableBit Scanner | No | $29.95/device one-time | 8.3 |
| 7 | HDDScan | Yes | Free | 8.0 |
| 8 | CrystalDiskInfo | Yes | Free | 7.9 |
| 9 | PassMark DiskCheckup | Yes | Free | 7.8 |
| 10 | HD Tune Pro | No | $29.95/user one-time | 7.7 |
| 11 | Active@ Hard Disk Monitor | Yes | 7.6 | |
| 12 | Stellar Drive Monitor | Yes | 7.5 | |
| 13 | DriveDx | No | $24.99 one-time | 7.4 |
| 14 | Ariolic Disk Scanner | Yes | Free | 7.3 |
| 15 | Macrorit Disk Scanner | Yes | 7.2 |
Head-to-Head
- HDAT2 vs DiskMaster
- HDAT2 vs Hard Disk Sentinel
- HDAT2 vs smartmontools
- HDAT2 vs GSmartControl
- HDAT2 vs Victoria HDD/SSD
- HDAT2 vs StableBit Scanner
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update