# What does tday use?

tday (tday.com) shows public evidence of 19 tools, according to runsonwhat (last checked 2026-11-08).

- Industry: Marketing
- Size: 1–10 employees
- Based in: San Francisco, United States
- LinkedIn: https://www.linkedin.com/company/designtday

## Edge & Hosting

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

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code |  |
| [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code |  |
| [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code |  |
| [Vercel Analytics](https://www.runsonwhat.com/reverse/vercel-analytics) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |
| [Postmark](https://www.runsonwhat.com/reverse/postmark) | Email Delivery | Email records |  |
| [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | DNS verification records |  |
| [Bitwarden](https://www.runsonwhat.com/reverse/bitwarden) | Security & Compliance | DNS verification records |  |
| [Cursor](https://www.runsonwhat.com/reverse/cursor) | Dev Tools | DNS verification records |  |

## Recent changes at tday

- 2026-10-09: started using [Bitwarden](https://www.runsonwhat.com/reverse/bitwarden)
- 2026-10-09: started using [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel)

## FAQ

### What tools does tday use?

As of November 2026, runsonwhat has found 19 tools at tday (tday.com) in public records. Edge & Hosting: Cloudflare, Amazon CloudFront and Vercel. Application: React, Tailwind CSS and Next.js. Data & Observability: Sentry, web-vitals and PostHog. Go-to-market: TikTok Pixel. Company Ops: Google Workspace, Resend and Postmark. Last checked November 8, 2026.

### What cloud does tday run on?

tday 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 53,679 companies runsonwhat tracks.

### What email provider does tday use?

tday uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on tday.com. Google Workspace is used by 422,555 companies runsonwhat tracks.

### What payment provider does tday use?

tday uses Stripe for payments and billing, according to runsonwhat (November 2026). runsonwhat found Stripe through Stripe code on tday.com. Stripe is used by 31,506 companies runsonwhat tracks.

### What analytics tools does tday use?

tday uses PostHog for analytics, alongside Vercel Analytics, according to runsonwhat (November 2026). runsonwhat found PostHog through PostHog code on tday.com. PostHog is used by 10,986 companies runsonwhat tracks.

### What monitoring tools does tday use?

tday uses Sentry for monitoring, alongside web-vitals, according to runsonwhat (November 2026). runsonwhat found Sentry through Sentry code on tday.com. Sentry is used by 80,158 companies runsonwhat tracks.

### Does tday use Cloudflare?

Yes. runsonwhat found Cloudflare at tday through DNS records that point at Cloudflare and code on tday.com. Cloudflare is a CDN & Edge tool used by 736,304 companies runsonwhat tracks.

### Has tday changed tools recently?

Yes. On runsonwhat's rechecks, tday started using Bitwarden and TikTok Pixel (latest on October 9, 2026). A change counts only between two checks of tday.com done the same way.

### How does runsonwhat know what tday uses?

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


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Source: runsonwhat, https://www.runsonwhat.com/company/tday.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.