Features
Everything in MailerSpark,
one platform.
Newsletter, cold outreach, automations, contacts, and a full developer API. No 'Email Marketing Pro' add-on. No 'Cold Outreach Enterprise' upsell. If it's on this page, it's in your plan.
Newsletter Campaigns
Broadcast, A/B test subject lines, schedule within time windows, throttle daily caps, and track revenue per send.
Learn moreCold Outreach Sequences
Multi-step sequences with wait days, A/B variants, stop on reply, and per-inbox throttling.
Learn moreUnibox
Every reply from every inbox in one thread — Gmail, 365, and IMAP. Synced every 60 seconds.
Learn moreAI Reply Classification
OpenAI, Ollama, or heuristic. Categorize replies as Interested, OOO, Wrong Person, or Auto-Reply.
Learn moreDrag-and-Drop Email Builder
11 block types, merge tags like {{firstName}}, and table-based HTML that renders in every client.
Learn moreAutomations (Beta)
Visual workflow builder with subscribe triggers, delays, sends, and conditions.
Learn moreTemplates
Marketing, transactional, and cold templates. Store as HTML source or as a builder document.
Learn moreContacts & CRM
Custom fields, CSV import, merge tools, public subscribe forms, and double opt-in.
Learn moreRule-Based Segments
all / any logic across any contact field, with live previews of who matches.
Learn moreConnected Inboxes
Gmail OAuth, Microsoft 365 OAuth, or any SMTP/IMAP mailbox. Credentials encrypted at rest.
Learn moreProxy Rotation
SOCKS4/5, HTTP, HTTPS residential proxies rotate the SMTP egress IP per send.
Learn moreReal-Time Analytics
Opens, clicks, bounces, replies, revenue — per campaign, per sequence, per inbox.
Learn moreREST API v1
Bearer auth, rate-limited, with endpoints for contacts, lists, and campaigns including sequence steps.
Learn moreSigned Webhooks
20 event types, HMAC-SHA256 signatures, delivery log, automatic retries, SSRF protection.
Learn moreSSRF + IDOR Guards
Webhook URLs are SSRF-scanned. Every API and route enforces org-scope to prevent cross-tenant access.
Learn moreAsync Worker (BullMQ)
Email, campaign, sequence, automation, outreach, and unibox queues on Redis — with graceful drain on shutdown.
Learn morePricing that's all-inclusive
Every feature above is in your plan.
We don't gate automations behind a "Pro" tier, or the API behind "Enterprise." Volume limits — yes. Feature gates — no.
Try it on the free plan
500 contacts. Forever free.
No credit card. No time limit. The free plan includes the same features as every other plan — just with lower volume.