Les meilleures alternatives Dropbox à 2026

Vous recherchez des alternatives à Dropbox ? Dans cette comparaison, nous examinons de plus près Dropbox ainsi que des solutions logicielles similaires comme Dropbox, Ashampoo Connect, Microsoft OneDrive, Backup and Sync, Google Drive, Amazon Photos, Microsoft 365, Ashampoo Backup Pro, MEGAsync, iCloud et Acronis True Image.

Notre tableau comparatif détaillé met en évidence les principales fonctionnalités, les prix et les performances de ces solutions phares, vous permettant de prendre une décision éclairée. Que vous recherchiez une fonctionnalité robuste, une conception conviviale ou des alternatives économiques, découvrez comment Dropbox, Ashampoo Connect, Microsoft OneDrive, Backup and Sync, Google Drive, Amazon Photos, Microsoft 365, Ashampoo Backup Pro, MEGAsync, iCloud et Acronis True Image se comparent pour trouver le logiciel idéal pour vos objectifs.

	Storage Capacity	Platform Compatibility	Security Features
Dropbox	Offers various plans with larger storage capacities, including paid plans.	Cross-platform support including Windows, macOS, Android, and iOS devices.	Includes advanced security features such as encryption and two-factor authentication.
Ashampoo Connect	Provides plans with up to 2 TB storage.	Available for desktop and mobile platforms including web browsers, Android, iOS.	Utilizes added security including encryption and password protection for links.
Microsoft OneDrive	Offers free 5 GB storage and paid plans up to 6 TB.	Supports Windows, Mac, Android, iOS, Xbox.	Provides encryption, access control settings, and two-factor authentication.
Backup and Sync	Limited storage space; integrates with Google Drive storage limits.	Supports multiple devices across platforms with internet connection.	Employs multiple security measures around file transfer and storage.
Google Drive	Provides 15 GB free storage with options for additional paid storage.	Accessible via web browser, Android and iOS apps; compatible across devices.	Strong security with encryption and data protection practices; integrates Google's security infrastructure.
Amazon Photos	Provides 100 GB with paid subscription; unlimited photo storage for Prime members.	Supports Android, iOS, Windows, Mac OS devices.	Secured by encryption and two-factor authentication for authorized access.
Microsoft 365	Includes OneDrive storage as part of subscription; varies by plan.	Accessible via web browsers and apps on multiple platforms including Windows, Mac, mobile devices.	Includes advanced security features like multi-factor authentication and encryption adhering to industry standards.
Ashampoo Backup Pro	Focuses on backup solutions; storage depends on user-provided media/cloud.	Primarily supports Windows operating systems (Windows 7 and newer).	Uses AES-256 encryption algorithm to protect backups.
MEGAsync	Provides free 5 GB with paid plans up to 50 GB or more.	Supports Windows, macOS, Linux, Android, iOS devices.	Data stored on secure servers with encryption; supports two-factor authentication.
iCloud	Offers 5 GB free and paid plans up to 2 TB.	Best integrated with Apple devices; accessible via web browser for non-Apple devices.	Strong security measures including encryption and two-factor authentication; privacy-focused.
Acronis True Image	Backup software with optional cloud storage depending on plan.	Supports Windows and Mac operating systems; includes mobile app support.	'Grade' level encryption options available, supports password protection and secure cloud backups.

Storage Capacity

Dropbox	Offers various plans with larger storage capacities, including paid plans.
Ashampoo Connect	Provides plans with up to 2 TB storage.
Microsoft OneDrive	Offers free 5 GB storage and paid plans up to 6 TB.
Backup and Sync	Limited storage space; integrates with Google Drive storage limits.
Google Drive	Provides 15 GB free storage with options for additional paid storage.
Amazon Photos	Provides 100 GB with paid subscription; unlimited photo storage for Prime members.
Microsoft 365	Includes OneDrive storage as part of subscription; varies by plan.
Ashampoo Backup Pro	Focuses on backup solutions; storage depends on user-provided media/cloud.
MEGAsync	Provides free 5 GB with paid plans up to 50 GB or more.
iCloud	Offers 5 GB free and paid plans up to 2 TB.
Acronis True Image	Backup software with optional cloud storage depending on plan.

