Launches
Coming soon
Upcoming launches to watch
Launch archive
Most-loved launches by the community
Launch Guide
Checklists and pro tips for launching
Products
News
Newsletter
The best of Product Hunt, every day
Stories
Tech news, interviews, and tips from makers
Changelog
New Product Hunt features and releases
Community
Discussions
Ask questions, find support, and connect
Streaks
The most active community members
Events
Meet others online and in-person
Advertise
Subscribe
Sign in
GMass
Get the highest open rates you've ever seen.
30
reviews
87
followers
Save
Follow
Visit website
Overview
Launches
Reviews
Team
Awards
More
Launch date
ColdSMTP by GMass
—
Send unlimited cold emails from 1 account with no warm-up
Launched on December 17th, 2024
•
7
Cold Email Warmup by GMass
—
A completely free cold email warm-up system
Launched on May 18th, 2021
•
113
Free Email Verifier
—
The first free and accurate email verification service
Launched on August 6th, 2020
•
269
Link Checker by GMass
—
Get screenshots of all your links before sending email.
Launched on April 8th, 2019
•
65
Inbox, Spam, or Promotions?
—
See where your and your competition's emails are landing.
Launched on February 26th, 2018
•
73
GMass
—
Send email marketing campaigns INSIDE Gmail.
Launched on August 10th, 2017
•
1,014
GMass
—
A beautiful mass email system for Gmail
Launched on September 3rd, 2015
•
358
GMass
—
Mass email and mail-merge system for Gmail
Launched on August 28th, 2015
•
2