Amin Heshmati

Amin Heshmati is an author at 99Ways focused on PostHog, conversion optimization, experimentation, attribution, and analytics implementation. He writes about building reliable measurement systems and using data to improve digital performance.

30 Jul 20254 min read

Relatability A/B Test: Making Visitors Feel Seen

Four themes from applicants’ answers became a new page section. Before the final CTA, it raised submissions by 4.1% and webinar joins by 4.66%, a direction worth retesting.

16 Jul 2025

Combined Booking and Application: 26% More Completions

Combining booking and application removed repeated fields and a second-form handoff. Completion rose from 13.94% to 17.56% over five days.

27 Jun 20254 min read

Free Trial vs No Trial: $27 Won on Revenue per Visitor

After roughly four months, $27 without a trial earned $2.78 net revenue per visitor—the best of four offers—even though the $17 trial drew the most initial conversions.

26 Jun 20254 min read

Social Proof A/B Tests: Placement, Amount and Live Activity

One testimonial led a first-touch opt-in test. A live widget led on an offer page and trailed at checkout; each placement needed its own test.

24 Jun 2025

Social Proof A/B Test: Do Live Notifications Increase Conversions?

23 Jun 20253 min read

VSL Length: What a Six- vs Ten-Minute A/B Test Shows

The shorter package had a higher recorded checkout rate but received far more exposure. Editing and delivery changed with length; validate allocation before interpreting the difference.

17 Jun 2025

Six Headline Messages: An Angle to Retest

A broader-benefit question led the saved six-way display at a 5.24% purchase-proxy rate. Compare the message approaches and why the leader needed a focused retest.

16 Jun 20253 min read

Video Controls A/B Test: Visible Controls Led on Purchases

The restricted player trailed the visible-controls version. Test a specific playback restriction with the same video and purchase metric, while preserving accessible controls.

16 Jun 20254 min read

Radio Buttons vs Multiple CTAs: Impact on Opt-Ins

The selector alone barely changed opt-ins; the full selector, waitlist, and clearer instruction reached 50.14% versus 49.12% for control, without isolating which addition helped.