Synchronizing Files and Folders

Cloudiness

Dropbox-Sync

2025-04-18

Dropsync: Autosync for Dropbox (4.8@40,568) Ǥ 18 3 / Dropsync PRO Key (4.7@5,314; ~EUR 7.00) Ǥ 1 $Contains no trackers known to us \o/$
Dropbox: Secure Cloud Storage (4.2@2,315,420) Ǥ 22 4

Sync with Mega

2025-04-18

Autosync for MEGA - MegaSync (4.5@4,781) Ǥ 20 3

Sync with Box

2025-04-12

Autosync for Box - BoxSync (4.5@1,276) Ǥ 20 3
Box (4.4@207,558) Ǥ 27 6

Sync with Google Drive

2025-04-12

Autosync for Google Drive (4.6@48,592) Ǥ 20 4
Google Drive (4.2@10,454,107) Ǥ 33 $Contains no trackers known to us \o/$
Drive Syncrypt (4@90) Ǥ 12 1 LastUpdate: 2018-03-15 with optional encryption (AES 256)
Gallery Drive Sync (3.9@2,270) Ǥ 11 3 LastUpdate: 2017-06-13
Remote File Manager (3.8@283) Ǥ 10 3
GDriveSync (3.5@928) Ǥ 14 3 LastUpdate: 2018-03-11

Various Cloud Syncers

2025-04-18

JioAICloud (5@100,512) Ǥ 39 8
Files.fm cloud storage and backup (5@401) Ǥ 12 4 LastUpdate: 2021-12-03 Files.fm
Cloudike (5@60) Ǥ 31 5
OneSync: Autosync for OneDrive (4.7@18,400) Ǥ 21 4
Microsoft OneDrive (4.5@6,156,601) Ǥ 32 2
Yandex Disk—file cloud storage (4.5@487,576) Ǥ 34 6 Wikipedia (EN)
SanDisk Memory Zone (4.5@164,877) Ǥ 25 6 SugarSync, Box, Picasa, Dropbox, Google Docs, SkyDrive, Facebook (FAQ)
pCloud: Cloud Storage (4.5@82,626) Ǥ 18 2
PhotoSync – Transfer Photos (4.5@18,872) Ǥ 23 5 / PhotoSync Bundle Add-On (4.8@3,510; ~EUR 6.00) 0 $Contains no trackers known to us \o/$ between phones, tablets and computers/NAS; instantly, on WiFi, or on a specified location
GMX Cloud (4.4@9,810) Ǥ 21 1
Cozy Drive (4.4@1,124) 6 $Contains no trackers known to us \o/$ LastUpdate: 2022-11-04 cloud storage or self-hosted
CloudMAX (4.3@5,365) Ǥ 25 3
Copy (4.2@16,908) Ǥ 10 LastUpdate: 2016-01-20
Degoo: 20 GB Cloud Storage (4.1@918,619) Ǥ 25 12
4Sync (4.1@23,851) Ǥ 28 7 LastUpdate: 2022-05-20
Tresorit (4.1@4,613) 14 1 Vorstellung 3/2020
MediaFire (3.8@105,171) 8 1 LastUpdate: 2023-10-03
IDrive Online Backup (3.8@16,524) Ǥ 30 7
Upvise (3.8@391) Ǥ 33 1 Almost an Office-Suite for small businesses
BucketAnywhere for S3 (3.8@284) Ǥ 11 1 / BucketAnywherePro for S3 (3.7@51; ~EUR 4.75) Ǥ 8 $Contains no trackers known to us \o/$
EasySync (3.8@6; ~EUR 3.00) 11 $Contains no trackers known to us \o/$ Github; WebDAV, Nextcloud & Co
luckycloud (3.7@60) 13 $Contains no trackers known to us \o/$ Vorstellung 3/2020
Synchronize Ultimate (3.6@2,941) Ǥ 16 3 LastUpdate: 2020-02-18 synchronize from, to and between different clouds
Fiabee (3.6@1,021) 5 $Contains no trackers known to us \o/$ LastUpdate: 2017-03-26
SugarSync (2.9@16,381) Ǥ 20 2

Sync with your own Cloud

Synchronisation with support for multiple protocols

2025-04-18

FolderSync (4.3@33,226) Ǥ 23 4 / FolderSync Pro (4.5@24,995; ~EUR 7.00) 14 1 FTP, FTPS, SFTP, Samba, WebDAV, Dropbox, Amazon S3, SkyDrive, SugarSync, Ubuntu One, Box.net, LiveDrive, HiDrive, NetDocuments, … Pro with Tasker support
AndFTP (your FTP client) (3.2@31,606) Ǥ 10 1 LastUpdate: 2023-08-29 / AndFTPPro (3.7@1,052; ~EUR 4.75) 0 $Contains no trackers known to us \o/$ FTP, FTPS; Pro only: SCP, SFTP
Titanium Media Sync (1.6@1,699; ~EUR 3.25) Ǥ 9 $Contains no trackers known to us \o/$ LastUpdate: 2017-06-30 FTP, SFTP, FTPS, Dropbox
SyncTool (0@0) 8 $Contains no trackers known to us \o/$ Github; FTP, ownCloud/Nextcloud

