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About

CallSine is an autonomous, agent-powered outreach and sales-engagement platform that researches prospects deeply, scraping websites, LinkedIn profiles, and company information, to deliver hyper-personalized messaging at scale. It uses a multi-agent pipeline built on retrieval-augmented generation to ingest your sales and marketing assets, understand your value proposition, generate individualized emails, LinkedIn messages, or calls, and orchestrate deployment across channels with timing and cadence tailored to each prospect. CallSine doesn’t rely on basic templating; instead, it builds context-rich outreach by combining deep prospect insight, branded content, and automated follow-ups driven by behavioral cues. It also provides analytics and AI coaching to monitor engagement, refine messaging, and adapt strategy based on responses or lack thereof.

About

Tommos is an AI-assisted CRM for founder-led service businesses that manage sales from inquiry through contract and invoicing. Its Tommo SDR agent responds to website inquiries and schedules discovery calls; Tommo Closer prepares call recaps, proposals, and follow-up emails; and Tommo Legal reviews client contracts against the seller’s stated positions and drafts clause memos. Work is presented as approval cards for review before messages are sent. After 12 approvals of the same type without edits, users can allow that email action to run automatically. For won deals, users can review proposed invoices and send them through Mercury. Tommos also provides a browser-based CRM, Google Workspace connections, and access through a REST API and MCP server for project- and service-based B2B sales workflows.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Sales and marketing teams in B2B organizations wanting a tool to scale personalized prospect outreach, automate their top-of-funnel pipeline, and boost conversion without adding headcount

Audience

Founder-led B2B companies of 1 to 50 people that sell projects or hours after a call, an estimate and a contract: tech services, marketing agencies, consulting, professional services, recruiting and staffing agencies.

Support

Phone Support Not Supported
24/7 Live Support Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Not Supported

API

Offers API Supported

Screenshots and Videos

Screenshots and Videos

Pricing

$99 per month
Free Version Not Supported
Free Trial Supported

Pricing

$299/month
Plans start at $299/month. A 14-day trial is available without a payment card. A 30-day money-back guarantee applies to the first payment.
Free Version Not Supported
Free Trial Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation Supported
Webinars Not Supported
Live Online Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

CallSine
Founded: 2021
United States
callsine.com

Company Information

Tommos
Founded: 2026
United States
tommos.ai

Alternatives

Alternatives

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Nex

GarageSpace
Apollo

Apollo

Apollo.io
Mach

Mach

MachGTM
Jason AI

Jason AI

Reply

Categories

AI Sales Agents Supported
AI Sales Tools Supported
AI SDR Supported
Sales Engagement Supported

Categories

AI CRM Supported
AI Sales Agents Supported
AI SDR Supported
CRM Supported

CRM Features

Calendar/Reminder System Supported
Call Logging Not Supported
Document Storage Supported
Email Marketing Not Supported
Internal Chat Integration Not Supported
Lead Scoring Not Supported
Marketing Automation Integration Not Supported
Mobile Access Not Supported
Quotes / Proposals Supported
Segmentation Not Supported
Social Media Integration Not Supported
Task Management Not Supported
Territory Management Not Supported

Integrations

Claude Not Supported
Claude Code Not Supported
Google Analytics Not Supported
Google Workspace Not Supported
Granola Not Supported
Lead Onion Supported
LinkedIn Supported
Mercury Not Supported
Model Context Protocol (MCP) Not Supported
RB2B Supported
ZoomInfo Not Supported

Integrations

Claude Supported
Claude Code Supported
Google Analytics Supported
Google Workspace Supported
Granola Supported
Lead Onion Not Supported
LinkedIn Not Supported
Mercury Supported
Model Context Protocol (MCP) Supported
RB2B Not Supported
ZoomInfo Supported
Claim CallSine and update features and information
Claim CallSine and update features and information
Claim Tommos and update features and information
Claim Tommos and update features and information