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SPECIFICTION
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GMass vs Right Inbox

GMass

gmass.co

Right Inbox

rightinbox.com

Side by side

FigureGMassRight Inbox
Price from$1.67/mo$0.66/mo
Free plan—Yes
Free trialYesYes
Open source——
WebYesYes
Windows—Yes
macOS—Yes
Linux—Yes
Plans published65
Spec score · Email Scheduling Software8.1 (#11)8.9 (#7)
ProductGMass sends newsletters, announcements, cold email campaigns, and transactional email from inside Gmail.Right Inbox is a Gmail productivity tool offering email tracking, mail merge, scheduling, reminders, GIFs, inbox pause, and templates.
SupportGMass directs customers to read support guidelines and submit a support form to contact its support team.Right Inbox says users can contact support through its Help Center contact form and that it usually responds within 24 hours.

Plans

GMass

  • Standard$20 a year
  • Standard$29.95 a month
  • Premium$39.95 a month
  • Professional$59.95 a month
  • Premium$349 a year
  • Professional$599 a year

GMass pricing →

Right Inbox

  • LimitedFree
  • Professional$7.95 a year
  • Professional$9.95 a month
  • Team$16.95 a year
  • Team$19.95 a month

Right Inbox pricing →

In their own words

GMass

GMass has no write-up on Specifiction yet; its figures are above.

Visit gmass.co

Right Inbox

Right Inbox adds email productivity tools to Gmail, including tracking, scheduling, mail merge, reminders, templates, GIFs, and inbox pause. Open, reply, and click tracking are available with real-time alerts. Send Later lets users schedule messages, while Sequences can follow up when a recipient does not open or reply. Recurring Emails automate messages on daily, weekly, or monthly schedules. Its CRM feature syncs important threads through smart BCC; listed integrations include Pipedrive, Salesforce, HubSpot, Zoho, Highrise, Zapier, Greenhouse, SugarCRM, Nutshell, and OnePageCRM. Right Inbox works with Chrome, Safari, and Firefox and is offered as an extension, for macOS, and on the web. The free plan is limited to solo use and five emails per month, with mail merge, sequences, and CRM integration excluded. Paid service starts at $7.95/user/mo (annual). The company says it uses Google OpenID/OAuth2 authorization rather than accessing Gmail passwords.

Visit rightinbox.com