Aja DataCalc

Things I Like

Ever need to figure out how many gigabytes of storage your video recording will take at a certain resolution, frame rate or codec?  Ever need to compute how many hours of footage you can fit on a certain drive size?

This week’s “Things I Like” is Aja’s DataCalc, an iOS app, and it can do all those calculations whether you use a Aja recorder or not!


• Computes space requirements for many codecs including 8bit YUV, 8bit RGBA, 10bit YUV, 10bit RGB, 12bit RGB, 12bit RGBA, 16bit RGB, 16bit RGBA, Apple Intermed, AVC-Intra 50,  AVC-Intra 100, AVC-Intra 200, AVCHD, Canon RAW, CineForm 422,   CineForm 444, CineForm RAW,  CineForm 3D,  DNxHD 36, DNxHD 145, DNxHD 220, DNxHR LB, DNxHR SQ, DNxHR HQ, DNxHR HQX, DNxHR 444, DV25 , DV50, DVCProHD, HDV, HDCAM-SR Lite, HDCAM-SR, HDCAM-SR 444 SQ, HDCAM-SR 444 HQ, ProRes Proxy, ProRes LT, ProRes (SQ), ProRes HQ,  ProRes 4444, ProRes 4444 XQ, Redcode (various), Red One RC (various), Sony 16bit RAW, XAVC-HD, XAVC-4K, XDCAM EX and XDCAM HD

• Video resolutions supported include NTSC, PAL, 1080i, 1080p, 720p, 2K, UHD, 4K, 8K and more

• Frame rates include 14.98, 15, 23.98, 24, 25, 29.97, 30, 48, 50, 59.94, 60, 96, 120 and 240

• Calculations can be emailed, texted, or copy and pasted into other apps
• Price: Free!


• iOS only

• Does not have a H.264/H.265 codec option however you can substitute others (like DNxHD 36) as an approximate

Screen Shots

Tom D'Angelo

Tom D'Angelo has worked in television production and AVL corporate theater for nearly four decades. He is Emmy Award nominated (Best Director category, Mid-Atlantic) and has been part of various teams nominated or winning national Emmys.  As the Media Director at a megachurch in the 1980’s he developed a love for the Church and church performing and technical artists.