Developer Tools

RetainFast

Last updated 2026-08-31 · benchmark measured 2026-08-31 — deterministic & reproducible

Drop-in cancellation flow widget for SaaS that intercepts cancel buttons.

Is RetainFast production-ready?

Legit.Show scores RetainFast 87 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on RetainFast (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Privacy; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 82/100
• Accessibility — 96/100
• Security — 45/100
• Privacy — 100/100
• Reliability — 100/100
• Standards — 89/100
• Discoverability — 100/100

What we measured

• Security headers present: HSTS.
• No Content-Security-Policy.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 389 ms to first byte.
• Returns a proper 404 for unknown routes.
• 3 of 3 sampled routes reachable.
• Has a reachable privacy policy.
• Sets cookies / loads scripts with no consent prompt.

Who it's for

SaaS founders · Stripe users · Product managers · Billing teams

Pricing

$25 for first 3 months, then $12/month; cancel anytime

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