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Cloud · head to head

HAProxy vs Heroku

HAProxy logo

HAProxy

Cloud

High-performance TCP and HTTP load balancer

From
Free
Rated
-
Heroku logo

Heroku

Cloud

Cloud Application Platform

From
$5/month
Rated
-

The short version

  • Only HAProxy has a free tier, so it costs nothing to try first.
  • Each has a real cost: HAProxy configuration syntax is dense and unforgiving, with a steep initial learning curve; Heroku there is no free dyno tier; the cheapest Eco dyno is $5 per month
  • They diverge on capability: HAProxy covers High throughput, Heroku covers Git-based deployment.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which HAProxy and Heroku actually diverge.

Attributes where HAProxy and Heroku differ
AttributeHAProxyHeroku
Starting priceFree$5/month
Pricing modelOpen source, no licence feesubscription
Free tierYesNo
PlatformsLinux, Docker, Kubernetes, Self-hostedWeb, Api, Workers
FoundedUnknown2007

Identical on both: user rating (Not yet rated), category (Cloud).

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 HAProxy

  • High throughput
  • Layer 4 and 7
  • Health checking
  • Rate limiting and ACLs

Only in Heroku

  • Git-based deployment
  • Buildpacks
  • Dynos (containers)
  • Add-ons marketplace
  • Postgres database
  • Environment variables
  • Logging
  • API

What people use each for

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

HAProxy

  • Load balancing at traffic levels where proxy efficiency shows up in the hardware billnot Heroku
  • Precise traffic control — rate limits, sticky sessions, complex routing rulesnot Heroku
  • TCP load balancing for databases and non-HTTP servicesnot Heroku

Heroku

  • Application hostingnot HAProxy
  • Database as a servicenot HAProxy
  • CI/CD pipelinesnot HAProxy
  • API deploymentnot HAProxy

Where each one falls short

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

HAProxy

  • Configuration syntax is dense and unforgiving, with a steep initial learning curve
  • No automatic certificate management, unlike newer servers that treat it as default behaviour
  • The built-in stats page is basic, so real observability needs exporters and dashboards
  • A dedicated load balancer is more machinery than small deployments need

Heroku

  • There is no free dyno tier; the cheapest Eco dyno is $5 per month
  • Eco dynos sleep after 30 minutes of inactivity, are restricted to personal accounts and allow only 2 process types
  • Free SSL and 10 process types start at the Basic dyno at $7 per month
  • Private and Shield dyno types require a Private Space, which is billed on top of the dynos
  • Private Space dynos start at $250 per month for Private-M and $500 per month for Private-L
  • Dyno prices are per dyno per month, so an app with several process types multiplies the bill

Pricing, plan by plan

HAProxy

Free
  • HAProxyFree
    • Full functionality
    • No usage limits
    • Community support

Heroku

$5/month
  • Eco Dyno$5/month
    • 0.5 GB RAM
    • Git/Docker deploy
    • Custom domains
  • Basic Dyno$7/month
    • 0.5 GB RAM
    • Always-on
    • Free SSL
  • Standard-1X Dyno$25/month
    • 0.5 GB RAM
    • Horizontal scaling
    • App metrics
  • Standard-2X Dyno$50/month
    • 1 GB RAM
    • Horizontal scaling
    • App metrics

Which should you pick?

Choose HAProxy if

  • You need high throughput.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Self-hosted.
  • You also want layer 4 and 7.

Choose Heroku if

  • You need git-based deployment.
  • You work on Web, Api, Workers.
  • You also want buildpacks.

Questions people ask

Is HAProxy or Heroku better?
Neither clearly leads. HAProxy starts at Free and Heroku at $5/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, HAProxy or Heroku?
HAProxy has a free tier; the other does not. Paid plans start at Free for HAProxy and $5/month for Heroku.
Does HAProxy or Heroku run on more platforms?
HAProxy runs on Linux, Docker, Kubernetes, Self-hosted. Heroku runs on Web, Api, Workers.
Can I use HAProxy for free?
Yes. HAProxy has a free tier, so you can try it without paying. Heroku starts at $5/month.
What is HAProxy best used for?
HAProxy is most often used for load balancing at traffic levels where proxy efficiency shows up in the hardware bill, precise traffic control — rate limits, sticky sessions, complex routing rules, tcp load balancing for databases and non-http services. Of those, load balancing at traffic levels where proxy efficiency shows up in the hardware bill and precise traffic control — rate limits, sticky sessions, complex routing rules are not what Heroku is typically brought in for.
What can HAProxy do that Heroku cannot?
HAProxy covers High throughput, Layer 4 and 7, Health checking, Rate limiting and ACLs. Heroku covers Git-based deployment, Buildpacks, Dynos (containers), Add-ons marketplace.

Answered from the vendors’ own pages

HAProxy: Is HAProxy free?

Yes, the community version is open source. HAProxy Technologies sells HAProxy Enterprise separately.

Heroku: How much does Heroku cost?

Heroku dyno pricing starts at $5 per month USD for the Eco tier (with 30-minute inactivity sleep), $7 per month for Basic (always-on), and scales up to $1,500 per month for Performance-2XL with 126 GB RAM.

Source
HAProxy: HAProxy or Nginx?

HAProxy is a specialist load balancer with deeper balancing and health-check features. Nginx also serves static content and is more approachable, which is why it is more common as a general web server.

Heroku: What is the cheapest always-on Heroku plan?

The Basic Dyno at $7 per month USD is Heroku's cheapest always-on container option. It provides 0.5 GB RAM, free SSL, and support for 10 process types.

Source
HAProxy: Does HAProxy handle TLS certificates automatically?

No. Certificate issuance and renewal are external, unlike Caddy where it is automatic.

Heroku: How is Heroku Postgres priced?

Heroku Postgres Essential tier (shared resources) starts at $5-$20 per month for 1-32 GB disk. Standard tier (dedicated) ranges $50-$12,000 per month. Premium, Private, Shield, and Advanced tiers offer higher performance at corresponding prices.

Source
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