# What does Filter use?

Filter (filter.im) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: E-commerce
- Size: 1–10 employees
- Based in: Argentina, United States
- Founded: 2023
- LinkedIn: https://www.linkedin.com/company/filter_studio

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |
| [Rive](https://www.runsonwhat.com/reverse/rive) | Media & UI | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Proton Mail](https://www.runsonwhat.com/reverse/proton) | Workspace | DNS verification records, Email records, Website code |  |

## FAQ

### What tools does Filter use?

As of October 2026, runsonwhat has found 6 tools at Filter (filter.im) in public records. Edge & Hosting: Vercel. Application: GSAP, React and Next.js. Company Ops: Proton Mail. Last checked October 20, 2026.

### What cloud does Filter run on?

Filter uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record. Vercel is used by 49,037 companies runsonwhat tracks.

### What email provider does Filter use?

Filter uses Proton Mail for email and office software, according to runsonwhat (October 2026). runsonwhat found Proton Mail through a DNS verification record for Proton Mail and email records. Proton Mail is used by 2,496 companies runsonwhat tracks.

### Does Filter use GSAP?

Yes. runsonwhat found GSAP at Filter through GSAP code on filter.im. GSAP is a Media & UI tool used by 207,714 companies runsonwhat tracks.

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

The companies with the stacks most like Filter's are Pair AI, Genius Sports, Upstream and ELB Learning, according to runsonwhat (October 2026). Each shares 1 to 4 tools with Filter, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Filter uses?

runsonwhat reads public records only. Of the 6 tools at Filter, 4 were found through code on filter.im, 1 through subdomains that point at the vendor and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and filter.im about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/filter.im (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.