Head-to-head, indicative as of Oct 2026. Prices change — always confirm on the vendor page.
Quick read: pick Heroku if your workload is no-devops deploys for small teams and shopify-style workflows and its included egress fits your traffic shape; pick Semrush if you need keyword research, rank tracking, and competitor audits. For anything latency-sensitive at the edge, cold start row is the tiebreaker.
| Heroku | Semrush | |
|---|---|---|
| Type | PaaS (classic) | SEO & marketing suite |
| Free tier | Eco dynos ~$5/mo shared pool | Limited free tools |
| Paid pricing (indicative) | Basic dyno ~$7/mo each | Pro ~$139.95/mo (~$117/mo billed annually) |
| Egress | Included allowances | n/a (SaaS) |
| Cold start | Dyno boot ~seconds | n/a |
| Regions | US + EU | Global data |
| Best for | No-DevOps deploys for small teams and Shopify-style workflows | Keyword research, rank tracking, and competitor audits |
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Last reviewed 2026-10-02 · NinjaOps SEO grid · DevOps blog