Warmup Inbox vs Warmy:Which is more popular?
In September 2026, Warmy had more branded searches than Warmup Inbox among email warmup tools worldwide. Warmy had about 6,600 branded searches, while Warmup Inbox had 3,600. Warmy made up 10.6% of all email warmup tool searches we track, and Warmup Inbox accounted for 5.8%. When we asked ChatGPT and Google AI Overviews about email warmup tools, Warmup Inbox appeared in three of the five answers and Warmy in two. Warmup Inbox was mentioned before Warmy in every answer that named either.
Who do people search for more?
Warmy, about 83% more searches than Warmup Inbox
Who does AI mention more?
Warmup Inbox, mentioned in 3 of 5 answers, Warmy in 2
Who does AI recommend more?
Warmup Inbox, named ahead of Warmy in 3 of 3 answers
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Top email warmup tools in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Warmup Inbox was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Warmy was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Warmup Inbox was listed before Warmy in every answer that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Lemwarm4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Instantly4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Smartlead3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
MailReach3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Warmup Inbox3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Warmy2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Warmbox1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about email warmup tools
5 answers
Asked ChatGPT
“Which email warmup tool should I use?”
Asked ChatGPT
“What are the best email warmup tools?”
Asked ChatGPT
“What's the best email warmup tool for a new sending domain?”
Searched Google, AI Overview
“email warmup tool”
Searched Google, AI Overview
“email deliverability tool”
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is Warmup Inbox or Warmy more popular in search?
This chart shows how often people search Google for Warmup Inbox and Warmy by name. Each line represents a brand's share of searches for all seven email warmup tools we track, month by month, from English-language searches worldwide.
Share of searches by month for Warmy, Warmup Inbox. The figures are in the table below the chart.
View monthly share of searches table
| Month | Smartlead | Warmy | MailReach | Warmup Inbox | Lemwarm | Warmbox | Instantly |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 52.5% | 15.7% | 8.5% | 5.6% | 10.5% | 5.6% | 1.6% |
| Nov 2025 | 46.1% | 25.2% | 7.5% | 4.9% | 7.5% | 7.5% | 1.3% |
| Dec 2025 | 31.6% | 47.1% | 6.3% | 5.1% | 6.3% | 2.7% | 0.88% |
| Jan 2026 | 48.6% | 21.7% | 7.9% | 6.5% | 9.7% | 4.3% | 1.4% |
| Feb 2026 | 48.3% | 21.6% | 9.6% | 5.2% | 9.6% | 4.3% | 1.4% |
| Mar 2026 | 56.2% | 13.7% | 9.2% | 6.1% | 9.2% | 4.1% | 1.6% |
| Apr 2026 | 57.4% | 11.5% | 11.5% | 6.2% | 7.6% | 4.2% | 1.6% |
| May 2026 | 60.2% | 12% | 9.8% | 5.3% | 8% | 3.5% | 1.2% |
| Jun 2026 | 61.7% | 10.1% | 10.1% | 6.7% | 6.7% | 3.5% | 1.3% |
| Jul 2026 | 62.5% | 10.2% | 10.2% | 6.8% | 5.5% | 3.6% | 1.2% |
| Aug 2026 | 61.1% | 10% | 10% | 8.1% | 5.4% | 4.4% | 1.1% |
| Sep 2026 | 64.7% | 10.6% | 8.6% | 5.8% | 4.6% | 4.6% | 1% |
How has the Warmup Inbox and Warmy comparison changed over the last 12 months?
3 findings
- Warmy was ahead of Warmup Inbox in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Warmup Inbox’s share of searches among email warmup tools worldwide moved from 5.6% to 5.8%, and its estimated monthly branded searches moved from 2.9K to 3.6K.
- Across the 12 months ending September 2026, Warmy’s share of searches among email warmup tools worldwide moved from 15.7% to 10.6%, and its estimated monthly branded searches moved from 8.1K to 6.6K.
How did search popularity change for email warmup tools worldwide in September 2026?
2 changes
In September 2026, Warmy overtook MailReach to rank 2nd among email warmup tools worldwide, with 10.6% of the searches.
In September 2026, Warmup Inbox lost share of searches among email warmup tools worldwide, from 8.1% to 5.8%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Warmup Inbox’s and Warmy’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Warmup Inbox
1 branded search term
- warmup inbox
Warmy
1 branded search term
- warmy
Other head-to-heads among email warmup tools
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