Developer Tools
Flowmails
Last updated 2026-07-17 · benchmark measured 2026-07-17 — deterministic & reproducible
Custom-domain email routing that runs on your own Cloudflare account.
Is Flowmails production-ready?
Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Flowmails (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Security. The per-frame breakdown is public on the Legit.Show listing; the single overall production-readiness score is reserved for the verified maker.
The 7 Frames
- Performance — 89/100
- Accessibility — 96/100
- Security — 25/100
- Privacy — 55/100
- Reliability — 100/100
- Standards — 92/100
- Discoverability — 100/100
What we measured
- No Content-Security-Policy and no HSTS.
- Served over HTTPS with a valid certificate.
- Real Lighthouse performance run — 149 ms to first byte.
- Returns a proper 404 for unknown routes.
- 3 of 3 sampled routes reachable.
- No privacy policy found.
- Sets cookies / loads scripts with no consent prompt.
- Discoverable: structured data, sitemap, OpenGraph image, canonical URL.
Who it's for
Founders · Teams at scale · Developers needing email automation · Self-hosting preference · Cloudflare users
Pricing
Base (Free): $0 forever; Pro: $9.90/month or $99/year; Enterprise: $39.90/month or $399/year