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features
design
support

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Description

Reply.io combines AI automation, real-time data, and multichannel engagement to help modern sales teams generate, nurture, and convert leads at scale. The platform’s advanced database of over 1 billion B2B contacts allows users to discover ideal prospects using audience targeting and enrichment tools. Through AI-driven personalization, users can craft dynamic email sequences, automate LinkedIn messages, and even send follow-up calls or SMS from one unified dashboard. Its flagship Jason AI SDR agent autonomously handles outreach—analyzing data, generating messages, and scheduling meetings on behalf of the team. Reply.io’s robust email deliverability suite ensures that every message reaches the right inbox with features like domain warm-ups, spam prevention, and reputation tracking. Sales teams can manage every stage of the pipeline—discovery, engagement, and conversion—without switching tools. Seamless integrations with CRMs, calendars, and marketing platforms make it easy to sync activities and track performance. With over a decade of innovation, Reply.io remains the go-to automation partner for businesses looking to humanize and scale sales outreach through AI.

Description

Sixtyfour serves as a research platform driven by AI, empowering organizations to create customized agents that can identify, enhance, and analyze data regarding individuals and companies in real time via a programmable API. By automating what were once labor-intensive research tasks, it gathers information from both public and proprietary sources, synthesizing structured insights that are promptly available for applications in sales, recruiting, or strategic planning. The platform allows developers and teams to enrich lead profiles, map out entire markets, and monitor evolving indicators like hiring trends, changes in leadership, funding developments, and technology adoption, all tailored to specific requirements. Its intelligent agents function as proactive research assistants, consistently collecting and refreshing pertinent information, thus enabling users to specify precisely the data they seek instead of depending on fixed datasets or broad filters. This dynamic approach ultimately enhances decision-making processes and drives business growth.

API Access

Has API Yes 

API Access

Has API Yes 

Screenshots View All

Screenshots View All

Integrations

COZYROC SSIS+ Suite Yes 
Captain Data Yes 
FirstQuadrant Yes 
HubSpot CRM Yes 
HubSpot Customer Platform Yes 
Insightly Yes 
LinkedIn Yes 
Microsoft Excel No 
Microsoft Exchange Yes 
Nutshell Yes 
Pitchsail Yes 
ProspectingToolkit Yes 
QuickMail Yes 
RegFox Yes 
Salesforce Yes 
SignalHire Yes 
VoilaNorbert Yes 
Wufoo Yes 
Zendesk Sell Yes 

Integrations

COZYROC SSIS+ Suite No 
Captain Data No 
FirstQuadrant No 
HubSpot CRM No 
HubSpot Customer Platform No 
Insightly No 
LinkedIn No 
Microsoft Excel Yes 
Microsoft Exchange No 
Nutshell No 
Pitchsail No 
ProspectingToolkit No 
QuickMail No 
RegFox No 
Salesforce No 
SignalHire No 
VoilaNorbert No 
Wufoo No 
Zendesk Sell No 

Pricing Details

$49/user/month
Email Volume ($49/user/month billed annually, $59/month billed monthly) offers:
- Starts from 1.000 Active contacts
- Email Automation
- Unlimited mailboxes
- Unlimited email warmup
- Unlimited contact storage
- Unlimited emails monthly
- 1 User
- 50 data search credits
- Centralized inbox
- Anti-spam & deliverability suite inbox

Multichannel ($89/user/month billed annually, $99/month billed monthly):
- Unlimited Active contacts
- Multichannel automation
- 5 mailboxes/user
- Unlimited email warmup
- Unlimited contact storage
- Unlimited emails monthly
- 50 data search credits
- Centralized inbox
- Anti-spam & deliverability suite
! Onboarding with the CSM on an annual.

