Apollo vs CallSine
Apollo
apollo.io
CallSine
callsine.comSide by side
| Figure | Apollo | CallSine |
|---|---|---|
| Price from | $49/mo | $349/mo |
| Free plan | Yes | — |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | — |
| Plans published | 2 | 3 |
| Spec score · Sales Engagement Software | 9.0 (#3) | 7.5 (#47) |
| Spec score · Outreach Automation | 9.0 (#2) | 7.6 (#19) |
| Integrations | Apollo lists Salesforce, HubSpot, Outreach, SalesLoft, Marketo, Sendgrid, LinkedIn, and major email providers among its integrations. | The pricing page lists data integrations as a feature of the Custom plan; it does not name specific integration partners. |
| Product | Apollo describes itself as a data intelligence and sales engagement platform for go-to-market teams. | CallSine describes itself as an agent-powered contextual outreach platform that researches prospects and deploys outreach automatically. |
Plans
In their own words
Apollo
Apollo is a data intelligence and sales engagement platform for go-to-market teams. It describes a prospecting database with more than 240 million contacts and 30 million accounts, alongside email sequencing, automated outreach, dialing, call recording and pipeline tools. Apollo’s agents can research accounts, prioritize leads, write outreach, follow up and book meetings. The platform lists more than 200 integrations, including Salesforce, HubSpot, Outreach, SalesLoft, Marketo, Sendgrid, LinkedIn and major email providers. Its free Chrome extension provides contact and account insights, email finding and dialing, and can add prospects to lists or sequences. The Free plan is free and includes 900 credits per seat per year, granted monthly, two sequences, API access and one intent topic. Basic costs $49 a month billed annually, with 30,000 credits per seat per year granted upfront, email sequencing and core integrations. Trial credits and features are subject to limits; unused credits expire at the end of each billing cycle.