FREE Camera Calculator for Filmmakers Set Math is the essential toolkit for cinematographers, camera assistants, and DITs
FREE Camera Calculator for Filmmakers Set Math is the essential toolkit for cinematographers, camera assistants, and DITs. 16 professional calculators in one beautiful, offline-first app. 16 PROFESSIONAL TOOLS: Exposure & Filters: • ND Filter Calculator — Convert stops, ND factors, and optical density instantly • Shutter Speed Calculator — FPS to shutter speed using the 180° rule • Exposure Triangle Calculator — ISO, aperture, and shutter speed relationships • EV / Lighting Calculator — Inverse square law for stop changes • Aperture/T-Stop Calculator — Convert f-stops to T-stops and calculate light transmission Focus & Framing: • Depth of Field Calculator — Calculate near/far focus limits and hyperfocal distance • Hyperfocal Distance Calculator — Quick reference for landscape and wide shots • Field of View Calculator — Horizontal, vertical, and diagonal FOV for any lens • Aspect Ratio Calculator — Convert ratios, calculate letterbox/pillarbox dimensions • Crop Helper — Sensor format to full-frame equivalent Production Tools: • Timecode Calculator — Add and subtract timecodes at any frame rate • Frame Rate Calculator — Speed ramps and slow-motion percentages • Data Rate Calculator — Estimate storage needs by codec and resolution • Runtime Calculator — Script pages to estimated screen time Lighting & Utilities: • Color Temperature Calculator — Kelvin/Mired conversion and gel corrections (CTO/CTB) • Unit Converter — Feet ↔ meters, inches ↔ cm BUILT FOR THE SET: 100% FREE — No subscriptions, no ads, no hidden costs Works Offline — No internet required, perfect for remote locations Instant Calculations — No loading, results appear as you type Premium Design — Light & dark mode, easy on the eyes in any lighting iPhone & iPad Optimized — Beautiful on all screen sizes Copy & Share — Export results instantly Calculation History — Save and review past calculations 16 Professional Tools — Most comprehensive free camera calculator Smart Organization — Favorites, search, and custom tool ordering PERFECT FOR: • Camera Assistants (1st AC, 2nd AC) • Cinematographers & Directors of Photography • Digital Imaging Technicians (DITs) • Gaffers & Lighting Technicians • Directors & Producers • Film Students & Indie Filmmakers • Content Creators & YouTubers
| InAppPurchase_Sequence | InAppPurchase_Name | InAppPurchase_Price | InAppPurchase_Currency | InAppPurchase_Region |
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| 1 | InAppPurchase_DefaultItemName | ¥ 0 | CNY | 中国 |
