Web Development · head to head
Carrd vs Fly.io
The short version
- Only Carrd has a free tier, so it costs nothing to try first.
- Each has a real cost: Carrd free tier strictly limited to 3 sites; any additional sites require upgrading to Pro; Fly.io egress is priced by destination region, from $0.02 per GB in North America and Europe to $0.12 per GB for Africa and India, so the same traffic costs six times more depending on where users are
Where they differ
Only the attributes on which Carrd and Fly.io actually diverge.
Identical on both: 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 Carrd
Nothing recorded that Fly.io does not also cover.
Only in Fly.io
- Global deployment
- Docker support
- Postgres databases
- Redis support
- Auto-scaling
- Health checks
- Backups
- Monitoring
What people use each for
The jobs each tool is most often brought in to do.
Carrd
- Indie makers and solopreneurs building personal portfolios or landing pagesnot Fly.io
- Small business owners requiring minimal online presence at low costnot Fly.io
- Link-in-bio alternatives for social media profiles and contact pagesnot Fly.io
- Email capture pages for newsletters or lead magnetsnot Fly.io
- Cost-conscious teams requiring a cheap website alternative to Webflow or Squarespacenot Fly.io
Fly.io
- Deploying containerised applications close to users across regionsnot Carrd
- Running full stack apps and databases on managed machinesnot Carrd
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Carrd
- Free tier strictly limited to 3 sites; any additional sites require upgrading to Pro
- Pro plan includes Carrd branding removal but still lacks advanced features (e-commerce, multi-step funnels, complex forms)
- Single-page design only; does not support multi-page websites or complex site structures
- Limited template library compared to competitors like Leadpages or Unbounce
- Annual payment required for Pro tier; no monthly payment option
- No native A/B testing, analytics dashboard or conversion optimisation tools built-in
Fly.io
- Egress is priced by destination region, from $0.02 per GB in North America and Europe to $0.12 per GB for Africa and India, so the same traffic costs six times more depending on where users are
- Stopped machines still bill at $0.15 per GB of root filesystem a month, so a paused service is not a free one
- Volumes are billed on provisioned capacity rather than usage, at $0.15 per GB a month
- Reservation discounts of 40% require paying a year up front, from $36 to $1,440
- Fly Kubernetes is a separate $75 a month per cluster
- Dedicated IPv4 addresses are $2 a month each
Pricing, plan by plan
Carrd
Free- FreeFree
- 3 sites
- Responsive design
- Templates and blank pages
- Pro$19/year
- Unlimited sites
- Custom domain with SSL
- Contact forms
Fly.io
$29/month- Pay-as-You-Go$null/mo
- Micro VMs and persistent storage charged by usage
- FlyCTL CLI
- Unlimited users and organizations
- Serious Support$29/month
- Access to dedicated engineering team
- All Pay-as-You-Go features
- Machine Reservation Blocks$null/mo
- 40% discount on machine usage
- Requires upfront payment for savings
- Compliance Package$99/month
- HIPAA compliance
- BAAs
- SOC2 documentation
Which should you pick?
Choose Fly.io if
- You need global deployment.
- You work on Web, Api, Docker.
- You also want docker support.
Questions people ask
- Is Carrd or Fly.io better?
- Neither clearly leads. Carrd starts at Free and Fly.io at $29/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Carrd or Fly.io?
- Carrd has a free tier; the other does not. Paid plans start at Free for Carrd and $29/month for Fly.io.
- Does Carrd or Fly.io run on more platforms?
- Carrd runs on Web, Mobile. Fly.io runs on Web, Api, Docker.
- Can I use Carrd for free?
- Yes. Carrd has a free tier, so you can try it without paying. Fly.io starts at $29/month.
- What is Carrd best used for?
- Carrd is most often used for indie makers and solopreneurs building personal portfolios or landing pages, small business owners requiring minimal online presence at low cost, link-in-bio alternatives for social media profiles and contact pages, email capture pages for newsletters or lead magnets. Of those, indie makers and solopreneurs building personal portfolios or landing pages and small business owners requiring minimal online presence at low cost are not what Fly.io is typically brought in for.
- What can Carrd do that Fly.io cannot?
- Fly.io covers Global deployment, Docker support, Postgres databases, Redis support.
Answered from the vendors’ own pages
Carrd: How much does Carrd cost?
Carrd is free for up to 3 sites. The Pro plan costs $19/year and enables unlimited sites with custom domains, forms and integrations.
SourceFly.io: Is there a free tier for Fly.io?
Fly.io does not advertise a free tier. The base plan is pay-as-you-go with usage-based pricing for Micro VMs and persistent storage. All users get FlyCTL CLI, unlimited organizations, private networking, SSO, ACLs, and scoped tokens.
SourceCarrd: Can I use Carrd for e-commerce?
Carrd's Pro plan supports payment forms with Stripe integration, but it is not a full e-commerce platform. Single-product sales or payment collection is possible, but inventory management and complex product catalogs are not supported.
SourceFly.io: How much does Fly.io Serious Support cost?
Serious Support costs 29 USD per month and provides access to a dedicated engineering team while maintaining all pay-as-you-go features for Micro VMs and storage.
SourceCarrd: Can I create multi-page websites with Carrd?
No. Carrd is designed for single-page sites only. For multi-page websites, you would need to use a full website builder like Webflow or Squarespace.
SourceFly.io: What does Fly.io Compliance Package include?
The Compliance Package is 99 USD per month and includes HIPAA compliance, BAAs, and SOC2 documentation for organizations requiring compliance certifications.
SourceFly.io: Does Fly.io offer discounts for upfront commitment?
Yes, Fly.io offers Machine Reservation Blocks with 40% discount on machine usage. This requires upfront payment but applies savings on infrastructure costs.
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