GMass and Koncert, An In-Depth Comparison 2026

Comparison Summary

In comparing GMass and Koncert, both products cater to sales engagement but serve different needs. GMass excels in email communication and large enterprises, with robust features like custom reports and extensive integrations, making it a powerful tool for marketing and advertising. Koncert, on the other hand, focuses on phone-based engagements, suited to smaller teams and industries like IT, providing solid support for sales call management and AI integrations. Each product, while focused on distinct channels, helps boost sales and customer acquisition effectively in their respective domains.

GMass: GMass allows scheduling, sending mass emails, and mail merge campaigns with Gmail. More features can be learned about by clicking here.

Koncert: Koncert offers an AI Dialer Platform featuring AI Parallel and Flow Dialers. It includes agent-assisted dialing, click-to-call, and list dialing for B2B sales outreach.

Deployed Market Segments: GMass vs Koncert

Share of peer evidence by company size for GMass and Koncert. Each product segments add up to 100%. Click any segment for supporting evidence.

GMass 100%
Koncert 100%
GMass Koncert
Key Capabilities Supported GMass supports communication management and engagement management, enabling users to send communications effectively and manage campaigns. → Koncert provides tools for engagement management and account management, focusing on sales call management and schedule-based interactions. →
Business Goals GMass facilitates acquiring customers and increasing sales, suitable for large marketing efforts. → Koncert aims to increase sales & revenue and helps in customer acquisition, valuable for growth in IT and software sectors. →
Core Features GMass offers standout features like custom reports, data import/export, and strong integration capabilities, meeting various marketing and enterprise needs. → Koncert features AI-powered tools, call recording, and analytics, providing targeted support for smaller, tech-driven teams. →
Vendor Support GMass offers comprehensive email support, 24/7 support options, catering to larger enterprises needing constant assistance. → Koncert provides phone support and 24/7 support, useful for smaller teams requiring prompt interaction. →
Segments and Industries GMass is predominantly used by large enterprises, particularly in marketing and advertising industries. → Koncert is favored by small to mid-sized businesses in IT and computer software industries. →
Operational Alignment GMass aligns well with complex marketing workflows, especially in managing large-scale email campaigns. → Koncert fits into phone-based operational environments, ideal for teams focusing on telemarketing and direct sales calls. →

GMass and Koncert: Best activities based on customer satisfaction

GMass in Action: Unique Activities

How can GMass optimize your Communication Management Workflow?
Gmass facilitates sending mass emails directly from Gmail, enabling efficient communication with large groups. The platform allows scheduling, tracking email opens, and sending personalized emails while preserving recipient privacy. Gmass offers a free version with limited email sending capacity, requiring upgrades for higher volume.
"...Email track, automated follow up emails, follow up emails sent as replies to existing threads is great...." Peer review by David S, Regional Sales Manager - US East Coast, Computer Software
How can GMass optimize your Campaign Management Workflow?
Gmass provides comprehensive campaign management features for large email marketing campaigns. These features include campaign tracking, report generation, and the ability to create individualized email campaigns. However, the software has limitations in the visual presentation of reports and invoices.
"...This is so much easier to manage campaigns and the data coming back is way better...." Peer review by Verified Reviewer, Education
What solutions does GMass provide for Contact List Management?
Gmass facilitates managing contact lists within Google Drive, enabling users to send bulk emails to large audiences. The tool supports personalized email campaigns through mail merge functionality with Google Sheets, allowing for efficient communication with clients and potential customers. Gmass's name detection feature from email addresses or past interactions may not always be accurate.
"...GMass helps me to contact my customers easily through emails...." Peer review by User

Koncert in Action: Unique Activities

What makes Koncert ideal for Engagement Management?
ConnectLeader streamlines engagement management by automating and scaling sales workflows across multiple communication channels. The platform enables personalized, time-based follow-up strategies to engage leads effectively and convert prospects into paying customers. While ConnectLeader facilitates integration with other systems, it currently lacks the promised full functionality in its Tru-Cadence tool.
"...Can include way more people in my cadence at one time, takes 1/4 of the time to complete all my calls in one day - so much more productive!...." Peer review by Jenna S, Sales Associate, Computer Software
How efficiently Does Koncert manage your Account Management?
Koncert provides a multi-channel B2B sales engagement platform. The platform includes a click-to-call dialer, a list dialer, and an agent-assisted dialer. Koncert's solutions aim to increase sales productivity and effectiveness for B2B sales teams.
"...Koncert's B2B sales dialing software includes human powered agent-assisted dialing, click to call, and list dialing for sales outreach...." Human Agent-Assisted Dialer
How does Koncert address your Business Development Challenges?
ConnectLeader enhances business development productivity by automating tasks and streamlining the sales process. It facilitates efficient contact outreach, prospect engagement, and data collection. Furthermore, ConnectLeader seamlessly integrates with popular CRM platforms, enabling improved data synchronization and analysis.
"...From business development to deal progression, ConnectLeader has tools to help in all facets of the sales process without slowing down the sales force...." Peer review by Avi A, Enterprise Account Executive, Information Technology and Services
How can Koncert optimize your Telemarketing Workflow?
Koncert Telemarketing provides a system that automates cold calling, making it more efficient and effective. This system helps businesses connect with prospects quickly, while providing accountability and documentation for prospecting efforts. Koncert Telemarketing also assists businesses in finding qualified telemarketers who can secure appointments, improving overall sales results.
"...Entry level sales professionals who do cold calling and prospecting can easily spend 7 of their 8 hours a day punching numbers into a phone and not necessarily talking with anyone...." Peer review by Kim Brown, Director of Sales Development & Operations, Hexagon

IT and Other Capabilities

  • Low
  • Medium
  • High

Business Setting

GMass Koncert
Peer score 4.8 4.6
Peer insights 4568 709
Top industries
Marketing And Advertising 18.0%
Information Technology And Services 9.0%
Education 9.0%
Information Technology And Services 62.0%
Computer Software 18.0%
Internet 6.0%
SMB and Mid-Market 86.0% 70.0%
Enterprise 14.0% 30.0%
Pricing GMass

News

Latest GMass news

Friendly Click Tracking Links Are Now Available in GMass

GMass has introduced friendly click tracking links, enhancing the appearance of tracked links to resemble actual URLs. This update aims to improve click-through rates and deliverability by making links more trustworthy and clickable. The feature is available for all GMass users and can be enabled via the account dashboard.

24/07/2026 - source

Latest Koncert news

Koncerts AI-Driven Sales Technology Platform Shines in G2 Spring 2025 Rankings: High Performer Across Key B2B Categories

Koncert's AI-Driven Sales Technology Platform has been recognized as a High Performer in G2's Spring 2025 Reports across multiple B2B categories, including Auto Dialer, Sales Engagement, and Sales Coaching. The platform received accolades for high user adoption, ease of use, and fast implementation, highlighting its impact on enhancing sales productivity and efficiency.

20/08/2025 - source