Five NAS Recovery Tools Checked

Best NAS Data Recovery Software in 2026

Disk Drill is the easiest starting point for accessible NAS storage. Broken arrays or missing RAID metadata call for a more technical option.

By Clarkconnect Stories Editorial Team Published · Updated
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⚡ TL;DR · Quick answer

Disk Drill is the best overall NAS data recovery software for an accessible volume, disk image, or simpler software RAID. Choose UFS Explorer instead if the array itself needs detailed reconstruction.

★ Best overall
1

Disk Drill

9.1/10

Best for: Home users or small-office admins recovering files from an accessible NAS volume, disk image, or straightforward software RAID

  • The easiest interface in this shortlist
  • Strong file previews plus practical result filters
  • Creates byte-for-byte images before recovery work
  • Supports Windows plus macOS
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2

UFS Explorer RAID Recovery

8.9/10

Best for: Technical users reconstructing failed Synology, QNAP, Drobo, Buffalo, Btrfs RAID, RAID-Z, or Linux-based NAS storage

  • Excellent automatic RAID metadata detection
  • Manual RAID Builder for damaged or unusual layouts
  • Runs on Windows, macOS, plus Linux
  • Supports disk images plus bad-sector maps
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3

R-Studio

8.7/10

Best for: Experienced administrators who need RAID reconstruction, network recovery, disk imaging, plus broad filesystem coverage

  • Broad filesystem support across major desktop platforms
  • Advanced damaged-RAID reconstruction
  • Can recover from network-connected clients
  • Disk imaging plus S.M.A.R.T. monitoring included
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Best NAS Data Recovery Software Compared

This table compares RAID reconstruction, Linux filesystem support, pricing, plus overall suitability for NAS recovery. The scores are editorial judgments based on documented capabilities, workflow friction, license value, plus recovery safeguards rather than a claim that one recovery rate applies to every damaged array.

Tool RAID Builder Linux Filesystems Price Score
1. Disk Drill PICK ● No ● Yes $89 one-time 9.1/10
2. UFS Explorer RAID Recovery ● Yes ● Yes $149.95 one-time 8.9/10
3. R-Studio ● Yes ● Yes $79.99 one-time 8.7/10
4. DMDE ● Yes ● Yes $48 one-time 8.4/10
5. ReclaiMe File Recovery ● Yes ● Yes $199.95 one-time 8.1/10

The 5 Best NAS Data Recovery Software Tools, Reviewed

01

Disk Drill

Windows, macOS / CleverFiles

9.1/10

Disk Drill earned the top spot because it makes a stressful job unusually manageable. In our documentation-led NAS test matrix, it scored 9.4/10 for usability, with useful previews, file filters, scan-session saving, plus byte-for-byte disk imaging.

It is strongest when the NAS volume remains accessible, the member disks can be presented through the operating system, or you already have disk images to scan. It is less suitable for a badly broken proprietary array because it lacks the deep manual RAID-building controls found in UFS Explorer, R-Studio, or DMDE.

The free Windows edition can recover up to 100 MB. Larger recoveries require PRO, so use the preview stage to open several representative documents, photos, plus videos before buying.

Best forHome users or small-office admins recovering files from an accessible NAS volume, disk image, or straightforward software RAID

Standout featureA clean preview-first workflow makes large recovery scans easier to inspect before paying
Disk Drill Pros
  • The easiest interface in this shortlist
  • Strong file previews plus practical result filters
  • Creates byte-for-byte images before recovery work
  • Supports Windows plus macOS
  • Good fit for accessible NAS volumes or simpler software RAID cases
Disk Drill Cons
  • Not the best choice for manually rebuilding an unusual RAID layout
  • Free Windows recovery stops at 100 MB
  • Major-version upgrades may cost extra
Basic $0 Unlimited scanning plus previews; Windows recovery limited to 100 MB
PRO $89 Full personal recovery license; optional lifetime upgrades may cost extra
Disk Drill Review ↗ Download Disk Drill
Read our full Disk Drill review
02

UFS Explorer RAID Recovery

Windows, macOS, Linux / SysDev Laboratories

8.9/10

UFS Explorer RAID Recovery is the stronger choice once the problem shifts from deleted files to a broken array. It recognizes common NAS layouts from 50-plus vendors, with support for RAID 0, 1, 5, 6, 10, 50, Synology Hybrid RAID, Btrfs RAID, RAID-Z, plus Drobo BeyondRAID.

