Alternatives to Grammarly Business
The top AI Writing Assistant companies similar to Grammarly Business, 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.
Writer56AI InfrastructureSan Francisco, United States
Jasper62MarketingAustin, United States
Naratix51E-commerce AutomationBucurești, Romania$5.0M
Grammarly74Artificial IntelligenceSan Francisco, United States$3.0B
Read.ai51Productivity SoftwareSeattle, United States$81.0M
Tracelight54Fintech$13.1M
o1151AI Tools & AppsSan Francisco, United States
Continue AI44Recruiting$5.7M
Lindy AI37Agentic AINew York, United States$4.7M
ZIGI AI35Enterprise$1.5M
libonea.ai35Consulting
Optimeet AI35Enterprise
Notion AI22AI CopilotSan Francisco, United States
AskYourDatabase18AI Chatbot
Microsoft Copilot14AI CopilotRedmond, United States- XolumConversational AITel Aviv, Israel$1.5M
OtariaAI Agent- MindmaposMind Mapping Software
- GOGoogle Workspace AIAI Tools & AppsMountain View, United States
Harvey AI70LegalTechNew York, United States$27.0M
Primer AI68Defense TechSan Francisco, United States$102.9M
CopilotKit64Agentic AISan Francisco, United States$42.0M
Blink Ops63DevOpsTel Aviv, Israel$32.0M
Spellbook62Agentic AISan Francisco, United States$90.0M
Rasa Technologies GmbH62Conversational AISan Francisco, United States$73.4M
Aquant62IndustrialNew York, United States$112.6M
Viktor62Artificial IntelligenceWarsaw, Poland$64.7M- HIHighlight AI61Agentic AISan Francisco, United States$40.0M
Harvey.61Legal & ComplianceNew York, United States
Amelia61Conversational AINew York, United States$175.0M
Tome61Generative AISan Francisco, United States$288.3M
Loom61ProductivitySan Francisco, United States
Tawkit, Inc.61Agentic AISeattle, United States$27.0M
Cluely58Agentic AISan Francisco, United States
Vercept56AI Agent$16.0M
Sandstone55LegalNew York, United States$30.0M
Codenatory55EnterpriseTel Aviv, Israel$24.0M
Graphite55AI Coding AssistantSan Francisco, United States
Ask-AI54EnterpriseSan Francisco, United States$20.0M
Doowii54EdTechDenver, United States$4.1M- CLClarilis54LegalTechLondon, United Kingdom$10.0M
Pangram Labs53AI DetectionNew York, United States$13.9M
Spinach.io53EnterpriseTel Aviv, Israel$6.0M
Upstage51Large Language ModelSeoul, South Korea$115.7M
Grata50LegalTechNew York, United States$500.0M
Vibe49Artificial IntelligenceSan Francisco, USA$10.0M
crmCopilot (YC W24)48AI CopilotSan Francisco, United States$500.0M
Shape AI47Generative AI$5.5M
GammaTime46Generative AITel Aviv, Israel
Synq-Up46Enterprise$1.5M
Pragma45TextAntwerp, Belgium
theGist45Generative AITel Aviv, Israel$12.0M
Supernaut AI44AI Automation$4.1M
Wilco43EnterpriseSan Francisco, United States$7.0M
Copilot MD43HealthcareNew York, United States
Microsoft43Operating SystemRedmond, United States- COConverSight.ai, Inc.41Business IntelligenceSan Ramon, United States
Zenzap41Messaging
Veezoo41AI Search EngineTel Aviv, Israel$9.1M- EVEve Holding41Creative OperationsTel Aviv, Israel
| Company | Sector | HQ | Funding | Score |
|---|---|---|---|---|
| Writer | AI Infrastructure | San Francisco, United States | — | 56 |
| Jasper | Marketing | Austin, United States | — | 62 |
| Naratix | E-commerce Automation | București, Romania | $5.0M | 51 |
| Grammarly | Artificial Intelligence | San Francisco, United States | $3.0B | 74 |
| Read.ai | Productivity Software | Seattle, United States | $81.0M | 51 |
