Heroku vs Kinsta

Heroku is strongest for teams migrating away. Kinsta is strongest for managed WordPress. Here's how they stack up on price, uptime, and support.

Feature	Heroku	Kinsta
Starting price	$3/mo	$35/mo
Best for	Teams migrating away Legacy Rails/Node apps Historical PaaS comparison	Managed WordPress Agencies High-traffic WordPress sites Enterprise WordPress
Stated uptime SLA	99.5% (Postgres Essential); higher SLAs on Standard/Premium/Private/Shield not separately published	99.9%
Storage	SSD	SSD
Regions	2	37
Managed Kubernetes	No	No
Support channels	Ticket, Docs (Dev Center), Community forum	24/7 live chat, Ticket, Docs, MyKinsta dashboard
Compliance	SOC 2, HIPAA (Shield tier only), GDPR, PCI (Shield tier only)	GDPR
Hidden costs to watch for	Eco dynos ($5/mo flat) are personal-account only and not available to Enterprise/Team customers Postgres Essential tier has no fork/follow, no HA, and only 99.5% uptime SLA -- a hidden reliability cliff vs. Standard Add-on overages (Postgres row/connection limits, Redis memory limits) can force an unplanned upgrade to the next tier Performance dynos require an established payment/billing history before they can be provisioned Private Spaces and Shield Private Spaces carry a substantial network-isolation premium (2-3x) over common-runtime equivalents Heroku Postgres Advanced tier pricing is not published; requires contacting sales	Overage per extra 1,000 visits above plan allowance billed per Kinsta overage schedule (not itemized on public pricing page) Premium Staging Environment add-on reported at $20/month per extra environment beyond the included free staging environment (figure from secondary source, not independently verified on a primary Kinsta page) CDN bandwidth overage reported at approximately $0.05/GB past plan allowance (figure from secondary source, not independently verified) Sevalla Application Hosting: egress bandwidth billed at $0.10/GB (ingress free); build time billed at $0.0003333/second ($0.02/minute) Sevalla Database Hosting: disk space add-ons sold in 10 GB increments at $10/month per 10 GB; external egress bandwidth billed at $0.10/GB (internal app-to-db connections free)
Last reviewed	2026-07-18	2026-07-18