Its technical depth earned 9.7/10 for array reconstruction in our feature matrix. The tradeoff is a denser interface. A wrong disk order, stripe size, or parity rotation can still produce plausible folders containing corrupt files, so previews matter.

Best forTechnical users reconstructing failed Synology, QNAP, Drobo, Buffalo, Btrfs RAID, RAID-Z, or Linux-based NAS storage

Standout featureInteractive RAID Builder handles missing metadata, custom layouts, plus bad-sector maps
UFS Explorer RAID Recovery Pros
  • Excellent automatic RAID metadata detection
  • Manual RAID Builder for damaged or unusual layouts
  • Runs on Windows, macOS, plus Linux
  • Supports disk images plus bad-sector maps
  • Perpetual per-platform license
UFS Explorer RAID Recovery Cons
  • Noticeably harder to learn than Disk Drill
  • Personal license costs more than most general recovery apps
  • License covers one operating-system platform
Trial $0 Full scanning plus RAID assembly; saves files up to 768 KB each
Personal $149.95 Perpetual license for one operating-system platform
Get UFS Explorer
03

R-Studio

Windows, macOS, Linux / R-Tools Technology

8.7/10

R-Studio covers an unusually broad mix of NAS-relevant filesystems, including Ext2/3/4, XFS, UFS, Btrfs, APFS, HFS+, NTFS, ReFS, plus exFAT. Its virtual RAID tools support automatic parameter detection as well as custom layouts.

It received 9.1/10 for technical control in our comparison. Scan results expose plenty of detail, though the interface assumes you already understand partitions, offsets, images, plus RAID geometry. That makes it powerful for an IT desk but less comfortable for a first recovery attempt.

Best forExperienced administrators who need RAID reconstruction, network recovery, disk imaging, plus broad filesystem coverage

Standout featureAdvanced virtual RAID controls sit beside remote recovery plus a built-in hex viewer
R-Studio Pros
  • Broad filesystem support across major desktop platforms
  • Advanced damaged-RAID reconstruction
  • Can recover from network-connected clients
  • Disk imaging plus S.M.A.R.T. monitoring included
  • Strong value for a permanent license
R-Studio Cons
  • Busy interface with technical terminology
  • Demo recovery has strict file-size limits
  • One platform license may not suit a mixed-OS workshop
Demo $0 Scan plus preview; recovery is limited by supported file-size rules
R-Studio $79.99 Permanent single-platform license for personal or internal business use
Corporate $179.99 Adds licensing for remote recovery workflows
Visit R-Studio
04

DMDE

Windows, macOS, Linux, DOS / Dmitry Sidorov

8.4/10

DMDE packs a RAID constructor, disk editor, partition tools, cloning, plus filesystem reconstruction into a tiny portable application. It supports RAID 0, 1, 4, 5, 6, JBOD, custom striping, plus delayed parity.

The free edition can recover up to 4,000 files from one selected directory per request, with no stated limit on repeated requests. That is useful for testing, though restoring a large nested NAS tree becomes tedious. DMDE scored 9.6/10 for price-to-control but only 6.5/10 for approachability.

Best forBudget-conscious technical users willing to configure a virtual RAID manually

Standout featureIts low-cost RAID constructor supports custom striping, delayed parity, missing members, plus automatic layout calculation
DMDE Pros
  • Exceptional RAID capability for the price
  • Useful free recovery allowance
  • Portable application needs no conventional installation
  • Supports Ext, Btrfs, APFS, HFS+, ReFS, plus NTFS
  • Disk cloning includes I/O error handling
DMDE Cons
  • Interface can confuse first-time users
  • A wrong virtual RAID layout may yield misleading results
  • Free recovery is awkward for large nested folder trees
Free $0 Up to 4,000 files from a selected directory per request
Express $20 One-year personal license for one operating-system family
Standard $48 Perpetual one-platform license with bulk folder recovery
Professional $95 Perpetual one-platform license for client recovery work
Open DMDE
05

ReclaiMe File Recovery

Windows / ReclaiMe

8.1/10

ReclaiMe takes a split-tool approach. ReclaiMe File Recovery scans the filesystem, while Free RAID Recovery identifies parameters for common RAID 0, 5, 6, 0+1, plus 1+0 layouts. Detected settings can be passed into the main recovery application.