| Tracelight | Fintech | — | $13.1M | 54 |
| o11 | AI Tools & Apps | San Francisco, United States | — | 51 |
| Continue AI | Recruiting | — | $5.7M | 44 |
| Lindy AI | Agentic AI | New York, United States | $4.7M | 37 |
| ZIGI AI | Enterprise | — | $1.5M | 35 |
| libonea.ai | Consulting | — | — | 35 |
| Optimeet AI | Enterprise | — | — | 35 |
| Notion AI | AI Copilot | San Francisco, United States | — | 22 |
| AskYourDatabase | AI Chatbot | — | — | 18 |
| Microsoft Copilot | AI Copilot | Redmond, United States | — | 14 |
| Conversational AI | Tel Aviv, Israel | $1.5M | — | |
| Otaria | AI Agent | — | — | — |
| Mind Mapping Software | — | — | — | |
| GOGoogle Workspace AI | AI Tools & Apps | Mountain View, United States | — | — |
| Harvey AI | LegalTech | New York, United States | $27.0M | 70 |
| Primer AI | Defense Tech | San Francisco, United States | $102.9M | 68 |
| CopilotKit | Agentic AI | San Francisco, United States | $42.0M | 64 |
| Blink Ops | DevOps | Tel Aviv, Israel | $32.0M | 63 |
| Spellbook | Agentic AI | San Francisco, United States | $90.0M | 62 |
| Rasa Technologies GmbH | Conversational AI | San Francisco, United States | $73.4M | 62 |
| Aquant | Industrial | New York, United States | $112.6M | 62 |
| Viktor | Artificial Intelligence | Warsaw, Poland | $64.7M | 62 |
| HIHighlight AI | Agentic AI | San Francisco, United States | $40.0M | 61 |
| Harvey. | Legal & Compliance | New York, United States | — | 61 |
| Amelia | Conversational AI | New York, United States | $175.0M | 61 |
| Tome | Generative AI | San Francisco, United States | $288.3M | 61 |
| Loom | Productivity | San Francisco, United States | — | 61 |
| Tawkit, Inc. | Agentic AI | Seattle, United States | $27.0M | 61 |
| Cluely | Agentic AI | San Francisco, United States | — | 58 |
| Vercept | AI Agent | — | $16.0M | 56 |
| Sandstone | Legal | New York, United States | $30.0M | 55 |
| Codenatory | Enterprise | Tel Aviv, Israel | $24.0M | 55 |
| Graphite | AI Coding Assistant | San Francisco, United States | — | 55 |
| Ask-AI | Enterprise | San Francisco, United States | $20.0M | 54 |
| Doowii | EdTech | Denver, United States | $4.1M | 54 |
| CLClarilis | LegalTech | London, United Kingdom | $10.0M | 54 |
| Pangram Labs | AI Detection | New York, United States | $13.9M | 53 |
| Spinach.io | Enterprise | Tel Aviv, Israel | $6.0M | 53 |
| Upstage | Large Language Model | Seoul, South Korea | $115.7M | 51 |
| Grata | LegalTech | New York, United States | $500.0M | 50 |
| Vibe | Artificial Intelligence | San Francisco, USA | $10.0M | 49 |
| crmCopilot (YC W24) | AI Copilot | San Francisco, United States | $500.0M | 48 |
| Shape AI | Generative AI | — | $5.5M | 47 |
| GammaTime | Generative AI | Tel Aviv, Israel | — | 46 |
| Synq-Up | Enterprise | — | $1.5M | 46 |
| Pragma | Text | Antwerp, Belgium | — | 45 |
| theGist | Generative AI | Tel Aviv, Israel | $12.0M | 45 |
| Supernaut AI | AI Automation | — | $4.1M | 44 |
| Wilco | Enterprise | San Francisco, United States | $7.0M | 43 |
| Copilot MD | Healthcare | New York, United States | — | 43 |
| Microsoft | Operating System | Redmond, United States | — | 43 |
| COConverSight.ai, Inc. | Business Intelligence | San Ramon, United States | — | 41 |
| Zenzap | Messaging | — | — | 41 |
| Veezoo | AI Search Engine | Tel Aviv, Israel | $9.1M | 41 |
| EVEve Holding | Creative Operations | Tel Aviv, Israel | — | 41 |