StorageCalculator vs NDI Switcher
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StorageCalculator
Calculate storage and bandwidth needs for video and audio media. Supports professional codecs like ProRes and XAVC. Estimate data rates and copy times for media files.
- Storage and bandwidth calculation
- Professional codec data (ProRes, XAVC, etc.)
- Data rate estimation
- Copy time estimator
- Media file size fitting
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A storage and bandwidth calculator for video and audio media files. StorageCalculator is a simple way to calculate the storage and bandwidth required to store your footage. The app contains data on a wide array of professional codecs, including ProRes, XAVC, DNxHR and RedCode. The data rate chooser helps you to estimate the data rate required to fit a video of a certain duration into a file of a certain size - for example creating an MP4 which has to fit onto a pen drive. There is also a copy time estimator, which can be used to estimate the time required to copy data between different drives.
NDI Switcher
Easily switch between multiple NDI video sources on your local network. Preview feeds, select one for output, and even record them individually or simultaneously. Export recordings for further editing.
- Connect up to 6 NDI feeds
- Preview individual camera feeds
- Select one source for output
- Rebroadcast selected feed via NDI
- Record individual or all feeds
- Export recordings for editing
- Set transition times between feeds
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Switch between your NDI video sources! Focus allows you to connect and select multiple camera feeds, and other NDI video feeds on your local network. Preview your camera feeds, and select one source to output from your device. Connect to OBS over local network. Features include: * Up to 6 simultaneous feed connections (device/network dependent). * Rebroadcast your selected feed to other devices, via NDI. * Share your selected feed full-screen to any connected display, via AppleTV or via HDMI adaptor. * Select feed quality of each individual feed. * Record individual feeds or all at once. * Export recordings from the app to edit in other applications. * Set transition times between feeds. Focus is developed in Aotearoa New Zealand, by David Wood. David loves making real-time video tools, that anyone can use. --- Please note: Video feed quality dependent on your receiving device, any NDI cameras or other devices sending NDI video feeds, and the quality of your network. It is recommended to use a wired ethernet connection with your device, and a 1Gbps (1000BASE-T) ethernet switch or dedicated wifi router with good range/signal strength. -- Focus is © David Wood NDI and the NDI SDK, is © NDI Inc EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: StorageCalculator at 4.0 against NDI Switcher's 1.0. StorageCalculator also leads on in-app purchases (none vs 3) and review sentiment (33% vs 0%). NDI Switcher's advantage is update cadence (every 3 months vs every 9 months). On price, ratings volume, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. NDI Switcher sells 3 in-app purchases, starting at $4.99 per month. StorageCalculator asks for nothing beyond the download.
StorageCalculator holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 33% of StorageCalculator's written reviews are positive against 0% of NDI Switcher's.
StorageCalculator ships an update every 9 months, NDI Switcher every 3 months. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.
| Parameter | StorageCalculator | NDI Switcher |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | 1.0 (2 ratings) |
| Positive reviews | 33.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 9 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 2 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Mara Flint | David Wood |
Customer experience
StorageCalculator
NDI Switcher
In-app purchases
StorageCalculator
No in-app purchases
NDI Switcher
- Monthly$4.991 Month
- Annual$14.991 Year
- Lifetime$24.99
Questions
Is StorageCalculator free?
Is NDI Switcher free?
Which has better reviews, StorageCalculator or NDI Switcher?
Do StorageCalculator or NDI Switcher have ads?
Which is updated more often, StorageCalculator or NDI Switcher?
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