Alternatives to Notification Warmy
The top Email Deliverability companies similar to Notification Warmy, ranked by relevance (named competitors first, then how closely their sectors overlap) and our 0-100 AI-readiness score. Each links to a full profile with funding and team.
Coldlabsdeliverability33Email Deliverability
InboxpulseEmail Deliverability
SendGrid69Communication APIsDenver, United States$79.8M- AMAmbassador56Customer AdvocacySan Francisco, United States$21.0M
Mixx Technologies43AITel Aviv, Israel$34.5M
Strategy38Marketing AutomationSan Francisco, United States$715.0M- OPOptimuse36Marketing AutomationTel Aviv, Israel$5.3M
Warmy.io30Email- RARAINMAKER TECHNOLOGIES21Customer EngagementSan Francisco, United States$2.5M
- PRPrime Insights19Customer Data PlatformTel Aviv, Israel$1.5M
- DriftwiseCustomer Journey OptimizationSan Francisco, United States$1.5M
- Lead LoopSales AutomationTel Aviv, Israel$1.0M
- TextivoSMS Marketing
- LobsterhallSales Automation
- MailspiceEmail Deliverability
Kling73Generative AITel Aviv, Israel$2.0B
Gainsight Customer Success70B2B SaaSSan Francisco, United States$405.3M
Sprout Social Influencer Marketing69Social Media ManagementChicago, United States$103.5M
Customer.io66Customer Engagement PlatformBeaverton, United States$55.0M
Postscript64E-commerceSan Francisco, United States$1.5M
SparkPost63Email DeliveryColumbia, United States$101.0M
Metadata.io62MarketingSan Francisco, United States$80.2M- DRDrift Technologies61Conversational AIBoston, United States$1.5M
- ITITERABLE58SaaSSan Francisco, United States$250.1M
- LELemlist57Sales Engagement PlatformParis, France$40.0M
Munch57ContentNew York, United States$7.2M
Impartner56Enterprise SoftwareSalt Lake City, United States$100.0M
Everafter.ai55EnterpriseSan Francisco, United States$13.0M
Jeeng55MarketingTel Aviv, Israel$20.5M
BombBomb55Sales EnablementColorado Springs, United States$500K
Pepper54Customer EngagementSan Francisco, United States
Catalyst52Customer Success PlatformNew York, United States$284.0M
Base50EnterpriseSan Francisco, United States$2.5B- BOBonobo.ai48MarketingTel Aviv, Israel$5.6M
Litmus48MarTechWoburn, United States$30.0M- DRDrift.com47Conversational AIBoston, United States
Datawit46Marketing$1.5M
Wisprflow.ai45Sales Automation$43.1M
DX44Digital Experience PlatformSan Francisco, United States$10.0M
Reevo, Inc.43Customer ExperienceTel Aviv, Israel
Black Forest Labs .42Marketing AutomationSan Francisco, United States$1.0M
Crisp42Customer EngagementParis, France$2.7M
SuperPop42Generative AISan Francisco, United States
Optimeleon41Marketing AutomationTel Aviv, Israel$4.1M
Branch41Mobile MarketingSan Francisco, United States$555.0M- Roundtabledigital40Video MarketingNew York, United States$12.0M
AgentSmyth37Agentic AITel Aviv, Israel$11.2M- Handier Tech37Agentic AITel Aviv, Israel$1.2M
Emm36Customer Relationship ManagementTel Aviv, Israel$10.0M- MEMedian35Customer Journey OrchestrationSan Francisco, United States$105.0M
Boostiny35AdTechTunis, Tunisia- INInsider AI34Marketing AutomationSan Francisco, United States$1.0M
Firstprinciplesgtm33Agentic AISan Francisco, United States$10.0M
Triptych Management, .33MarTechNew York, United States$1.0M
Booth Guru31EventsTel Aviv, Israel
Litmas30Marketing AutomationTel Aviv, Israel$1.5M- SMSMARKIO30MarTechPorto, Portugal$1.0M
Shapo30Customer FeedbackTel Aviv, Israel- Auren30Agentic AISan Francisco, United States
Julai29MarketingTel Aviv, Israel$1.5M
| Company | Sector | HQ | Funding | Score |
|---|---|---|---|---|
| Coldlabsdeliverability | Email Deliverability | — | — | 33 |
| Inboxpulse | Email Deliverability | — | — | — |
| SendGrid | Communication APIs | Denver, United States | $79.8M | 69 |
| AMAmbassador | Customer Advocacy | San Francisco, United States | $21.0M | 56 |
