Closely vs Sumble
A factual comparison of features, pricing, and capabilities.
Closely
Outbound platform that runs automated campaigns across LinkedIn and email from a shared sender, with a conditional sequence builder, unified inbox, contact enrichment and AI personalization agents.
Sumble
Sumble is a GTM data platform that maps the teams, technologies and active initiatives inside target accounts so sellers reach the right people with the right message, with tech, job-function and firmographic search, signals and an MCP server. Free and Pro plans are per month in USD.
Pricing comparison.
Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.
Feature comparison.
| Feature | Closely | Sumble |
|---|---|---|
| Multichannel campaigns across LinkedIn and email | ||
| Conditional sequence builder | ||
| Smart Inbox unifying LinkedIn and email replies | ||
| LinkedIn account warmup | ||
| Dedicated residential IP for each LinkedIn account | ||
| OAuth Gmail and Outlook connection plus custom SMTP | ||
| Email finder with a multi-step fallback process | ||
| Phone number finder | ||
| AI lead scoring and personalization agents | ||
| Export from Sales Navigator, LinkedIn posts and events | ||
| Tech, job function and firmographic search | ||
| Browse organizations and find people | ||
| Reporting hierarchy | ||
| Signals on chosen organizations | ||
| Personalized outreach email drafts | ||
| Full text search | ||
| MCP server | ||
| Project-based search filters |
Native integrations.
Closely
Sumble
Let us handle it.
We manage the infrastructure, deliverability, and campaigns. You get results without the tool research.
Information gathered from official sources and may change. Pricing and features last verified 9/4/2026. Please visit the official websites for the most current information.