Compare

Hookdeck vs Mailcast

Hookdeck is an event gateway focused on routing webhooks, not email forwarding.

Short answer: Pick Hookdeck if you want scalable webhook routing and observability; pick Mailcast if you want domain email forwarding with webhook integration. Hookdeck has a free plan, paid from $39/month; Mailcast has a free plan, paid from $5/month.

Which to pick

Pick Hookdeck if you want…

  • Scalable webhook routing and observability
  • Reliable webhook event routing
  • Integrations with Slack, Discord or Microsoft Teams (on Hookdeck's list, not Mailcast's)

Pick Mailcast if you want…

  • Domain email forwarding with webhook integration
  • The lower starting price: $5/month against $39/month
  • Integrations with Gmail, Google Workspace or SMTP (on Mailcast's list, not Hookdeck's)

Side by side

What it is
Hookdeck:Hookdeck provides a reliable event gateway to receive, process, and deliver webhooks with routing, filtering, transformation, and rate-limiting.
Mailcast:Mailcast forwards email sent to your domain to any address, webhook, or SMTP with advanced filtering and rewriting.
Best for
Hookdeck:Scalable webhook routing and observability
Mailcast:Domain email forwarding with webhook integration
Who it’s for
Hookdeck:Developers and teams building event-driven applications that rely on webhooks.
Mailcast:Startups, freelancers, small teams needing custom domain email forwarding.
Pricing
Hookdeck:Freemium
Mailcast:Freemium
Starting price
Hookdeck:$39/month (Team)
Mailcast:$5/month (Starter)
Free plan or trial
Hookdeck:Free plan (Developer) · Free trial
Mailcast:Free plan (Free)
Plans
Hookdeck:Developer $0 /month · Team $39 /month · Growth $499 /month
Mailcast:Free $0 per month · Starter $5 per month · Essential $9 per month · Premium $19 per month · Personal $24 per year
Works with
Hookdeck:Slack, Discord, Microsoft Teams, PagerDuty, Opsgenie, Better Stack, Uptime, incident.io
Mailcast:Gmail, Google Workspace, SMTP

Hookdeck features

  • Receive & Debug Webhooks. Capture inbound webhooks locally or in the cloud with full observability.
  • Filter, Transform & Route. Apply custom filters, transformations and routing rules before delivery.
  • Queue with Rate Control. Manage delivery spikes with back-pressure handling and rate-limiting.
  • Auto-detect Issues & Replay. Detect failing events, get alerts and replay missed deliveries.
  • Outpost Delivery Platform. Add managed webhook delivery to your API or SaaS with tenant and subscription management.
  • Metrics & Alerts. Monitor latency, throughput and error rates; receive alerts for third-party latency.
  • Secure & Compliant. SOC2 compliance and optional HIPAA, SSO, SCIM for higher plans.
  • CLI & Console Tools. Command-line interface for local testing and a web console for payload inspection.

Mailcast features

  • Catch-all forwarding. Forward all incoming mail for a domain to a single address so nothing is missed.
  • Pattern matching aliases. Create email aliases using regular-expression patterns.
  • Multiple actions per alias. Send mail to several addresses, webhooks, or both from one alias.
  • Conditional forwarding. Define rules that decide whether an action is taken for each email.
  • Email rewriting. Modify subject lines or replace content before forwarding.
  • Webhook output. Send email data as JSON, form data, or attachments to your API endpoints.
  • SMTP sending. Send email from your alias addresses via SMTP.
  • Logging & privacy. TLS-encrypted delivery, logs kept 7 days, only subject logged.

Hookdeck vs Mailcast FAQ

What is the difference between Hookdeck and Mailcast?+

Hookdeck is an event gateway focused on routing webhooks, not email forwarding.

Should I use Hookdeck or Mailcast?+

Pick Hookdeck if you want scalable webhook routing and observability, reliable webhook event routing or integrations with Slack, Discord or Microsoft Teams (on Hookdeck's list, not Mailcast's). Pick Mailcast if you want domain email forwarding with webhook integration, the lower starting price: $5/month against $39/month or integrations with Gmail, Google Workspace or SMTP (on Mailcast's list, not Hookdeck's).

Is Hookdeck or Mailcast free?+

Hookdeck has a free plan (Developer); paid plans start at $39/month (Team). Mailcast has a free plan; paid plans start at $5/month (Starter).

Which is cheaper, Hookdeck or Mailcast?+

Mailcast is cheaper to start with: Mailcast's Starter plan ($5/month) against Hookdeck's Team plan ($39/month).

Do Hookdeck and Mailcast integrate with the same tools?+

Their integration lists don't overlap: Hookdeck lists Slack, Discord, Microsoft Teams, PagerDuty and 7 more; Mailcast lists Gmail, Google Workspace and SMTP.

On DevHunt

Hookdeck

30 upvotes · Launched on DevHunt on Mar 5, 2024

Mailcast

0 upvotes · Launched on DevHunt on Dec 30, 2025

Based on each tool's website and DevHunt data. Details may change; check the official sites.