Axel
6.6#16 in webhook management softwareFrom $20 a monthFree planWebAPISelf-hosted
VisitAxel vs Kiosk
What both publish
| Fact | Axel | Kiosk |
|---|---|---|
| Integrations | Listed destinations include Postgres, MongoDB, S3, Cloudflare R2, Databricks, BigQuery, and signed HTTP webhooks; generic webhook and custom HMAC sources are supported. | The desktop apps support opening PDFs directly and associating Kiosk with PDF files; the extension can intercept PDFs opened in Chrome. |
| Product | Axel captures, routes, and replays third-party webhooks to databases, warehouses, object storage, and HTTP services. | Kiosk is an open-source PDF reader for web, desktop, mobile, and browser extensions. |
Axel plans
- FreeFree
- Pro$20 a month
Kiosk plans
- FreeFree
- KioskFree
Pick Axel if…
You want what its maker publishes above — check its page for the details.
Pick Kiosk if…
Kiosk suits readers who want a free PDF app across desktop, mobile, web, or a supported browser, with search and display options. It also fits people who want on-device PDF processing and annotation tools in the Chrome extension.