How AppViewX and Let's Encrypt differ on deployment, pricing, openness and what each is actually built for.
| AppViewX | Let's Encrypt | |
|---|---|---|
| Type | CLM platform | Public CA (free) |
| Deployment | SaaS + self-hosted | SaaS (ACME) |
| How it works | CERT+ discovers and renews certificates across the estate and — the differentiator — pushes them onto F5, Citrix, NetScaler and similar devices without hand-editing configuration. Also covers private PKI and code signing. | Issues domain-validated TLS certificates at no cost, exclusively through the ACME protocol. Short 90-day lifetimes force automation, which is the point: renewal is a cron job, not a calendar reminder. |
| Pricing* | Enterprise quote | Free |
| Free tier | No | Yes |
| Open source | — | Boulder (MPL-2.0) |
| Compliance | SOC 2, FIPS 140-2 (via HSM) | WebTrust, CA/B Forum |
| Best for | Estates with heavy load-balancer sprawl | Public web TLS on anything you can automate |
Choose AppViewX for estates with heavy load-balancer sprawl. Choose Let's Encrypt for public web tls on anything you can automate.
* Indicative list pricing (vendor documentation and public pricing pages, August 2026).