a0.dev
YC W25 · Active · We make mobile apps using AI.
Competitors
| Company | Category | Status | Program |
|---|---|---|---|
 AestheticShared: high quality, designActiveAI, Devtools | AI, Devtools | Active | YCS18 |
 supercontrastShared: high quality, designInactiveAI, Devtools | AI, Devtools | Inactive | YCF24 |
Adjacent
| Company | Category | Status | Program |
|---|---|---|---|
 ScoutzieShared: design, mobile, projectInactiveDevtools | Devtools | Inactive | YCS12 |
 RepaintShared: design, custom, creatingActiveAI, Devtools | AI, Devtools | Active | YCS23 |
 MarengoShared: design, native, developerActiveAI | AI | Active | YCS26 |
 AwesomicShared: design, project, topActiveOther | Other | Active | YCS21 |
 RadiusShared: design, developerActiveAI, Devtools | AI, Devtools | Active | YCF25 |
Also from W25 in AI
All of W25| Company | Category | Status |
|---|---|---|
 OnlookCursor for DesignersActiveAI, Devtools | AI, Devtools | Active |
 AdamAI Powered CADActiveAI, Devtools | AI, Devtools | Active |
 assistant-uiOpen Source React.js Library for AI ChatActiveAI, Devtools | AI, Devtools | Active |
 CodevisorThe fastest native app for agentic engineering.ActiveAI, Devtools | AI, Devtools | Active |
 Confident AIThe LLM Eval and Observability Platform for AI QualityActiveAI, Devtools | AI, Devtools | Active |
 CorsairOpenRouter for IntegrationsActiveAI, Devtools | AI, Devtools | Active |
Founders
- Seth SetseFounder/CEO
- Ayomide OmolewaFounder/CTO
About a0.dev
a0.dev is a platform that helps mobile developers build high quality apps in days instead of weeks by generating custom react native projects. We've launched top ranking apps that have been used by hundreds of thousands, and now we're creating the tools we wish we had to build faster.
- YC batch
- W25 · Winter 2025
- Status, per YC
- Active
- Category
- AI, Developer tools
- Team size
- 3
- Location
- San Francisco, CA, USA
- Founded
- 2025
- Checked
- 31m ago
YC tags: Artificial Intelligence, Developer Tools, Generative AI, Design
a0.dev: questions
Which YC batch was a0.dev in?
a0.dev was in Y Combinator's Winter 2025 batch (W25).
Is a0.dev still active?
Y Combinator lists a0.dev as active.
Who founded a0.dev?
a0.dev's founders, as listed on its YC page: Seth Setse (Founder/CEO), Ayomide Omolewa (Founder/CTO).
Where is a0.dev based?
a0.dev lists San Francisco, CA, USA as its location on YC's directory.
Sources: each program's public company list, read twice a week. Not affiliated with Y Combinator or any other program. Logos via logo.dev; trademarks belong to their owners.