There is no fixed cap per campaign. On System SMTP you are limited by your monthly credits, and on Own SMTP by the limits of your connected provider.
New: Own SMTP plans now start at ₹2,999 a year with unlimited sending. See plans →
New: Own SMTP plans now start at ₹2,999 a year with unlimited sending. See plans →
Plan, build and send newsletters, offers and announcements to lakhs of subscribers from one dashboard. Send on our managed servers or through your own SMTP and Amazon SES.
Works for a first newsletter of 500 contacts and for monthly sends of 7 lakh emails or more.
Most teams juggle a design tool, a list in a spreadsheet and a separate SMTP account. GO MAILBOX puts the whole campaign in one flow: pick a list or segment, build the email, check it, and send.
Campaigns go out through our warmed-up servers or your own SMTP, with domain authentication and suppression lists applied automatically. After the send, real-time reports show you what worked so the next campaign does better.
Pick a list or a rule-based segment, such as active buyers in Delhi NCR.
Start from a template or a blank canvas in the drag and drop builder.
Send test emails, A/B test the subject line, then send now or pick a time.
Track opens, clicks and bounces live, and reuse what works.
The tools you need to run regular campaigns without extra software.
Build responsive emails with headings, images, buttons and columns. No HTML needed.
Save your best layouts and reuse them for every newsletter and offer.
Plan festival, sale and launch campaigns in advance and let them send on time.
Test two subject lines and send the winner on open rate.
Large sends rotate across servers for steady, high throughput.
Opens, clicks, bounces and unsubscribes update live as the campaign sends.
From weekly newsletters to festive sale blasts.
Weekly or monthly updates to keep your audience engaged.
Festival sales, coupons and flash deals to your full list.
Product launches, policy updates and event invites.
Win back inactive subscribers with a targeted series.
How many emails can I send in one campaign?
There is no fixed cap per campaign. On System SMTP you are limited by your monthly credits, and on Own SMTP by the limits of your connected provider.
Can I schedule a campaign for later?
Yes. Pick a date and time and GO MAILBOX sends the campaign automatically, so you can plan festival and sale campaigns in advance.
Can I test before sending to the full list?
Yes. Send test emails to your team first, and use A/B split testing on subject lines to pick the winner on open rate.
Create a free account, import your list and send your first campaign. 14 days free, no credit card.
Enterprise bulk email marketing. A product of Tech Guru IT Solutions, New Delhi.
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