Can I open-source Apollo?
YES · mature open-source replacementYes. Twenty (35k stars), Mautic (10k stars), EspoCRM (2k stars) are mature open-source replacements for Apollo — self-host with docker and stop paying $59/mo.
People still pay for Apollo because the durable value is accurate contact data and deliverability infrastructure; a sequence editor alone is not the product. The recurring cost buys consent records, suppression lists, DNS, bounces, reputation, abuse complaints, provider limits, and changing email rules, not just the visible interface.
xmassive proprietary contact database, enrichment, intent data, and deliverability tooling
xproprietary contact database
xinbox warm-up network
xdeliverability reputation
xlarge-scale enrichment and compliance tooling
These projects already replace it, free.
MMauticImport your own list, send a timed SMTP campaign, branch on replies and suppress bounces; enormous machinery for a small sequence.open source↗TTwentyA modern, Notion-flavored CRM built in the open as the community answer to Salesforce.open source↗EEspoCRMFull-featured CRM: leads, opportunities, email integration, workflows — light enough for a $5 VPS.open source↗What each one is, in full: Mautic · Twenty · EspoCRM
all 3 open-source alternatives to Apollo →· no votes, no pay-to-list · just what's real
Apollo pricing
| plan | monthly | annual (per mo) | what you get |
|---|---|---|---|
| free | $0/user | $0/user | 900 credits per seat per year granted monthly; trial plans include 50 credits and 5 mobile credits. |
| basic | $59/user | $49/user | 30,000 credits per seat per year granted upfront; paid email-provider connections unlocked. |
| professional | $99/user | $79/user | Paid sales-engagement tier; includes broader automation/dialer features, with credit usage governed by Apollo fair-use rules. |
| organization | $149/user | $119/user | Organization tier; minimum 3 users, advanced controls/security/reporting; credit usage governed by Apollo fair-use rules. |
| custom | custom | — | Custom enterprise or external-product/data-resale use cases. |
free tier$0; 900 credits per seat per year granted monthly; non-paying trial plans include 50 credits and 5 mobile credits.
billingmonthly + annual; cancellations take effect at end of current term; add-on downgrades at end of billing cycle
hidden costsAdd-on credits are recurring, charged immediately without proration, and unused credits expire at end of billing cycle; Unlimited plans have fair-use caps; custom terms required for data resale/external-product use.
verified 2026-08-10 · source ↗
Can I open-source Apollo?
Yes. Mautic replaces Apollo today — self-host it on your own server or machine with no subscription. The full list of open-source alternatives is on this page.
How much does Apollo cost?
Apollo costs about $59/month (Basic, checked 2026-07-31), which is $708 per year. That's what you save by replacing it with open source.
What do I lose by replacing Apollo?
Honestly: massive proprietary contact database, enrichment, intent data, and deliverability tooling; proprietary contact database; inbox warm-up network; deliverability reputation; large-scale enrichment and compliance tooling. If any of those are load-bearing for you, keep paying.
Is there an open-source alternative to Apollo?
Yes: Mautic (Import your own list, send a timed SMTP campaign, branch on replies and suppress bounces; enormous machinery for a small sequence.) Twenty (A modern, Notion-flavored CRM built in the open as the community answer to Salesforce.) EspoCRM (Full-featured CRM: leads, opportunities, email integration, workflows — light enough for a $5 VPS.) All 3 curated open-source alternatives are at caniopensourceit.online/apollo-io/alternatives.