Video Space Calculator Pro helps filmmakers, editors, and creators predict video file sizes before you hit record or export. Pick your resolution, frame rate, codec, audio format, and duration to see accurate size estimates instantly, then optimize quality vs. storage with confidence. Core tools - Size Calculator: 20+ resolution presets (720p → 8K DCI), 15+ FPS options (23.976 → 120), 70+ codecs (ProRes family, H.264/H.265, RED/Blackmagic RAW), custom bitrate, audio presets, overhead margin, and binary/decimal storage toggles. - Batch Calculator: Add multiple clips with their own settings, view per-clip and total sizes, and export results for planning. - Reverse Calculator: Start from a target file size and duration; get smart suggestions for codec, resolution, and audio, plus side-by-side comparisons. Designed to be user friendly: SwiftUI-native, snappy, and polished: haptics, smooth animations, large touch targets, Dynamic Type, VoiceOver, and high-contrast friendly UI. One-time purchase. No accounts, no tracking SDKs, no ads, no subscriptions. Works offline. Perfect for shoot planning, post-production exports, streaming and bandwidth targets, archiving and storage cost estimates.