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Today: 1,008 launches · Niche of the day: specialized calculation tools · See what launched today →

Speed Booster Calculator

calculate optical crop factor and effective aperture.

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Speed Booster Calculator is a free web utility designed for filmmakers and photographers adapting full-frame lenses to crop-sensor bodies. It instantly computes effective aperture, light gain in stops, and full-frame equivalence as you type. Eliminate tedious manual math during kit planning, lens matching, and on-set configuration with this lightning-fast browser tool.

PH · launched Sep 30, 2026 · 1 upvote (top 69%) · 0 views

Niche: specialized calculation tools · 551 launches, 66 in the last 7 days ▼ -7% · Explore this niche →

Category and tags

  • Media & entertainment
  • Workflow automation
  • Prosumer
  • Not AI
  • Hobby / open-source project
  • Design Tools
  • Photography
  • Developer Tools

Visit website ↗ Source listing ↗

Could you build this?

Yes This is a simple client-side mathematical calculator with standard optics formulas wrapped in a basic web UI.

Competitors

Other products that read as similar to this one : 226 launches clear the similarity bar, closest 8 shown.

Attention rank: #151 of 227 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 302 days after the earliest competitor.

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.