# What does Shuffled use?

Shuffled (shuffled.app) shows public evidence of 7 tools, according to runsonwhat (last checked 2026-10-20).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Email records, DNS records, Website code |  |
| [Railway](https://www.runsonwhat.com/reverse/railway) | Hosting & Cloud | Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |

## FAQ

### What tools does Shuffled use?

As of October 2026, runsonwhat has found 7 tools at Shuffled (shuffled.app) in public records. Edge & Hosting: Cloudflare and Railway. Application: Next.js. Data & Observability: web-vitals. Company Ops: Resend. Last checked October 20, 2026.

### What cloud does Shuffled run on?

Shuffled uses Railway for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Railway through Railway code on shuffled.app. Railway is used by 2,237 companies runsonwhat tracks.

### What monitoring tools does Shuffled use?

Shuffled uses web-vitals for monitoring, according to runsonwhat (October 2026). runsonwhat found web-vitals through web-vitals code on shuffled.app. web-vitals is used by 28,171 companies runsonwhat tracks.

### Does Shuffled use Cloudflare?

Yes. runsonwhat found Cloudflare at Shuffled through email records that authorize Cloudflare and DNS records. Cloudflare is a CDN & Edge tool used by 702,876 companies runsonwhat tracks.

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

The companies with the stacks most like Shuffled's are act.3, Pégalo en Línea, Mochi and TKV Advogados Associados, according to runsonwhat (October 2026). Each shares 2 to 5 tools with Shuffled, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Shuffled uses?

runsonwhat reads public records only. Of the 7 tools at Shuffled, 3 were found through code on shuffled.app, 2 through email records, 1 through DNS records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and shuffled.app about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/shuffled.app (updated October 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.