Best 6 Free Cloud Storage Services with Unlimited File Size

Do you want to backup data to free cloud storage with unlimited file size? This page introduces the best 6 free cloud storage providers with no max file size and its features. You can pick the most suitable one to use.


by Jonna Lasted Updated April 10, 2024

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What is Unlimited File Size for Free Cloud Storage?

There are many popular free cloud storage services on the market, like Google Drive, OneDrive, Dropbox, Box, and so on. Most cloud storage providers have a limitation on file size, which limits the file size for uploading, transferring, and sharing items, and other aspects.

Cloud Storage

For example, Google Drive restricts the uploading file size to 5TB, which is larger than most cloud storage services. Dropbox limits the file upload size to 50GB. OneDrive stipulates that the maximum file upload cannot exceed 100GB, and Box requires that a single upload file should be smaller than 250MB.

Unlimited file size for cloud storage means that there are no size limitations for uploading documents, and you can backup any size of files to the cloud as you like.

Why Need Free Cloud Storage with No Max File Size?

Although common files like photos and working documents are small files, there are times that you need to backup large files, such as games, wedding videos, etc. so that you can store them for safekeeping and access them easily.

Is there any cloud storage service with an unlimited file size for uploading? Sure! In the next chapter, we will list the top 6 cloud storage solutions that have no limitations on the size of uploading. Let's get down to business now.

Which is Best Cloud Storage Providers with Unlimited File Size

The following are currently the best 6 services that support uploading unlimited file size and some features of them.


CBackup is a cost-effective and professional cloud backup tool, which specializes in automatically backing up files to clouds, like Google Drive, OneDrive, Dropbox, CBackup Cloud, and so forth. There are no file size and number limits when you backup files to clouds using CBackup. After backing up data, you can restore backups to anywhere whenever you need them.

Its CBackup Cloud offers 10GB of free storage space for every account, and it offers up to 5 TB of cloud storage space with cheap pricing for you to store important data. If you want to backup cloud data to another cloud, this software enables you to migrate data from one cloud to another directly without downloading and uploading files.

Cbackup Main Page


pCloud is secure cloud storage with unlimited file size, which entitles 10GB of free space for users. With an elegant interface, pCloud supports backing up PC files and personal items and sharing working documents. Uniquely, it allows you to backup photos from popular social media platforms, like Facebook and Instagram, straightly.

Though this program is unlimited for its max file size, it presents 50GB of bandwidth limits to download files for basic plan users per month.



You can get 10GB of free storage space with MediaFire after signing up for it. MediaFire lets you store and access your files from anywhere with your computer, phone, tablet, or the web. It allows you to share files and folders with others, and import files from a URL.

For both free and paid users, MediaFire applies unlimited file size uploads, which typically enables users to upload individual files up to 20 gigs in size.

Mediafire Main Page


MEGA, coming with a streamlined drag-and-drop web interface, provides 15GB of cloud storage space for free. With this software, you can store and share data easily. Its free max file size is typically no limit.

One thing is that the traffic limit, namely bandwidth limit, is 10GB for free users, but it is available to upgrade to up to 96 TB per month.

Mega Main Page


Backblaze is an online backup service that allows you to backup an unlimited amount of data to its cloud with no restrictions on individual file size. It offers to back up computer data continuously and automatically, which makes it easy to backup games or other data.

But it only provides a 15-day free trial. After this period, you either pay for a month/yearly plan or do not use it anymore.



With strong security options, Crashplan is designed to create backups to the cloud and physical hard drives simply. It provides unlimited cloud storage. And you can save unlimited versions of backups, enabling you to recover files when they are corrupted or deleted by mistake.

There are no file size limits for this software as well. But in our testing, it would take some time to recover large files.


Bonus Tip: How Can I Get 100 GB or More Cloud Storage for Free?

You can pick one free cloud storage with unlimited file size from the above list, or a mainstream cloud storage service, like Google Drive, OneDrive, to backup your important data. But it is important to note that if you don't have enough cloud storage space to accommodate these files, they would not be uploaded to cloud successfully. Is it possible to get more cloud storage for free instead of upgrading to expensive paid tiers? Yes, CBackup can help you to get this done.

One special and remarkable feature of CBackup is that it allows you to combine cloud storage of multiple cloud drive accounts to form a huge backup space for free. In other words, you can easily gain 150GB of free space by merging 10 Google Drive free accounts. How to get 100GB or more cloud storage for free with CBackup? Here is a step-by-step guide:

Step 1. Click the Download CBackup button to download and install CBackup, and then log in to the app. If you don’t have an account, please sign up to register a credential first.

Download CBackup Win 11/10/8.1/8/7/XP
Secure Download

Step 2. Head to the Storage section. Select Google Drive, OneDrive, or Dropbox, and hit Authorize Now. Then, complete the authorization to allow CBackup to access the cloud storage space.

Add Cloud

Step 3. Click on + Add Cloud and repeat the add-cloud step to add all your accounts to CBackup. Tap the + Add Combined Cloud under the Storage tab.

My Storage New Combined Cloud

Step 4. Tick the checkbox next to the account that you want to combine, and click Next > Combine to finish the combination.

Add Combined Cloud3

Step 5. Now, you could go to the Backup tab, select Backup PC to Combined Cloud, and backup computer files to the huge combined cloud.

Backup PC to Combined Cloud

In the End

You can select the most suitable free cloud storage with unlimited file size from the foregoing list to backup large files.

If you are still uncertain about which to choose, our recommendation is to pick CBackup. With it, you can not only upload an unlimited size of documents but also merge Google Drive accounts and other cloud accounts to expand backup space at no cost.

Jonna · Editor
Jonna becomes a professional in the areas of cloud backup and restoration, data protection, etc. after years of learning and researching. She maintains a keen eye for the latest technology trends, ensuring that the information provided is always in step with industry developments.

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