Side by side

GMass vs NuReply

Both stand on email scheduling software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

GMass

Free trial ExtensionWeb

GMass brings campaign sending and management into Gmail, with options for personalization, follow-ups, and integrations. Consider its pricing, email-list data practices, and settings interface before choosing it.

Visit GMass

NuReply

Free trial APIWeb

NuReply combines lead handling, personalized outreach, automated sequences, and a shared reply view. Confirm that its business-domain requirement and plan-specific limits fit your sending setup.

Visit NuReply

The facts

	GMass	NuReply
Free plan	A free trial	A free trial
Open source	Not published	Not published
Runs on	Extension, Web	API, Web
Lowest paid plan	Premium: $349 a year	Starter: $25 a month
Plans published	6	6
Maker	Not published	Not published
Website	gmass.co	nureply.com
On email scheduling software	#20 of 30	#24 of 30

GMass: what it does well

Personalizes campaigns with mail merge and conditional logic
Uses Google Sheets rows and columns for campaign data
Includes analytics, scheduling, follow-ups, and A/B testing
Offers API, webhooks, Zapier, and SMTP relay connections

What to know first

No free plan, though a free trial is available
The settings interface may overwhelm wizard-preferring users
Stores recipient email addresses and may share list information for targeted advertising

NuReply: what it does well

Personalizes copy using prospect and company information.
Supports automated multi-step sequences and scheduled sends.
Imports leads from CSV or CRM.
Multinbox brings connected-account replies together.
The 14-day trial requires no credit card.

What to know first

No free plan is listed.
Personal freemail accounts cannot send campaigns.
API usage is rate-limited to 60 requests per minute.
Daily API limits also vary by plan.

Alternatives to GMass Alternatives to NuReply The whole list