Agency ($166):
- Unlimited clients
- Email Automation
- Unlimited mailboxes
- Unlimited email warmup
- Unlimited contact storage
- Unlimited emails monthly
- Unlimited users & clients
- Centralized inbox
- Anti-spam & deliverability suite
- Agency Dashboard
- Roles and permissions
- Dedicated Support
- Unified team workspace

AI SDR Starter
$500/month annually, $800/month monthly.
- 1,000 active contacts
- 1,000 real-time B2B contacts
- 1 LinkedIn account
- Unlimited users
- High-accuracy emails
- AI personalization
- Autopilot & copilot modes
- Multichannel automation
- Unlimited mailboxes & warm-ups
! CSM onboarding on annual.
Free Trial Yes 
Free Version No 

Pricing Details

Free
Free Trial No 
Free Version Yes 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) Yes 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars Yes 
Live Training (Online) Yes 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) Yes 
In Person No 

Vendor Details

Company Name

Reply

Founded

2014

Country

United States

Website

reply.io

Vendor Details

Company Name

Sixtyfour

Founded

2025

Country

United States

Website

www.sixtyfour.ai/

Product Features

B2B Data

B2B Contact Data Yes 
B2B Intent Data No 
B2B Leads Data Yes 
B2B Marketing Data No 
Business Ownership Data No 
Company Data Yes 
Employee Data No 
Firmographic Data Yes 
Job Posting Data No 
Salary Data No 
Technographic Data No 

Email Tracking

A/B Testing Yes 
Audience Segmentation No 
Campaign Management Yes 
Event-Based Notifications Yes 
Location Tracking No 
Team Management Yes 

Email Verification

Bulk Email Verification Yes 
Catch-all Server Detection No 
Disposable Email Detection No 
Domain Check Yes 
Mail Server Validation No 
Single Email Verification No 
Spam Trap Detection No 
Syntax Check No 

Lead Generation

Contact Discovery Yes 
Contact Import/Export Yes 
Lead Capture No 
Lead Database Integration Yes 
Lead Nurturing No 
Lead Scoring No 
Lead Segmentation Yes 
Pipeline Management No 
Prospecting Tools Yes 
Visitor Identification No 

Sales Acceleration

CPQ No 
Campaign Management No 
Dialer Yes 
Email Sequencing Yes 
Email Templates Yes 
Email Tracking Yes 
List Building Yes 
Meeting Scheduler Yes 
Predictive Analytics Yes 
Reporting Yes 
Sales Gamification No 
Sales Intelligence Yes 
Sales Workflow Management No 

Sales Enablement

Collaboration Yes 
Contact Management Yes 
Content Management No 
Document Management No 
Goals / Quota Management No 
Lead Management Yes 
Meeting Management Yes 
Performance Management Yes 
Presentation Management No 
Proposal Management No 
Territory Management No 
Training Management No 

Sales Engagement

CRM Integration Yes 
Call Scripts / Call Steps No 
Email Sequences Yes 
Email Tracking / Automation Yes 
Lead Management Yes 
Reporting / Analytics Yes 
Sales / Voice Dialer Yes 
Sales Automation Yes 
Search No 
Task Management Yes 
Templates Yes 
Workflow Management No 

Sales Force Automation

Call Management No 
Campaign Management Yes 
Channel Management No 
Commission Management No 
Contact Management No 
Contract Management No 
Customer Database No 
Email Marketing Yes 
Field Sales Management No 
Lead Management Yes 
Opportunity Management No 
Performance Metrics Yes 
Proposal Generation No 
Referral Tracking No 
Sales Forecasting No 
Territory Management No 

Sales Intelligence

CRM Integration Yes 
Data Cleaning No 
Data Enrichment Yes 
Data Import/Export Yes 
Data Mining No 
Data Verification Yes 
Email Integration No 
Lead Scoring No 
List Building Yes 
Performance Management No 
Pipeline Management No 
Predictive Modeling/Analytics No 
Prospecting Tools Yes 
Reporting/Analytics Yes 
Sales Forecasting No 

Product Features

B2B Data

B2B Contact Data No 
B2B Intent Data No 
B2B Leads Data No 
B2B Marketing Data No 
Business Ownership Data No 
Company Data No 
Employee Data No 
Firmographic Data No 
Job Posting Data No 
Salary Data No 
Technographic Data No 

Sales Intelligence

CRM Integration No 
Data Cleaning No 
Data Enrichment No 
Data Import/Export No 
Data Mining No 
Data Verification No 
Email Integration No 
Lead Scoring No 
List Building No 
Performance Management No 
Pipeline Management No 
Predictive Modeling/Analytics No 
Prospecting Tools No 
Reporting/Analytics No 
Sales Forecasting No 

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