# What does Flume use?

Flume (flume.de) shows public evidence of 13 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Machinery
- Size: 1–10 employees
- Based in: Essen, Germany
- Founded: 1887
- LinkedIn: https://www.linkedin.com/company/rudolf-flume-technik-gmbh

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [PayPal](https://www.runsonwhat.com/reverse/paypal) | Payments & Billing | Website code |  |
| [Three.js](https://www.runsonwhat.com/reverse/threejs) | Media & UI | Website code |  |
| [Angular](https://www.runsonwhat.com/reverse/angular) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code |  |
| [Piwik PRO](https://www.runsonwhat.com/reverse/piwik-pro) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [CleverReach](https://www.runsonwhat.com/reverse/cleverreach) | Marketing | Email records |  |
| [SalesViewer](https://www.runsonwhat.com/reverse/salesviewer) | Sales & CRM | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |
| [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records |  |
| [Hornetsecurity](https://www.runsonwhat.com/reverse/hornetsecurity) | Security & Compliance | Email records |  |

## FAQ

### What tools does Flume use?

As of October 2026, runsonwhat has found 13 tools at Flume (flume.de) in public records. Application: Google Fonts, PayPal and Three.js. Data & Observability: Google Analytics, Microsoft Clarity and Piwik PRO. Go-to-market: CleverReach and SalesViewer. Company Ops: Microsoft 365, reCAPTCHA and GlobalSign. Last checked October 20, 2026.

### What sales tools does Flume use?

The sales tools runsonwhat has found at Flume are SalesViewer (October 2026); no CRM shows up in Flume's public records. runsonwhat found SalesViewer through SalesViewer code on flume.de. SalesViewer is used by 711 companies runsonwhat tracks.

### What email provider does Flume use?

Flume 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 and email records. Microsoft 365 is used by 710,122 companies runsonwhat tracks.

### What payment provider does Flume use?

Flume uses PayPal for payments and billing, according to runsonwhat (October 2026). runsonwhat found PayPal through PayPal code on flume.de. PayPal is used by 34,328 companies runsonwhat tracks.

### What analytics tools does Flume use?

Flume uses Google Analytics for analytics, alongside Microsoft Clarity and Piwik PRO, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on flume.de. Google Analytics is used by 878,146 companies runsonwhat tracks.

### What marketing software does Flume use?

Flume uses CleverReach for marketing, according to runsonwhat (October 2026). runsonwhat found CleverReach through email records that authorize CleverReach. CleverReach is used by 3,463 companies runsonwhat tracks.

### Does Flume use Google Fonts?

Yes. runsonwhat found Google Fonts at Flume through Google Fonts code on flume.de. Google Fonts is a Media & UI tool used by 808,436 companies runsonwhat tracks.

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

The companies with the stacks most like Flume's are Hydroflex Group, AXING, Agentur für Digitalstrategie, Konzeption und Webentwicklung and Petric, according to runsonwhat (October 2026). Each shares 3 to 6 tools with Flume, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Flume uses?

runsonwhat reads public records only. Of the 13 tools at Flume, 9 were found through code on flume.de, 2 through DNS records and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and flume.de about monthly.


---

Source: runsonwhat, https://www.runsonwhat.com/company/flume.de (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.