OBJECT STORAGE

Simple, secure, and affordable S3-compatible object storage

€3.50 per TB a month on our pay-as-you-grow plan, with 3 TB included from €15.
5x free egress, no API charges and no minimum storage period.

Backup and archives

Protect critical data with scalable storage and 5x free egress for restores. Ideal for long-term retention or quick recovery.

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Media and video storage

Store and deliver large files with fast downloads and predictable bills. Perfect for 4K and high-bitrate footage.

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Data and app builders

Build with standard S3 tools and SDKs. No lock-in, no API charges, no surprise costs.

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Explore all solutions

Works with your tools

MEGA S4 is S3-compatible, so it connects directly with the tools you already use, including Rclone, Synology Hyper Backup, Acronis, TrueNAS, Cyberduck and more. No complicated migration, and no lock-in.
See more MEGA S4 setup guides

TrueNAS logo — compatible with MEGA S4 object storageImage
Bunny.net logo — compatible with MEGA S4Image
MSP360 logo — backup software compatible with MEGA S4Image
Synology logo — compatible with MEGA S4Image
Transmit logo — Mac S3 client compatible with MEGA S4Image
Cloudflare — compatible with MEGA S4 object storageImage
rclone logo — works with MEGA S4 object storageImage
S3 Browser — Windows S3 client compatible with MEGA S4Image
CLI — works with MEGA S4 via S3-compatible endpointImage
Duplicacy logo — backup software compatible with MEGA S4Image

Why choose MEGA S4 for object storage?

S3-compatible

Connects with the S3 tools and SDKs you already use.

Predictable pricing

€3.50 per TB a month on our pay-as-you-grow plan, with 3 TB included from €15. Smaller backup plans also available.

Scalability

Grow from gigabytes to petabytes, with no upper limit.

Durability

99.999999999% annual durability protects your data from loss or corruption.

Global locations

Regions in Europe, Canada and Asia Pacific, so you can store data close to your users.

Market-leading security

Encrypted server-side by default. MEGA has never had a data breach. Ever.

MEGA S4 vs the cloud giants: up to 90% lower cost

2
59
28
34
Storage quota
TB
3 TB
ㅤ
100 TB
1 PB
10 PB
Egress*
TB
3 TB
ㅤ
100 TB
1 PB
10 PB
2
59
28
34
MEGA S4
Amazon S3
Azure
Google Cloud

*MEGA S4 includes up to 5× your average monthly stored data as free egress.
The chart uses MEGA’s Pro Flexi pricing as a guide and compares it to published rates from other providers. Prices may vary depending on your region, total storage volume, and usage patterns. For the most accurate information, visit each provider’s official website.

Choose the right plan for you

Pro Lite

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Buy Pro Lite

Pro I

only

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%2 per month

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Up to ^{storageAmount} storage

Buy Pro I

Pro Flexi

Starting from

%1*

%2 per month

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^{storageAmount} of storage included

Then just ^{extraStorageLocalPriceNet}* per additional TB

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*Estimated price in your local currency. You will be charged in euros for all transactions.

Hear it from our users

Works great with auto backup

“Switching to S4 was a great move, it works great with auto backup from my TrueNAS server. The servers are fast and are one of the best for drive space.”

No hidden egress fees

“Unlike other competitors, MEGA S4 doesn‘t lock you into hidden egress fees or minimum storage retention traps that break automated backup rotations.”

Unbeatable cost

“I chose S4 because it offers an unbeatable cost-to-performance ratio for 10 TB.”

Real solutions for real needs

Backup and archiving

Safeguard critical data with durable object storage for archiving, backup, and disaster recovery.

Media and entertainment

Store, manage, and stream multimedia content with reliable, globally accessible object storage.

Web and content delivery

Accelerate websites and apps by serving static content globally with CDN-ready object storage.

AI and collaboration

Fuel AI and ML with unified storage for training data, models, and seamless team collaboration.

Research and Big data

Power advanced analytics and genomic research with scalable, cost-efficient object storage for massive datasets.

IoT and logs

Capture and analyse endless streams of sensor, device, and log data with flexible, scalable storage.

Are you planning something big?

Do you have a project requiring significant storage or strategic collaboration? Please complete this form to contact us and provide further details.

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By submitting this form, you are agreeing to be contacted by a MEGA representative. Please note: this form won’t reach the Helpdesk. For support, visit our Help Centre.

Frequently asked questions

Which plans include MEGA S4?

MEGA S4 is available on Pro Lite, Pro I, Pro Flexi and Business at no extra cost.

If you need to store or share large amounts of data, the Pro Flexi plan could be the best fit. It’s tailored for flexibility and serious storage power. Check out the Pro Flexi information above for more details.

How much does MEGA S4 cost?

MEGA S4 on the Pro Flexi plan costs €3.50 per TB per month. Pro Flexi starts at €15 a month and includes 3 TB of storage. After that, you pay €3.50 for each extra TB, so 10 TB costs €39.50 a month and 100 TB costs €354.50. There are no API request charges and no minimum storage period, and you can download up to 5x your stored data each month at no extra cost. Prices are in euros, before tax.

Is MEGA S4 compatible with third-party applications?

Yes, our object storage is compatible with a number of third-party S3 clients, and we are continuing to expand our support, adding new compatibility. If there is a specific third-party client you would like us to support, get in touch and let us know.

For a full list of supported solutions and detailed setup instructions, please visit our Help Centre.

How does MEGA S4 5x egress work?

We recognise that users often need to download data multiple times within a month, whether for running applications, backup services, or development purposes. Our 5x egress policy is crafted to accommodate these needs with predictable and competitive pricing.

On every MEGA S4 plan, you can download (or “egress”) up to five times the amount of data you store in MEGA S4 each month through the S4 API. For example, if you store 10 TB, you can download up to 50 TB that month at no extra cost. Please note that fair usage terms apply.

For further details, please see the Additional Terms of Service for MEGA S4.

Where can I find a list of API and IAM controls to see if MEGA S4 is right for me?

To evaluate whether our object storage meets your specific requirements, you can explore our comprehensive documentation for MEGA S4, which includes details on API and IAM controls.

This documentation is available on our GitHub repository.

What else is included with MEGA S4 plans?

Alongside MEGA S4, Pro Lite, Pro I, Pro Flexi and Business plans give you access to MEGA’s full suite of products, including:
– MEGA VPN: Protect your online activity with our integrated VPN service with ad blocking.
– MEGA Pass: Securely store passwords and cards, autofill logins, and generate strong passwords.
– Private meetings and chat: Communicate confidently with encrypted messaging, voice calls, and video calls.

Why should I trust MEGA with my object storage?

At MEGA, privacy and security are at the forefront of everything we do. We have been market leaders in secure encryption services for more than 10 years and have never had a data breach. Ever.

Our company was founded on the belief of privacy as a human right and today, millions of customers worldwide trust us with their most precious data. That’s everything from precious family photos to creative projects and everything in between.

As an industry innovator, we are transparent in our practices and continue to refine our services based on user needs. MEGA S4 inherits the same high standards, offering a reliable, user-friendly solution with competitive pricing to meet your cloud storage demands.

We encourage you to read through our S4 documentation and Additional Terms of Service for MEGA S4, visit the Help Centre or reach out to our support team with any further questions you have.