Synchronisation via Samba (aka SMB aka "Windows-Shares")

2025-04-18

SMBSync2 (4.3@2,601) 11 $Contains no trackers known to us \o/$ LastUpdate: 2021-07-11 Github; Anleitung 11/2017
Sweet Home WiFi Picture Backup (4.3@2,466) 8 $Contains no trackers known to us \o/$ LastUpdate: 2020-02-26 Vorstellung 4/2017 | 3/2018; Camera photos/videos only?
SyncMe Wireless (3.4@5,571) Ǥ 9 1 LastUpdate: 2018-10-01
AndSMB (samba client) (3.4@5,389) Ǥ 10 1 / AndSMBPro (2.9@150; ~EUR 4.75) 0 $Contains no trackers known to us \o/$

Synchronisation via SSH

2025-04-18

Rsync (3.7@103) 5 2 LastUpdate: 2020-11-28
myRSync (Beta) (0@0) 10 $Contains no trackers known to us \o/$ LastUpdate: 2020-01-13
Rsync for Tasker (0@0) 9 $Contains no trackers known to us \o/$ Github
Syncopoli (0@0) 11 $Contains no trackers known to us \o/$ LastUpdate: 2022-11-05 GitLab; rsync client

Synchronisation via FTP

2025-04-18

AndFTP (your FTP client) (3.2@31,606) Ǥ 10 1 LastUpdate: 2023-08-29 / AndFTPPro (3.7@1,052; ~EUR 4.75) 0 $Contains no trackers known to us \o/$ FTP, FTPS; Pro only: SCP, SFTP

Synchronisation with own Desktop/Server components

2025-04-18

Nextcloud (4.5@55,475) Ǥ 33 $Contains no trackers known to us \o/$ / Nextcloud Dev (5@2) 30 $Contains no trackers known to us \o/$ Github; Kurzvorstellung 8/2016; how to auto-sync
Cozy Drive (4.4@1,124) 6 $Contains no trackers known to us \o/$ LastUpdate: 2022-11-04 cloud storage or self-hosted
ownCloud (4.3@14,113) 18 $Contains no trackers known to us \o/$ Github
Tonido File Access Share Sync (4.3@4,188) 6 1 LastUpdate: 2020-04-09 requires Desktop component; available from homepage for Linux, Mac, Windows, Raspi
Cirrus for owncloud (3.8@501) 13 $Contains no trackers known to us \o/$ LastUpdate: 2016-10-13 Github
GoodSync (3.3@863) 14 2
Seafile (3@1,877) 22 $Contains no trackers known to us \o/$ Github
Pydio (2.9@811) 8 $Contains no trackers known to us \o/$

Peer2Peer

2025-04-13

Syncthing (4.6@981) 22 $Contains no trackers known to us \o/$ Github
Syncthing (4.4@6,463) 15 $Contains no trackers known to us \o/$ Github; cross platform, i.e. also Windows, Mac and Linux; PC Setup Video 9/2016 | 1/2019; Video how Syncthing works 6/2018; Anleitung 2/2021
Resilio Sync (3.6@5,603) Ǥ 17 3
Rsync Server (0@0) 8 $Contains no trackers known to us \o/$ LastUpdate: 2023-06-13 Github
Wormhole (0@0) 4 $Contains no trackers known to us \o/$ LastUpdate: 2021-04-05 Github
SyncMemories (0@0) 3 $Contains no trackers known to us \o/$ LastUpdate: 2020-05-13 Github; local via USB; focus on photos
git-annex: cross-platform

Further Readings:

I Don't Trust Google Photos, So I Tried These 4 Privacy-Focused Alternatives (11/2024)
The 20 Best File Sync and Cloud Storage Apps for Android (11/2020 - 12/2022)
6 Best Open source Personal Cloud Software to Setup Cloud storage (5/2020 - 1/2023)
Sichere Cloud-Dienste: Alternativen zu Google Drive und Dropbox (5/2020)
Android-Apps ersetzen: Cloud-Dienst (3/2020 - 12/2021)
Best Cloud Storage (6/2019 - 7/2023)
Top 20 Best Cloud Storage and File Sync Apps for Android, iPhone and iPad (5/2019)
The 5 Best File Syncing Apps (11/2018 - 8/2021)
Best cloud storage (8/2018)

2025-04-25

IzzyOnDroid