This tool helps filmmakers calculate video data capacity, transfer times, and recording durations. It offers offline use, iCloud synchronization, and language/unit switching.






244+ iOS apps curated and reviewed
Every iPhone needs a few good datacalc apps. We benchmark 244+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | Yes | Aug 2026 | ||
| 2 | Free | 3.8★ (11) | No | No | May 2026 | ||
| 3 | Free was $3.99 | — | No | Yes | Jun 2026 | ||
| 4 | Free | 4.3★ (1.3K) | No | No | Sep 2026 | ||
| 5 | Free | 4.7★ (13K) | Yes | Yes | Sep 2026 | ||
| 6 | Free | 4.8★ (1.8M) | No | No | Sep 2026 | ||
| 7 | Free | 4.5★ (4) | No | Yes | Sep 2026 | ||
| 8 | Free | 4.6★ (215K) | No | Yes | Sep 2026 |






This tool helps filmmakers calculate video data capacity, transfer times, and recording durations. It offers offline use, iCloud synchronization, and language/unit switching.





Calculate storage needs for professional video and audio projects. Supports numerous industry formats, codecs, and resolutions from HD to 8K. Easily input durations and view results in various units.




This app helps digital cinema and video professionals estimate storage needs for their recordings. It calculates file sizes based on chosen camera models, codecs, and recording durations. Access to all features may require a subscription.