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Warmy.io

Auto tool for email deliverability to make your email channel Reliable
Built by
Warmy.io
Installs
300+ installs
Rating

4.9

(55)

Sign in to installRequires Warmy.io subscription

Requirements

HubSpot Plan
HubSpot Account permissions
View the required account permissions
Access Type
Shared
Warmy.io Subscription
Free plan or Premium plans

Overview

Warmy is an auto-all-in-one tool for email deliverability

to make your Email Channel Reliable.

The email channel is the second most important channel for a business. Bad performance means lost business.

Businesses are sending emails Transactional / Marketing / Cold.

Those emails are landing in the spam folder (57% of the emails).

Warmy helps businesses to hit the inbox of their customers and prospects.

Features

Run a test to analyze the deliverability of your HubSpot account

Analyze your account in terms of deliverability, what is your inbox rate, and understand if there is any improvement.

Analyze the deliverability of your marketing emails

Import your templates from HubSpot and understand what is the performance of the templates.

App Functionality

Shared Data
Data Source
Sync Direction
In HubSpot
In HubSpot

Templates

Marketing Email

Marketing Email

Average rating

4.9

Based on 55 ratings


Total reviews

55

Number of reviews all-time


5
95% complete
95%
4
3% complete
3%
3
2% complete
2%
2
0% complete
0%
1
0% complete
0%

Average rating

4.9

Based on 55 ratings

Total reviews

55

Number of reviews all-time

5
95% complete
95%
4
3% complete
3%
3
2% complete
2%
2
0% complete
0%
1
0% complete
0%

Filter reviews:

Sort:


5/5
    Jan 28, 2026

Incredible solution for email deliverability problems - transformed our spam issues into perfect inbox placement across multiple domains

We found Warmy to be incredibly helpful in addressing our email deliverability issues. It helped us tackle the problem of emails landing in spam and being blacklisted. We initially used it for one domain, and now we're warming up several more. It's been a great tool for improving our email reputation and ensuring better inbox placement

What do you like?

Fast and easy to use

What do you dislike?

No downsides identified so far

  • Dean, L.


5/5
    Jan 26, 2026

Gradual warmup approach removed delivery uncertainty and stabilized our campaigns, though could use better beginner guidance

The gradual improvement approach stood out to us. Nothing felt rushed or risky. Warmy fit into our existing process without requiring changes to how we plan or send emails.

What do you like?

Warmy helped stabilize our email activity over time. Campaign results became easier to interpret because delivery was no longer a variable.

What do you dislike?

Some explanations assume basic email knowledge, which may slow down first time users. A short beginner guide inside the platform would help.

  • Stanton, D.


This app requires one of the following Warmy.io subscription plans.

Free plan

$0

Test the writing quality of your HubSpot Template

  • Basic warm-up functionality

  • Testing the quality of writing an email that you can import from your HubSpot account

Free plan

$0

Test the writing quality of your HubSpot Template

  • Basic warm-up functionality

  • Testing the quality of writing an email that you can import from your HubSpot account

* The pricing here is for display purposes only. All prices do not include taxes, incentives, discounts, or other pricing variables. You should contact the partner for the most up to date and correct pricing information. HubSpot does not take any responsibility for this pricing information, which is provided by our partners. Pricing last updated: 08/09/2025

More info

Built by
Warmy.io
Installs
300+ installs
Categories
Languages this app is available in
English

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