# What does PDF-XChange use?

PDF-XChange (tracker-software.com) shows public evidence of 9 tools, according to runsonwhat (last checked 2026-10-20).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records |  |
| [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records |  |
| [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records |  |

## FAQ

### What tools does PDF-XChange use?

As of October 2026, runsonwhat has found 9 tools at PDF-XChange (tracker-software.com) in public records. Edge & Hosting: Cloudflare. Application: jQuery and Google Fonts. Company Ops: Microsoft 365, Let's Encrypt and Sectigo. Last checked October 20, 2026.

### What email provider does PDF-XChange use?

PDF-XChange uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 716,003 companies runsonwhat tracks.

### Does PDF-XChange use jQuery?

Yes. runsonwhat found jQuery at PDF-XChange through jQuery code on tracker-software.com. jQuery is a Frontend tool used by 923,254 companies runsonwhat tracks.

### How does runsonwhat know what PDF-XChange uses?

runsonwhat reads public records only. Of the 9 tools at PDF-XChange, 7 were found through DNS records, 2 through code on tracker-software.com. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and tracker-software.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/tracker-software.com (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.