Estimate the ideal storage capacity for your smart security system. Input parameters like video resolution, frame rate, and retention days to calculate microSD card or hard disk drive needs for NVRs.
3.1.2
December 4, 2025
Redesigned User Interface.
WD Purple Storage Calculator uses your input on parameters like video resolution, frame rate, and retention days to estimate the required storage capacity for microSD cards or hard disk drives.
For microSD cards, it considers video resolution, frame rate, minimum video length to retain, and the required endurance for the card.
For NVRs, it factors in the number of cameras, resolution, frame rate, video quality, and the desired retention period for the video footage.
Yes, WD Purple Storage Calculator is available for both iPhone and iPad devices, indicated by its supported devices list.
The latest version, 3.1.2, was last updated on December 4, 2025, indicating a recent update and ongoing support.
WD Purple Storage Calculator has an age rating of 4+, making it suitable for a wide range of users.
No, WD Purple Storage Calculator does not contain advertisements. The app is free to use without any ad interruptions.
Users have rated WD Purple Storage Calculator highly, with an average of 4.9 stars from 62 ratings, suggesting strong user satisfaction.
