# What does Hindsight use?

Hindsight (usehindsight.com) shows public evidence of 19 tools, according to runsonwhat (last checked 2026-11-09).

- Industry: Sales
- Size: 1–10 employees
- Based in: New York City, United States
- LinkedIn: https://www.linkedin.com/company/hindsighthq

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code |  |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS verification records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |
| [Clerk](https://www.runsonwhat.com/reverse/clerk) | Auth & Identity | Custom domain |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code |  |
| [Apollo.io](https://www.runsonwhat.com/reverse/apollo) | Sales & CRM | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |
| [Rippling](https://www.runsonwhat.com/reverse/rippling) | People & HR | DNS verification records |  |
| [HubSpot App Developer](https://www.runsonwhat.com/reverse/hubspot-developer) | Dev Tools | DNS verification records |  |
| [Oneleet](https://www.runsonwhat.com/reverse/oneleet) | Security & Compliance | Custom domain |  |

## FAQ

### What tools does Hindsight use?

As of November 2026, runsonwhat has found 19 tools at Hindsight (usehindsight.com) in public records. Edge & Hosting: Cloudflare and Vercel. Application: React, Tailwind CSS and Next.js. Data & Observability: Google Analytics and PostHog. Go-to-market: Google Ads, HubSpot and Apollo.io. Company Ops: Microsoft 365, Google Workspace and Apple Business. Last checked November 9, 2026.

### What cloud does Hindsight run on?

Hindsight uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record. Vercel is used by 53,705 companies runsonwhat tracks.

### What CRM does Hindsight use?

Hindsight uses HubSpot for its CRM, alongside Apollo.io, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on usehindsight.com. HubSpot is used by 98,091 companies runsonwhat tracks.

### What email provider does Hindsight use?

Hindsight uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 737,869 companies runsonwhat tracks.

### What analytics tools does Hindsight use?

Hindsight uses Google Analytics for analytics, alongside PostHog, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on usehindsight.com. Google Analytics is used by 904,314 companies runsonwhat tracks.

### What does Hindsight use for hiring and HR?

Hindsight uses Rippling for hiring and HR, according to runsonwhat (November 2026). runsonwhat found Rippling through a DNS verification record for Rippling. Rippling is used by 3,430 companies runsonwhat tracks.

### Does Hindsight use Cloudflare?

Yes. runsonwhat found Cloudflare at Hindsight through DNS records that point at Cloudflare and code on usehindsight.com. Cloudflare is a CDN & Edge tool used by 736,443 companies runsonwhat tracks.

### Which companies have a tech stack similar to Hindsight's?

The companies with the stacks most like Hindsight's are CopyCat Technologies, Poka Labs, Unisson and Astor, according to runsonwhat (November 2026). Each shares 6 to 11 tools with Hindsight, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Hindsight uses?

runsonwhat reads public records only. Of the 19 tools at Hindsight, 8 were found through code on usehindsight.com, 6 through DNS records, 3 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and usehindsight.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/usehindsight.com (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.