Shortlist by what you need
Start here if you know why you are leaving Warmer.
Want the closest match?
Hot Reach AIMost similar to Warmer in what it does, its category and its price.
Visit (opens Hot Reach AI in a new tab)Need a free plan?
Clay
Has a free plan, rated 4.5 out of 5. Warmer has none.
Visit (opens Clay in a new tab)Want to pay less than Warmer?
MailMentorFrom $9/mo, against from $79/mo for Warmer.
Visit (opens MailMentor in a new tab)Want the best rated?
MailshakeRated 4.2 out of 5 in our review, against 3.5 for Warmer.
Visit (opens Mailshake in a new tab)
At a glance
Green means better than Warmer, red means worse. Prices are starting prices per month.
| Tool | Our rating | Starts at | Free plan | Best for | Compare |
|---|---|---|---|---|---|
 WarmerBaseline | 3.5 | $79/mo | No | Upload a prospect list and AI scrapes social/company intelligence to write a genuinely personalized outreach message for each one - used by professionals at Salesforce, HubSpot and Adobe. | |
| Hot Reach AI | 3.4−0.1 | Not listed | No | Drop in a prospect's LinkedIn profile URL and AI writes a personalized cold-email opening line built from their actual name, company and pain points - measured 17% response rate vs. 7% for generic outreach. | vs Warmer |
 AiSDR | 3.9+0.4 | $900/mo$821 more | No | "Prospects are drowning in AI spam" - AiSDR builds signal-based prospect lists and research-backed outreach instead, $900/month flat for unlimited seats. | vs Warmer |
| Clay | 4.5+1.0 | $167/mo$88 more | YesWarmer has none | Enriches every lead row with data pulled from 50-plus sources | vs Warmer |
 PlusVibe | 3.6+0.1 | $37/mo$42 less | No | AI generates and personalizes cold email campaigns from real sales insights, with a private warm-up pool reporting 99.8% inbox placement - formerly known as pipl.ai. | vs Warmer |
 AroundDeal | 3.6+0.1 | Free | YesWarmer has none | AI-powered B2B contact enrichment across 160M+ verified contacts in 247 countries - find a lead on LinkedIn, and the Chrome extension pulls verified contact data instantly. | vs Warmer |
 Nureply | 3.3−0.2 | $25/mo$54 less | No | AI reads each prospect's role, company, and public info to write a genuinely personalized cold email - plus automated warm-up and conditional multi-step sequences. | vs Warmer |
| Mailshake | 4.2+0.7 | $25/mo$54 less | No | Sales outreach platform for cold email, phone and social sequences, with the SHAKEspeare AI email writer that generates several versions of copy from details about a business, plus warm-up and deliverability tools. | vs Warmer |
| MailMentor | 3.4−0.1 | $9/mo$70 less | No | AI web scraper finds prospects that aren't in Apollo or ZoomInfo, then an AI sequence builder drafts the outreach - pulling in a contact's calendar availability and the most relevant case study automatically. | vs Warmer |
The alternatives in detail
In order of how closely each one matches Warmer.
Hot Reach AI
3.4Not listed
vs Warmer−0.1
Drop in a prospect's LinkedIn profile URL and AI writes a personalized cold-email opening line built from their actual name, company and pain points - measured 17% response rate vs. 7% for generic outreach.
- AI-personalized cold-email opening lines from a LinkedIn profile URL
- Incorporates recipient name, company, and inferred pain points
- Bulk mode for processing large prospect lists
Independently measured performance data (17% vs. 7%), not just a marketing claim
No published self-serve pricing - requires contacting the company
AiSDR
3.9$900/mo
vs Warmer$821 more+0.4
"Prospects are drowning in AI spam" - AiSDR builds signal-based prospect lists and research-backed outreach instead, $900/month flat for unlimited seats.
- Live AI Search: daily-updated signal-based prospect lists
- Deep Research on prospect activity before outreach
- AI Strategist for conversational GTM campaign planning
Explicitly positions against spam tactics, not just volume-optimized
Performance figures are averages, not guaranteed for any specific list
Clay
4.5$167/mo
vs Warmer$88 more+1.0Free plan
Enriches every lead row with data pulled from 50-plus sources.
- Data enrichment waterfalling across 50+ external providers
- Spreadsheet-style interface for lead and company data
- AI-personalized outreach message drafting
Enrichment depth across dozens of data sources in one place
Pricing runs well above general automation platforms
PlusVibe
3.6$37/mo
vs Warmer$42 less+0.1
AI generates and personalizes cold email campaigns from real sales insights, with a private warm-up pool reporting 99.8% inbox placement - formerly known as pipl.ai.
- AI campaign generation and testing in minutes
- AI personalization engine using sales insights per prospect
- AI Reply Agent for automated response handling
Deliverability infrastructure (warm-up, verification) bundled in, not a separate cost
Higher tiers (Agency $497+/month) are a significant cost for smaller teams
AroundDeal
3.6Free
vs Warmer+0.1Free plan
AI-powered B2B contact enrichment across 160M+ verified contacts in 247 countries - find a lead on LinkedIn, and the Chrome extension pulls verified contact data instantly.
- AI-powered CRM data enrichment from a 160M+ verified contact database
- Chrome extension for instant LinkedIn/website contact discovery
- Built-in email verification
Large, verified contact database (160M+ across 247 countries)
Paid tiers are priced per user, which scales quickly for larger sales teams
Nureply
3.3$25/mo
vs Warmer$54 less−0.2
AI reads each prospect's role, company, and public info to write a genuinely personalized cold email - plus automated warm-up and conditional multi-step sequences.
- AI personalizes each email using prospect role, company, and public info
- Automated email warm-up and reputation building
- Multi-step sequences with conditional triggers
Real per-prospect personalization, not just merge-tag templating
Six pricing tiers can make it harder to pick the right plan upfront
Mailshake
4.2$25/mo
vs Warmer$54 less+0.7
Sales outreach platform for cold email, phone and social sequences, with the SHAKEspeare AI email writer that generates several versions of copy from details about a business, plus warm-up and deliverability tools.
- SHAKEspeare AI writer that generates several versions of email copy
- Automated email sequences with follow-ups and A/B testing
- Free email warm-up, list cleaning and spam-word analyzer
AI writing is included from the Starter plan
No free plan or trial named on the pricing page
MailMentor
3.4$9/mo
vs Warmer$70 less−0.1
AI web scraper finds prospects that aren't in Apollo or ZoomInfo, then an AI sequence builder drafts the outreach - pulling in a contact's calendar availability and the most relevant case study automatically.
- AI web scraper for prospect contact extraction from live sites and articles
- AI Sequence Builder for multi-step outreach emails
- Automatic calendar availability and case-study personalization
Sources prospects beyond standard databases like Apollo or ZoomInfo
No permanent free plan, only a free trial
FAQ
Questions people ask
Is Warmer free?
Warmer does not list a free plan. Paid plans start from $79/mo.
What is the best free alternative to Warmer?
Clay is the highest-rated alternative here with a free plan (4.5 out of 5). Other free options: AroundDeal.
What is the cheapest alternative to Warmer?
Among paid plans, MailMentor has the lowest starting price (from $9/mo). If you need it free, start with Clay.
How did you pick these alternatives?
We match tools on what they do, their category and their price, using the details in our directory. Ratings come from our reviews and reader reviews.