In previous article I have mentioned how to File upload on AWS S3 using C# in ASP.NET Core but now in this article, I have provided list best free alternatives of amazon web services (aws) s3 or amazon s3 alternatives, free for storing files and decreasing website load.

1. Cloudinary


When it comes to provide free file storage like AWS S3, I prefer to use cloudinary which has free plan.

Cloudinary makes it easy for us to store, transform, optimize, and deliver all your media assets with easy-to-use APIs, widgets, or user interface.


  • Automatically optimize rich media and deliver via multi-CDN
  • Powerful video editing and management at your fingertips
  • Manipulate images with a URL-based API
  • Publish Videos Instantly

Free plan Features:

  • 25K transformations or
  • 25 GB of managed storage or
  • 25 GB of net viewing bandwidth
  • Upload widget, API, and search
  • Image and video transformations
  • High performance delivery through a CDN

2. Uploadcare


Uploadcare provides you File uploading, processing & delivery for web apps.


  • File uploading using API or Interface
  • Image and Video Processing
  • Can convert gif into Video.
  • Smart image compression
  • Smart crop and resize

Free plan features:

  • 3000 uploads, 30 GB traffic and 3 GB storage
  • Unlimited image transformations
  • Worldwide CDN
  • Accelerated upload network
  • Automated image optimization

3. Imagekit.Io


It is an excellent image CDN with automatic optimization, real-time transformation, and storage that you can integrate with existing setup in minutes.


  • Image optimization
  • Show high-quality images that load quickly for better SEO, user engagement and conversions.
  • Global, secure and reliable image CDN

Free plan features:

  • 20GB bandwidth
  • 20GB media storage
  • 1000 video processing units
  • 500 extension units
  • Complete set of image, video, and media management features

4. Sirv


Sirv is an easy image management, manipulation and delivery CDN, which helps you drive your business forward with the new breed of image CDN.

Every image you upload to Sirv is instantly accessible at any size or style.


  • With one master image upload you can have any size, or version of the image available instantly.
  • Sirv responds instantly to cached image requests, with most requests returned in one millisecond (0.001 second).
  • Sirv automatically optimizes every image for fast download in PNG, JPEG or WebP format.
  • Dynamic imaging lets you build websites faster, with more image control than ever.

Free plan features:

  • 0.5 GB storage
  • Sirv branding on spins/zooms
  • 360 spin
  • CDN for rapid delivery
  • FTP and S3 access
  • Email Support
  • 3 Users
  • 2 GB Data transfer limit
  • Automatic backup.

Cheap AWS S3 Alternative

I am also adding some of the paid Amazon S3 services, but they are much cheaper than AWS S3

5. Linode Storage

You can use Linode Object Storage to store your data across a cluster of servers for high availability and durability.

S3-compatible Linode Object Storage makes it easy and more affordable to manage unstructured data such as content assets, as well as sophisticated and data-intensive storage challenges around artificial intelligence and machine learning.


  • 250GB to 50TB object storage clusters built to store vast amounts of data while making it easy to manage.
  • Linode Object Storage is a globally-available, S3-Compatible storage solution, maintaining the same performance as your data grows.
  • Support Static Websites
  • Object storage is the best choice for data that doesn’t change often. Store backup files, database dumps, logs, and massive data sets. All accessible over the Internet via a URL.
  • Linode includes free inbound transfer and up to 1TB outbound.
  • Starts with 5$/Month.

6. DigitalOcean Space

DigitalOcean Spaces is a S3-compatible object storage with a built-in CDN that makes scaling easy, reliable, and affordable.


  • Easy, predictable pricing that can provide over 90% savings on storage and bandwidth costs compared to other providers.
  • Easy to use in just 2 clicks, creating the most efficient design possible with API docs that anyone can understand.
  • Easily integrate
  • Object storage with a built-in content delivery network (CDN) meets your infrastructure needs with a simpler architecture.
  • $5/mo, for 250 GB of storage and 1TB of Outbound transfer.

7. Wasabi

Wasabi is making cloud data storage simple, affordable, fast and secure.

Wasabi is S3-compatible cloud object storage, which is intended to be a drop-in replacement for Amazon Web Services' Simple Storage Service (S3). It can be integrated with AWS, Google Cloud or Microsoft Azure solutions, using the same protocol and tools.


  • 80% Cheaper than Amazon S3
  • Starts from $5.99 TB/month, but there is a small monthly administration charge also, irrespective of the volume of data
  • Ransomware Prevention

These are the few AWS S3 alternatives, if I find new services I will definetly add them, If I am missed anything feel free to add it in comments.

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