Its support for Ext2/3/4, XFS, plus Btrfs makes the Ultimate tier relevant to Synology, QNAP, NETGEAR, Buffalo, TerraMaster, plus similar appliances. It scored 8.8/10 for guided setup. Windows-only operation is the main catch.

Best forWindows users recovering a home or small-business NAS with Ext, XFS, or Btrfs storage

Standout featureA companion free RAID utility can detect disk order, block size, offsets, plus parity rotation
ReclaiMe File Recovery Pros
  • Clear workflow for common NAS failures
  • Free companion tool detects many RAID parameters
  • Supports major Linux NAS filesystems in Ultimate
  • Can preview files before activation
  • Useful guidance for several NAS brands
ReclaiMe File Recovery Cons
  • Runs only on Windows
  • NAS filesystem support requires the Ultimate tier
  • Some unusual or enterprise arrays need ReclaiMe Pro
Free RAID Recovery $0 Finds common RAID parameters; a paid file-recovery license is needed to save recovered NAS data
Ultimate $199.95 Includes Linux filesystems plus home and small-business NAS support
Try ReclaiMe

How We Evaluated NAS Data Recovery Software

We built a documentation-led test matrix around five jobs: opening disk images, recognizing Linux NAS filesystems, reconstructing common RAID layouts, previewing files, plus saving results away from the source. Scores also considered pricing clarity, platform support, trial restrictions, plus the risk of a novice selecting an unsafe operation.

No single recovery percentage can honestly describe every NAS failure. Results change with drive condition, overwrite activity, filesystem damage, RAID level, missing members, encryption, plus whether the original metadata survives. Our scores reflect capability plus workflow, not a promised recovery rate.

How to Choose NAS Data Recovery Software for Your Failure

Start by separating filesystem loss from array failure. If the NAS still mounts but files were deleted, a simpler scanning tool may be enough. If the appliance cannot assemble the storage pool, you need virtual RAID reconstruction with controls for member order, stripe size, offsets, parity rotation, plus missing disks.

Check filesystem support before paying. Many NAS boxes use Ext4, Btrfs, or XFS beneath a friendly web interface. ZFS, RAID-Z, Synology Hybrid RAID, Drobo BeyondRAID, encrypted volumes, plus thin-provisioned LUNs narrow the shortlist quickly.

Common NAS Data Recovery Mistakes That Reduce Your Odds

Do not let the NAS initialize an unknown disk or begin an automatic rebuild until you understand the failure. Keep a written record of which drive came from each bay. A phone photo taken before removal is better than trusting memory after four identical disks are sitting on a desk.

A failing member should be imaged with a tool designed to handle read errors. Repeated full scans against unstable hardware can make the drive worse. Recover files to separate storage with enough free capacity, never to the original NAS pool.

Which NAS Data Recovery Tool Should You Use?

Disk Drill earned first place because its previews, scan controls, disk imaging, plus straightforward interface make common NAS recovery jobs less intimidating. It is a sensible first scan for an accessible volume or a clean disk image.

Move to UFS Explorer or R-Studio if RAID metadata is damaged. DMDE offers remarkable value for users who understand array geometry, while ReclaiMe gives Windows users a more guided route through common home-NAS layouts.

Top pick Disk Drill
Image every readable member disk first, label its bay position, then compare previews from two tools before paying or copying recovered data.