| Mixx Technologies | AI | Tel Aviv, Israel | $34.5M | 43 |
| Strategy | Marketing Automation | San Francisco, United States | $715.0M | 38 |
| OPOptimuse | Marketing Automation | Tel Aviv, Israel | $5.3M | 36 |
| Warmy.io | — | — | 30 | |
| RARAINMAKER TECHNOLOGIES | Customer Engagement | San Francisco, United States | $2.5M | 21 |
| PRPrime Insights | Customer Data Platform | Tel Aviv, Israel | $1.5M | 19 |
| Customer Journey Optimization | San Francisco, United States | $1.5M | — | |
| Sales Automation | Tel Aviv, Israel | $1.0M | — | |
| SMS Marketing | — | — | — | |
| Sales Automation | — | — | — | |
| Email Deliverability | — | — | — | |
| Kling | Generative AI | Tel Aviv, Israel | $2.0B | 73 |
| Gainsight Customer Success | B2B SaaS | San Francisco, United States | $405.3M | 70 |
| Sprout Social Influencer Marketing | Social Media Management | Chicago, United States | $103.5M | 69 |
| Customer.io | Customer Engagement Platform | Beaverton, United States | $55.0M | 66 |
| Postscript | E-commerce | San Francisco, United States | $1.5M | 64 |
| SparkPost | Email Delivery | Columbia, United States | $101.0M | 63 |
| Metadata.io | Marketing | San Francisco, United States | $80.2M | 62 |
| DRDrift Technologies | Conversational AI | Boston, United States | $1.5M | 61 |
| ITITERABLE | SaaS | San Francisco, United States | $250.1M | 58 |
| LELemlist | Sales Engagement Platform | Paris, France | $40.0M | 57 |
| Munch | Content | New York, United States | $7.2M | 57 |
| Impartner | Enterprise Software | Salt Lake City, United States | $100.0M | 56 |
| Everafter.ai | Enterprise | San Francisco, United States | $13.0M | 55 |
| Jeeng | Marketing | Tel Aviv, Israel | $20.5M | 55 |
| BombBomb | Sales Enablement | Colorado Springs, United States | $500K | 55 |
| Pepper | Customer Engagement | San Francisco, United States | — | 54 |
| Catalyst | Customer Success Platform | New York, United States | $284.0M | 52 |
| Base | Enterprise | San Francisco, United States | $2.5B | 50 |
| BOBonobo.ai | Marketing | Tel Aviv, Israel | $5.6M | 48 |
| Litmus | MarTech | Woburn, United States | $30.0M | 48 |
| DRDrift.com | Conversational AI | Boston, United States | — | 47 |
| Datawit | Marketing | — | $1.5M | 46 |
| Wisprflow.ai | Sales Automation | — | $43.1M | 45 |
| DX | Digital Experience Platform | San Francisco, United States | $10.0M | 44 |
| Reevo, Inc. | Customer Experience | Tel Aviv, Israel | — | 43 |
| Black Forest Labs . | Marketing Automation | San Francisco, United States | $1.0M | 42 |
| Crisp | Customer Engagement | Paris, France | $2.7M | 42 |
| SuperPop | Generative AI | San Francisco, United States | — | 42 |
| Optimeleon | Marketing Automation | Tel Aviv, Israel | $4.1M | 41 |
| Branch | Mobile Marketing | San Francisco, United States | $555.0M | 41 |
| Video Marketing | New York, United States | $12.0M | 40 | |
| AgentSmyth | Agentic AI | Tel Aviv, Israel | $11.2M | 37 |
| Agentic AI | Tel Aviv, Israel | $1.2M | 37 | |
| Emm | Customer Relationship Management | Tel Aviv, Israel | $10.0M | 36 |
| MEMedian | Customer Journey Orchestration | San Francisco, United States | $105.0M | 35 |
| Boostiny | AdTech | Tunis, Tunisia | — | 35 |
| INInsider AI | Marketing Automation | San Francisco, United States | $1.0M | 34 |
| Firstprinciplesgtm | Agentic AI | San Francisco, United States | $10.0M | 33 |
| Triptych Management, . | MarTech | New York, United States | $1.0M | 33 |
| Booth Guru | Events | Tel Aviv, Israel | — | 31 |
| Litmas | Marketing Automation | Tel Aviv, Israel | $1.5M | 30 |
| SMSMARKIO | MarTech | Porto, Portugal | $1.0M | 30 |
| Shapo | Customer Feedback | Tel Aviv, Israel | — | 30 |
| Agentic AI | San Francisco, United States | — | 30 | |
| Julai | Marketing | Tel Aviv, Israel | $1.5M | 29 |