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Web Development · head to head

Flask vs Vultr

Flask logo

Flask

Web Development

A lightweight WSGI web application framework

From
Free
Rated
-
Full reviewWebsite
Vultr logo

Vultr

Cloud & Infrastructure

High performance cloud compute

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Flask requires manual configuration of many common features like authentication, ORM, and admin panels; Vultr vultr Cloud Compute pricing as captured 31 December 2022 started at $5/month (1 vCPU, 1GB RAM, 25GB storage, 1TB transfer), scaling to $10/month and $20/month with more vCPU/RAM/storage; bandwidth overage billed at $0.01 to $0.05 per GB depending on plan
  • They diverge on capability: Flask covers Lightweight framework, Vultr covers Cloud servers.

Where they differ

Only the attributes on which Flask and Vultr actually diverge.

Attributes where Flask and Vultr differ
AttributeFlaskVultr
Pricing modelfreeusage-based
PlatformsLinux, macOS, Windows, Cloud (any platform supporting Python)Web, Api, Cli
CategoryWeb DevelopmentCloud & Infrastructure
Founded20102014

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 Flask

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

Only in Vultr

  • Cloud servers
  • Bare metal servers
  • Block storage
  • Object storage
  • Load balancers
  • Kubernetes
  • Firewalls
  • Private networks

Both cover

  • Cloud deployment

What people use each for

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

Flask

  • REST APIs and backend servicesnot Vultr
  • Small-to-medium web applications and prototypesnot Vultr
  • Microservicesnot Vultr
  • Server-rendered apps using Jinja templatingnot Vultr
  • Teaching and learning web developmentnot Vultr

Vultr

  • High performance computingnot Flask
  • Game serversnot Flask
  • Streamingnot Flask
  • Database hostingnot Flask
  • Application serversnot Flask

Where each one falls short

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

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

Vultr

  • Vultr Cloud Compute pricing as captured 31 December 2022 started at $5/month (1 vCPU, 1GB RAM, 25GB storage, 1TB transfer), scaling to $10/month and $20/month with more vCPU/RAM/storage; bandwidth overage billed at $0.01 to $0.05 per GB depending on plan

Pricing, plan by plan

Flask

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

Vultr

Free
  • Cloud Compute$2.5/month
    • 512MB RAM
    • 10GB SSD
    • 500GB bandwidth
  • Bare Metal$32/month
    • Dedicated hardware
    • High performance
    • Full root access

Which should you pick?

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

Choose Vultr if

  • You need cloud servers.
  • You want to start without paying.
  • You work on Web, Api, Cli.
  • You also want bare metal servers.
Vultr review

Questions people ask

Is Flask or Vultr better?
Neither clearly leads. Flask starts at Free and Vultr at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Flask or Vultr?
Flask starts at Free and Vultr at Free.
Does Flask or Vultr run on more platforms?
Flask runs on Linux, macOS, Windows, Cloud (any platform supporting Python). Vultr runs on Web, Api, Cli.
Can I use Flask for free?
Both have a free tier, so you can try either at no cost before committing.
What is Flask best used for?
Flask is most often used for rest apis and backend services, small-to-medium web applications and prototypes, microservices, server-rendered apps using jinja templating. Of those, rest apis and backend services and small-to-medium web applications and prototypes are not what Vultr is typically brought in for.
What can Flask do that Vultr cannot?
Flask covers Lightweight framework, Jinja2 templating, Werkzeug WSGI toolkit, URL routing. Vultr covers Cloud servers, Bare metal servers, Block storage, Object storage. Both handle Cloud deployment.

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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