Deliver with confidence

Our gsuite warmup tool is designed to help businesses warm up their gsuite email accounts quickly and effectively, ensuring maximum deliverability and inbox placement.

No credit card required
Full access to all features
gsuite warmup tool

Works with every major email provider

How our system works

Our automatic system will increase your email repulation and save you from spam folder in long run. Here's how we made this thing possible in AI era.
Connect your email account
Connect your email account and select the warm-up option you like. You can connect any email account.
Sending emails and moving from spam
Our system send emails from your email to other emails in our warm-up network and  mark as important.
Opening incoming warm-up emails
Our system will open incoming and outgoing emails by sending and receiving from our warm up network.
Replying incoming warm-up emails
Our system will read each of your incoming emails carefully and then respond accordingly.

Warming up your emails. Start free.

One simple plan with a 14-day free trial. No credit card required.


Ensure a successful email campaign using our email warmup software.
Unlimited email accounts
Warmup 50 emails / Day / Email
Multiple warmup methods
Support any email servers
AI generated email copy
Premium support
Start 14-Day Trial
No credit card required
I was struggling with low email deliverability and constant spam folder traps was frustrating me. Then I found this product—it's amazing! My email account reputation improved drastically and now my emails reach the inbox effortlessly.
Joseph Martinez
Email Marketing Manager

Frequently Asked Questions

You can find answers to some of the most frequently asked questions here, so feel free to send us a message if you do not find what you are looking for.
Which mail accounts does SendFlock work with?
SendFlock works with Gmail, G Suite, Zoho, Office 365, Outlook, and any email address that supports SMTP and IMAP connections.
Can I add multiple email accounts?
Yes, you can add multiple email accounts. We charge on the total email accounts you connected to our system.
What is gsuite warmup tool?
Our Gsuite warmup tool helps you build trust and reputation with email providers, like Gmail or Outlook, when you start sending emails from a new or dormant email address.

When you use a new email address to send a large number of emails right away, it mostly trigger spam filters, causing your emails to land in the recipients' spam folder. To avoid this, gsuite warmup tools gradually increase the number of emails you send over a period of time. This process allows email providers to recognize your address as legitimate and not spammy.

In simple terms, it's like introducing yourself slowly to email providers instead of bombarding them with emails right from the beginning. This way, your emails are more likely to reach the recipients' inboxes, improving your chances of successful communication.
Why do I need a gsuite warmup tool?
Gsuite warmup tool is essential because it helps you build a positive reputation for your email address and domain with email service providers (ESPs) like Gmail, Yahoo, or Outlook. When you send emails from a new or dormant account or start sending high volumes of emails suddenly, it might trigger spam filters and make your messages land in recipients' spam folder instead of their primary inbox.

Gsuite warmup tool gradually increases your sending volume over time, allowing ESPs to recognize your emails as legitimate and trustworthy. By establishing a good sender reputation, your emails are more likely to reach the intended recipients' main inbox, increasing the chance of engagement and successful communication with your audience.
What's the trial time?
We have 14 days trial period. No card is required.
What's the refund time?
We have a 14-day money-back guarantee.
Do you have more questions? Contact our support now.