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Cloud & Infrastructure · head to head

AWS (Amazon Web Services) vs Flask

AWS (Amazon Web Services) logo

AWS (Amazon Web Services)

Cloud & Infrastructure

The leading cloud computing platform

From
Free
Rated
-
Full reviewWebsite
Flask logo

Flask

Web Development

A lightweight WSGI web application framework

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: AWS (Amazon Web Services) data transfer in is free and data transfer out is charged, which is the standard source of unexpected bills; Flask requires manual configuration of many common features like authentication, ORM, and admin panels
  • They diverge on capability: AWS (Amazon Web Services) covers EC2 - Virtual Servers, Flask covers Lightweight framework.

Where they differ

Only the attributes on which AWS (Amazon Web Services) and Flask actually diverge.

Attributes where AWS (Amazon Web Services) and Flask differ
AttributeAWS (Amazon Web Services)Flask
Pricing modelusage-basedfree
PlatformsWeb, Api, Cli, MobileLinux, macOS, Windows, Cloud (any platform supporting Python)
CategoryCloud & InfrastructureWeb Development
Founded20062010

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in AWS (Amazon Web Services)

  • EC2 - Virtual Servers
  • S3 - Object Storage
  • RDS - Managed Database
  • Lambda - Serverless Computing
  • CloudFront - CDN
  • VPC - Virtual Network
  • IAM - Access Management
  • CloudWatch - Monitoring

Only in Flask

  • Lightweight framework
  • Jinja2 templating
  • Werkzeug WSGI toolkit
  • URL routing
  • Request handling
  • Session management
  • Cookie handling
  • Blueprint organization

What people use each for

The jobs each tool is most often brought in to do.

AWS (Amazon Web Services)

  • Web hostingnot Flask
  • Data storagenot Flask
  • Machine learningnot Flask
  • Big data analyticsnot Flask
  • Application developmentnot Flask

Flask

  • REST APIs and backend servicesnot AWS (Amazon Web Services)
  • Small-to-medium web applications and prototypesnot AWS (Amazon Web Services)
  • Microservicesnot AWS (Amazon Web Services)
  • Server-rendered apps using Jinja templatingnot AWS (Amazon Web Services)
  • Teaching and learning web developmentnot AWS (Amazon Web Services)

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

AWS (Amazon Web Services)

  • Data transfer in is free and data transfer out is charged, which is the standard source of unexpected bills
  • Discounts require one or three year Savings Plan commitments rather than being automatic
  • Every service is priced separately, so a working architecture has no single published cost
  • The free tier is a promotional allowance rather than an ongoing free plan

Flask

  • Requires manual configuration of many common features like authentication, ORM, and admin panels
  • No built-in admin interface or scaffolding tools
  • Minimal built-in security features compared to full frameworks

Pricing, plan by plan

AWS (Amazon Web Services)

Free
  • AWS Free TierFree
    • EC2 750 hours/month
    • 5GB S3 storage
    • 20GB data transfer
  • Pay-As-You-GoFree
    • No upfront payment
    • No long-term commitments
    • Pay only for what you use

Flask

Free
  • Open SourceFree
    • Micro web framework
    • Flexible architecture
    • Jinja2 templating

Which should you pick?

Choose AWS (Amazon Web Services) if

  • You need ec2 - virtual servers.
  • You want to start without paying.
  • You work on Web, Api, Cli, Mobile.
  • You also want s3 - object storage.
AWS (Amazon Web Services) review

Choose Flask if

  • You need lightweight framework.
  • You want to start without paying.
  • You work on Linux, macOS, Windows, Cloud (any platform supporting Python).
  • You also want jinja2 templating.
Flask review

Questions people ask

Is AWS (Amazon Web Services) or Flask better?
Neither clearly leads. AWS (Amazon Web Services) starts at Free and Flask at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AWS (Amazon Web Services) or Flask?
AWS (Amazon Web Services) starts at Free and Flask at Free.
Does AWS (Amazon Web Services) or Flask run on more platforms?
AWS (Amazon Web Services) runs on Web, Api, Cli, Mobile. Flask runs on Linux, macOS, Windows, Cloud (any platform supporting Python).
Can I use AWS (Amazon Web Services) for free?
Both have a free tier, so you can try either at no cost before committing.
What is AWS (Amazon Web Services) best used for?
AWS (Amazon Web Services) is most often used for web hosting, data storage, machine learning, big data analytics. Of those, web hosting and data storage are not what Flask is typically brought in for.
What can AWS (Amazon Web Services) do that Flask cannot?
AWS (Amazon Web Services) covers EC2 - Virtual Servers, S3 - Object Storage, RDS - Managed Database, Lambda - Serverless Computing. Flask covers Lightweight framework, Jinja2 templating, Werkzeug WSGI toolkit, URL routing.

Answered from the vendors’ own pages

Flask: Is Flask free to use?

Yes. Flask is open-source software released under the BSD-3-Clause License, available free for any use including commercial applications.

Source
Flask: What are Flask's core dependencies?

Flask depends on three main libraries: Werkzeug (WSGI toolkit), Jinja (template engine), and Click (CLI toolkit).

Source
Flask: Does Flask provide built-in database support?

No. Flask is a microframework that does not include built-in database support. Developers must choose and integrate their own database libraries, though Flask-SQLAlchemy is a popular community extension.

Source
Flask: What platforms does Flask support?

Flask is a microframework for Python that runs on any platform that supports Python, including Linux, macOS, Windows, and cloud platforms.

Source
Flask: Can Flask scale to large applications?

Yes. While designed to be lightweight and simple, Flask is designed with the ability to scale up to complex applications through blueprints, extensions, and modular architecture.

Source
Flask: Does Flask require a build step to run?

No. Flask does not require a build step. Applications can run directly with the Flask development server using 'flask run' from the command line.

Source
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