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S3Drive alternatives: 6 apps ranked by verified data

Facts checked Nov 1, 2026AppBreakup editorialHow we rank

Common reasons people leave S3Drive: the client is closed source, and drive mount, full sync modes and background backup need a paid licence. We ranked 6 alternatives by how directly each one replaces S3Drive, then by reviews, real visits and how recently each app's facts were checked against its own website. Cryptomator currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Cryptomator logoCryptomatorOpen sourceYesWindows, macOS, Linux +23 of 368.8
2rclone logorcloneOpen sourceYesWindows, macOS, Linux +13 of 364.8
3Cyberduck logoCyberduckOpen sourceYesmacOS, Windows3 of 349.0
  1. Cryptomator logo

    1. CryptomatorTop pick

    Best for: People who want to keep their current cloud but encrypt what goes into it

    Open sourceWindows, macOS, Linux, iOS, Android

    68.8

    score / 100

    Why switch from S3Drive

    Open-source client-side encryption for any cloud drive folder, with free desktop apps.

    Pros

    • Works with any cloud storage folder
    • Encrypts filenames as well as contents
    • Free, open-source desktop app

    Cons

    • Mobile apps are paid
    • Sharing vaults with others is awkward without Hub
    • Forgotten passwords cannot be recovered
    Visit Cryptomator Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Cryptomator a good S3Drive alternative?

    Verified facts

    3 of 3 verified
    Price
    Free and open source
    Checked Oct 29, 2026cryptomator.org(opens source in a new tab)
    Encryption
    AES-256, files and filenames
    Checked Oct 29, 2026cryptomator.org(opens source in a new tab)
    Teams
    Cryptomator Hub with free trial
    Checked Oct 29, 2026cryptomator.org(opens source in a new tab)
  2. rclone logo

    2. rclone

    Best for: Power users moving or syncing data between cloud providers

    Open sourceSelf-hostableWindows, macOS, Linux, Self-hosted

    64.8

    score / 100

    Why switch from S3Drive

    Free open-source command-line tool behind S3Drive's encryption, with mount and sync for 70+ back-ends.

    Pros

    • Supports 70+ storage providers
    • Mount any cloud as a local drive
    • Optional client-side encryption layer

    Cons

    • Command line first, with a learning curve
    • Not a storage service itself
    • Mounts can be slow without careful caching settings
    Visit rclone Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is rclone a good S3Drive alternative?

    Verified facts

    3 of 3 verified
    Supported providers
    Over 70
    Checked Oct 29, 2026rclone.org(opens source in a new tab)
    Interface
    Command line
    Checked Oct 29, 2026rclone.org(opens source in a new tab)
    Commands
    rsync, cp, mv, mount and more equivalents
    Checked Oct 29, 2026rclone.org(opens source in a new tab)
  3. Cyberduck logo

    3. Cyberduck

    Best for: Developers and designers who move files between many servers and cloud storage services

    Open sourcemacOS, Windows

    49.0

    score / 100

    Why switch from S3Drive

    Free open-source S3, SFTP and WebDAV browser for desktop, with optional Cryptomator vaults.

    Pros

    • Covers FTP, SFTP, WebDAV, S3 and major cloud drives in one app
    • Cryptomator client-side encryption built in
    • Free and open-source

    Cons

    • No Linux GUI version
    • Donation prompt unless you buy a key
    • Mounting as a drive needs the separate paid Mountain Duck
    Visit Cyberduck Details and reviews
    How this score is calculated
    Editorial fit ×0.334
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Cyberduck a good S3Drive alternative?

    Verified facts

    3 of 3 verified
    License
    GPL-3.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Protocols and services
    FTP, SFTP, WebDAV, S3, B2, Azure, OneDrive, Google Drive, Dropbox
    Checked Oct 29, 2026cyberduck.io(opens source in a new tab)
    Client-side encryption
    Cryptomator vaults
    Checked Oct 29, 2026cyberduck.io(opens source in a new tab)

The best S3Drive alternative for…

The highest-ranked app in this list for each need.

Cryptomator logo

Best S3Drive alternative for most people

Cryptomator

Open-source client-side encryption for any cloud drive folder, with free desktop apps.

rclone logo

Best S3Drive alternative for a free option

rclone

Free open-source command-line tool behind S3Drive's encryption, with mount and sync for 70+ back-ends.

Filen logo

Best S3Drive alternative for a free plan you can upgrade

Filen

Zero-knowledge encrypted cloud storage where the provider supplies the storage for you.

Cyberduck logo

Best S3Drive alternative for open source

Cyberduck

Free open-source S3, SFTP and WebDAV browser for desktop, with optional Cryptomator vaults.

rclone logo

Best S3Drive alternative for self-hosting

rclone

Free open-source command-line tool behind S3Drive's encryption, with mount and sync for 70+ back-ends.

Internxt logo

Best S3Drive alternative for Mac

Internxt

Encrypted all-in-one cloud drive with its own storage plans and open-source clients.

Proton Drive logo

Best S3Drive alternative for Windows

Proton Drive

End-to-end encrypted drive from Proton, simpler if you don't want to manage buckets.

Cryptomator logo

Best S3Drive alternative for Linux

Cryptomator

Open-source client-side encryption for any cloud drive folder, with free desktop apps.

Cryptomator logo

Best S3Drive alternative for iPhone and Android

Cryptomator

Open-source client-side encryption for any cloud drive folder, with free desktop apps.

Filen logo

Best S3Drive alternative for working in the browser

Filen

Zero-knowledge encrypted cloud storage where the provider supplies the storage for you.

S3Drive alternatives: common questions

What is the best alternative to S3Drive?

Cryptomator ranks first right now. Open-source client-side encryption for any cloud drive folder, with free desktop apps. rclone and Filen follow it in our ranking.

Is there a free alternative to S3Drive?

Yes. Cryptomator (open source), rclone (open source), Filen (free plan + paid) and Internxt (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to S3Drive?

Yes: Cryptomator, rclone and Cyberduck. rclone can also be self-hosted.

Which S3Drive alternatives work on Linux?

Cryptomator, rclone, Filen and Internxt run on Linux.

Why do people switch from S3Drive?

The complaints we hear most: the client is closed source; drive mount, full sync modes and background backup need a paid licence; you have to set up and pay for storage separately unless you buy theirs.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces S3Drive, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.