Platform Compatibility

Dropbox	Cross-platform support including Windows, macOS, Android, and iOS devices.
Ashampoo Connect	Available for desktop and mobile platforms including web browsers, Android, iOS.
Microsoft OneDrive	Supports Windows, Mac, Android, iOS, Xbox.
Backup and Sync	Supports multiple devices across platforms with internet connection.
Google Drive	Accessible via web browser, Android and iOS apps; compatible across devices.
Amazon Photos	Supports Android, iOS, Windows, Mac OS devices.
Microsoft 365	Accessible via web browsers and apps on multiple platforms including Windows, Mac, mobile devices.
Ashampoo Backup Pro	Primarily supports Windows operating systems (Windows 7 and newer).
MEGAsync	Supports Windows, macOS, Linux, Android, iOS devices.
iCloud	Best integrated with Apple devices; accessible via web browser for non-Apple devices.
Acronis True Image	Supports Windows and Mac operating systems; includes mobile app support.

Security Features

Dropbox	Includes advanced security features such as encryption and two-factor authentication.
Ashampoo Connect	Utilizes added security including encryption and password protection for links.
Microsoft OneDrive	Provides encryption, access control settings, and two-factor authentication.
Backup and Sync	Employs multiple security measures around file transfer and storage.
Google Drive	Strong security with encryption and data protection practices; integrates Google's security infrastructure.
Amazon Photos	Secured by encryption and two-factor authentication for authorized access.
Microsoft 365	Includes advanced security features like multi-factor authentication and encryption adhering to industry standards.
Ashampoo Backup Pro	Uses AES-256 encryption algorithm to protect backups.
MEGAsync	Data stored on secure servers with encryption; supports two-factor authentication.
iCloud	Strong security measures including encryption and two-factor authentication; privacy-focused.
Acronis True Image	'Grade' level encryption options available, supports password protection and secure cloud backups.

Choisir le bon logiciel ne se résume pas aux fonctionnalités. La taille, le type de licence, les avis des utilisateurs et la popularité comptent aussi.

Ce comparatif rapide montre comment Dropbox se positionne face à Dropbox, Ashampoo Connect, Microsoft OneDrive, Backup and Sync, Google Drive, Amazon Photos, Microsoft 365, Ashampoo Backup Pro, MEGAsync, iCloud et Acronis True Image sur ces points clés pour vous aider à choisir la meilleure alternative.

	Taille	Licence	Popularité
Dropbox		Logiciel gratuit	5%
Ashampoo Connect	199,7MB	Logiciel gratuit	0%
Microsoft OneDrive	19,8MB	Logiciel gratuit	100%
Backup and Sync	1,2MB	Commercial	1%
Google Drive	277,4MB	Logiciel gratuit	17%
Amazon Photos	1,5MB	Logiciel gratuit	0%
Microsoft 365		Commercial	4%
Ashampoo Backup Pro		Commercial	4%
MEGAsync	7,8MB	Commercial	3%
iCloud	123,5MB	Commercial	2%
Acronis True Image	1,7MB	Commercial	1%

Taille

Dropbox
Ashampoo Connect	199,7MB
Microsoft OneDrive	19,8MB
Backup and Sync	1,2MB
Google Drive	277,4MB
Amazon Photos	1,5MB
Microsoft 365
Ashampoo Backup Pro
MEGAsync	7,8MB
iCloud	123,5MB
Acronis True Image	1,7MB

Licence

Dropbox	Logiciel gratuit
Ashampoo Connect	Logiciel gratuit
Microsoft OneDrive	Logiciel gratuit
Backup and Sync	Commercial
Google Drive	Logiciel gratuit
Amazon Photos	Logiciel gratuit
Microsoft 365	Commercial
Ashampoo Backup Pro	Commercial
MEGAsync	Commercial
iCloud	Commercial
Acronis True Image	Commercial

Notation

Dropbox
Ashampoo Connect
Microsoft OneDrive
Backup and Sync
Google Drive
Amazon Photos
Microsoft 365
Ashampoo Backup Pro
MEGAsync
iCloud
Acronis True Image

Popularité

Dropbox	5%
Ashampoo Connect	0%
Microsoft OneDrive	100%
Backup and Sync	1%
Google Drive	17%
Amazon Photos	0%
Microsoft 365	4%
Ashampoo Backup Pro	4%
MEGAsync	3%
iCloud	2%
Acronis True Image	1%