By Kelsey twitter / Last Updated June 9, 2021


CBackup - Easy Online Cloud Backup Solution

  • Combine free space of all clouds, get unlimited cloud backup space for free.
  • Fully use idle space to save crucial data with professional backup methods.
  • Cloud to cloud backup, keep all cloud data safe.
  • Never store user data, safe and reliable.

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What is Cloud Storage?

To put it simply, cloud storage is a service that allows you to transfer data over the Internet or other networks to an off-site storage system maintained by a third party to store the data. This means that individuals and businesses can safely transfer and store data files internally without having to use a large number of physical hard drives to store their information.

Cloud Storage

Why Do You Need Cloud Storage?

You need to access documents quickly, but it is inconvenient to always use the desktop? You have generated a lot of files due to work, but you are worried that using mobile devices for storage is easy to damage or be stolen? You need to store business data but worry about excessive costs? You have a lot of pictures, videos, or files that you want to share with friends and family, but don’t know where to start?

When you are thinking and worrying about these issues, I have to say that free cloud storage is the right answer. With cloud storage, as long as you have a network, you can quickly access your files and share files with friends and family anytime, anywhere. Cloud storage provides a cost-effective and scalable alternative, which means you can expand capacity as data volume increases, or reduce capacity when necessary.

You can also judge whether the cloud storage service is what you need by its advantages and disadvantages:

Pros And Cons Cloud Storage

Different cloud storage providers have different advantages and provide different functions. Next, let me introduce you to the most popular free online storage on the market. You can choose to subscribe to the services you need most through the free cloud storage comparison.

Top 6 Free Cloud Storage Services

This chapter will introduce you to six very good cloud storage providers, you can compare according to your situation (in no particular order).

Google Drive

Google Drive is a cloud storage service provided by Google. Each new user will get 15 GB of free space. It provides desktop backup application Google Backup and Sync, which supports the synchronization of files to Google Drive and Google Photos.

Google Drive

Advantages: Integration with Google Docs; Large free storage (15GB); Support for backups.

Subscription plan: Prices vary according to your country/region, you can click here to view.

Go for: iPhone, iPad, Android, Mac, Windows


Dropbox was one of the earliest market participants in the cloud storage industry in 2007, providing new users with 2GB of storage space for free. Dropbox provides users with easy-to-sync features that can help you access files and documents from any device to Dropbox.

Dropbox Main Page

Advantages: Easy to use; Free storage of up to 19GB; Remote device wipe.

Subscription plan: For individuals: Plus, 2TB, $10/month; Professional, 3TB, $16.58/month; For businesses: Standard, 3TB, $12.50/user/month; Advanced, unlimited, $20/user/month; Enterprise, unlimited storage, rates not listed.

Go for: iPhone, iPad, Android, BlackBerry, Kindle Fire, PC


OneDrive is an online storage service from Microsoft, and new users will get 5 GB of free space. The product comes with most Office software or subscriptions, and users can store any file type in OneDrive.


Advantages: Integrates with Office 365; Good collaboration tools; Ransomware detection and recovery.

Subscription plan: For individuals: Storage only, 100GB, $2/month; Office 365 Personal, 1TB, $70/year; Office 365 Home, 6TB (1TB each for 6 users), $100/year; additional storage available for Office 365 Personal and Home users, ranging from 200GB for $2/month to 1TB for $10/month. For businesses: Storage only, 1TB per user, $5/user/month or unlimited, $10/user/month; Office 365 Business Premium, 1TB per user, $12.50/user/month.

Go for: iPhone, iPad, Android, Windows


Mega is known for its free storage space and security features, the security feature can encrypt files before uploading them on the client. New users will get 50GB of storage space, 15GB of free storage space is the actual permanent storage space users enjoy as free users, and the additional 35GB of storage space will expire after one month of registration.

Megacloud Icon

Advantages: Lots of storage space; Share public folders.; Mobile and desktop apps.

Subscription plan: Lite account: 200GB, $4.99/month; 500GB, $9.99/month; 2TB $19.99/month; 4 TB for $29.99/ month.

Go for: Android, iOS, BlackBerry, Windows, Mac, Linux


iCloud is cloud storage that comes with Apple products. It provides 5GB of storage space for new users. All documents and files can be safely stored and easy to use. iCloud users can easily share photos and videos with their families. With iCloud, it becomes easy to organize files and folders.


Advantages: Seamless connection with your own Apple system; Cheap pricing for upgrades; Impressive Apple integration.

Subscription plan: Prices vary by country/region, click on plan details to learn more.

Go for: iOS, Mac

Amazon Drive

Amazon Drive is an online storage service launched by, which provides unlimited photo storage space and 5 GB of video and file space for Amazon Prime members. Amazon Cloud Drive stores all photos, videos, files, etc. in one place.

Amazon Drive

Advantages: Unlimited photo storage; Upload from mobile and desktop apps; Free 30-day trial.

Subscription plan: 100GB, $12/year; 1TB, $60/year.

Go for: Android, iOS, Mac, Windows

Free online storage provides incredible services, and there are many practical features and advantages that you should not miss. You could choose the best free cloud storage services according to your situation.

Bonus Tip: Get Unlimited Cloud Backup Space for Free

One thing that often troubles free cloud storage users is the limited free cloud storage. and you need to pay for a subscription storage plan to get more space. Is there any way to get more space for free? Don't worry, the free cloud backup service CBackup will do you a big favor.

CBackup Main Page

CBackup is a free yet professional online cloud service that supports combining the free storage space of your cloud drive to form a complete backup space. And if your accounts are enough, it can even be combined into an unlimited cloud backup space.

Here is how to combine multiple clouds or cloud accounts to large free cloud storage, even free unlimited cloud storage with CBackup:

Note: you could add Google Drive, OneDrive, Dropbox to CBackup, even multiple accounts of these clouds, CBackup will combine the clouds into free cloud storage.

1. Create a CBackup account and sign in to CBackup desktop app.

Sign In

2. Select My Storage > Add Cloud, and then select the cloud drive (here is Google Drive), and click Add. Then follow the steps to grant authority to CBackup to access to Google Drive files. And edit the settings for Google Drive.

Add Cloud

Select Google Drive

Repeat the step 2 to add other cloud drives you have, and now you could combine these clouds into free unlimited cloud storage as below:

1. Tap My Storage > + > New Combined Cloud.

My Storage New Combined Cloud

2. Edit the Display Name, and tick all the cloud drives, and press Next.

Tick All Cloud Drives

3. Determine the order of clouds to store backup files, and click OK.

Choose Cloud Drive Order

If you have a large file that needs to be stored in the cloud drive, but the storage space of this drive is not enough, CBackup can combine clouds to a free cloud storage, then you could backup the large file to the combined cloud easily. And it's worth to mention that all the data is stored on your public cloud, and don't worry the data security.

Besides, CBackup offers the free 1,000 GB cloud storage of CBackup Cloud, the secure cloud storage service.


Have you found the best free cloud storage for you through this article? In any case, it is not wrong to choose a cloud storage service based on the features you need.

If you are a user who needs file synchronization and access to these files from a remote location, then you should subscribe to Dropbox, which is an expert in providing this service. Real-time file editing and file collaboration software functions are provided by services such as iCloud, Google Drive, and OneDrive. If you have a lot of photos to store, Mega and Amazon Drive will be good choices.

Of course, if you encounter issues while backing up files to cloud using the desktop app of Google Drive, OneDrive, Dropbox, CBackup could be the best choice to backup files to cloud.