NAS Data Recovery Software Questions

Can NAS data recovery software recover files over the network?
Sometimes. Network scanning can help when the NAS still mounts plus exposes the affected volume. A failed array usually requires removing the member disks, imaging them, then reconstructing the storage virtually on another computer.
Is Disk Drill good for NAS data recovery?
Disk Drill is a good first choice for accessible NAS volumes, mounted software RAID, or images of member disks. It is less capable than UFS Explorer, R-Studio, or DMDE when you must manually define a damaged RAID layout.
Can I install recovery software directly on my NAS?
Usually not, plus doing so may overwrite recoverable data. Install the tool on a separate Windows, macOS, or Linux workstation. Attach disk images or the labeled member drives there.
Should I rebuild the RAID before recovering files?
Not by default. A rebuild writes data across the array, which can make a mistaken disk order or stale member far more damaging. Create images first, then perform a read-only virtual reconstruction.
Can software recover a NAS with two failed disks?
It depends on the RAID level plus each disk's physical condition. RAID 6 may tolerate two missing members. RAID 5 normally cannot. A specialist may still combine partial reads from failing drives, though DIY scans are risky.
Does RAID count as a backup?
No. RAID can keep a system running after certain disk failures, but it does not protect against deletion, malware, theft, fire, controller errors, or a bad rebuild. Keep a separate versioned backup.
Which filesystems matter for NAS recovery?
Ext4, Btrfs, XFS, ZFS, plus older Ext variants are common on NAS systems. Check the exact filesystem used by your model because a tool that recognizes the RAID may still be unable to parse its volume.
Can these tools recover a Synology NAS?
Several can. UFS Explorer is particularly capable with Synology Hybrid RAID plus Btrfs. R-Studio, DMDE, ReclaiMe Ultimate, plus Disk Drill may handle simpler Synology layouts depending on how the volume is presented.
Can these tools recover a QNAP NAS?
Yes, in many conventional RAID, Ext, or Btrfs cases. Newer QNAP systems using ZFS, Qtier, snapshots, encryption, or unusual LUN arrangements may require a specialist tool or professional service.
What is virtual RAID reconstruction?
The software combines member drives or images in memory without rebuilding the physical array. It applies the expected disk order, stripe size, offsets, plus parity rules so the filesystem can be scanned safely.
Why should I create disk images first?
Images preserve the current state of each member, reduce repeated reads from unstable hardware, plus let you test multiple layouts without touching the original disks. Store every image on healthy, separate media.
Can I recover data from an encrypted NAS?
Only if the tool supports the encryption method plus you have the required password, key file, or recovery key. RAID reconstruction alone cannot bypass strong volume encryption.
Is free NAS recovery software enough?
DMDE's free edition can save many files in limited batches. Other trials mainly scan, preview, or save tiny files. Free tools are useful for verifying a layout, though a large folder tree often needs a paid license.
How much spare storage do I need?
Plan for space equal to every member-disk image plus the recovered data. A four-disk NAS can require far more temporary capacity than its usable volume suggests, especially if you preserve multiple scan results.
Can SSD-based NAS data be recovered?
Possibly, but SSD garbage collection plus TRIM can erase deleted blocks quickly. Stop all NAS activity immediately. Logical recovery remains possible after filesystem or array damage when the underlying blocks are still readable.
What if one NAS drive makes clicking noises?
Power it down. Clicking, repeated spin-up, or disappearance from the computer points to physical trouble. Software cannot repair damaged heads or media, plus repeated attempts may reduce what a lab can recover.
Can I use USB adapters for all NAS member drives?
Powered USB-to-SATA adapters can work for healthy disks, though direct SATA connections are usually more stable. Avoid docks that alter sector size, disconnect under load, or hide drive health information.
Why do recovered folders look correct while files will not open?
The software may have found valid directory metadata using the wrong RAID geometry. Incorrect member order, stripe size, offset, or parity rotation can create believable names while assembling the underlying file blocks incorrectly.
How do I verify a recovery before buying software?
Preview several large photos, videos, PDFs, archives, plus database files from different folders. Small text files are weak tests because they may fit inside one stripe or metadata record.
When should I stop DIY NAS recovery?
Stop if a disk has physical symptoms, more members failed than the RAID can tolerate, the volume is business-critical, or you lack enough storage for images. Also stop if the array uses unfamiliar encryption or proprietary layouts.
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