
Instantly
7.8#2 in outreach automationFrom $47 a monthAndroidiOSWebAPI
Visit
| Fact | Instantly | Warmbly |
|---|---|---|
| Headquarters | Sheridan, Wyoming, United States | London, United Kingdom |
| Integrations | The marketplace lists integrations including Slack, HubSpot, Zapier, RB2B, BetterContact, Replit, Gojiberry, and Findymail. | The listed integrations include HubSpot, Salesforce, Pipedrive, Close, Zapier, Make, n8n, Slack, Discord, Calendly and Cal.com; Google Sheets lead sync is available on demand. |
| Product | Instantly describes itself as a sales platform combining cold email automation with a built-in B2B lead database. | Warmbly is an open-source cold outreach platform that combines email warmup, sending, inbox, campaigns, analytics and CRM. |
| Security | Instantly's privacy policy says its security measures may include firewalls, encryption, hashing or truncation, and access controls. | Warmbly says it uses TLS 1.2 or above in transit and AWS KMS-backed, per-organization AES-256-GCM encryption at the application layer. |
Instantly may suit agencies, freelancers, founders, and sales or marketing teams looking to combine email outreach with lead discovery. Its trial limits and paid outreach plan are relevant for teams assessing sending needs.
Warmbly is aimed at founders, agencies, sales teams, recruiters, and fundraisers managing cold outreach. Teams wanting local control can self-host it.