StorageCalculator vs ab Spatial Ambisonics Recorder
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.
ab Spatial Ambisonics Recorder
Record high-quality, lossless 1st Order Ambisonics audio and 4K video simultaneously. This advanced tool allows for spatial audio capture that can be decoded into various speaker layouts, including Dolby Atmos. It also features a built-in player for instant review of your recordings.
- Lossless 1st Order Ambisonics recording
- Simultaneous 4K video recording
- Audio decoded to Stereo for video
- Built-in media player
- Adjustable audio bit depth and sample rate
- Configurable video resolution and frame rate
- Orientation adaptation for soundfield
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'ab Spatial Recorder' is an advanced recorder of 1st Order Ambisonics signals LOSSLESSLY for Spatial Audio. Requires iPhone 16 Pro/Pro Max and above! Using your iPhone's built-in microphone array, you can now record Audio in 1OA Ambisonics losslessly. The Ambisonics Audio can later be decoded to any speaker layout in existence: From Stereo all the way to 5.1, or even Dolby Atmos beds! Additionally, 'ab Spatial Recorder' also includes a video recorder that helps you record video WHILE recording Ambisonics audio. That way you can record video and simultaneously have your lossless Ambisonics track. This track is also decoded inside the device and a Stereo audio signal added to the final video. That way, you have your video with stereo audio and your lossless Ambisonics WAV. 'ab Spatial Recorder' comes also with a media player that helps you visualise, and listen to your 1OA recordings in Stereo, so you can watch or listen instantly! Included: - Lossless 1st Order Ambisonics recording, straight from your iPhone's microphone array. - Video recording, with your Ambisonics track decoded to Stereo and added to the video for you. - A built-in player to watch and listen to your 1OA recordings in Stereo, instantly. - Recorded Audio can be 16-bit, 24-bit, or even 32-bit Float at 48kHz. - Video can be all the way from SD, to 1080p and even 4k, at 24, 30, or 60fps. - Recordings can be done in portrait mode, or in landscape mode - the Ambisonics soundfield will adapt to the orientation of your device. - Video Stabiliser can be turned on or off. - Cameras can be flipped together with the Ambisonics soundfield, meaning that you can use your selfie camera as "Front" or your main cameras as "Front" - it all depends on what YOU want! Available as separate add-ons: - GPS Tagging - a GPS tag saved in both your video and your audio files, so you always have the location where the media was recorded. - Dual Camera - record BOTH cameras at once, so you can see what's happening in front of and behind the device, great for tracking audio. Works in PiP mode or in DOUBLE 4K! - Real-Time Audio - decode the audio to Stereo in real time and write it into your video file while you record, for instant results. - Immersive Formats Export - IAMF Audio, to create spatial videos you can upload to YouTube, plus Apple Spatial ASAF. - Advanced Camera Controls - for professional takes (Log, Log2, HDR, P3, manual ISO, shutter speed, white balance, focus options, zoom curves - all based on device support). - Soundfield Rotation - rotate your Ambisonics files manually or through head rotation (AirPods).
Screenshots
Verdict
The clearest difference is price: StorageCalculator at Free against ab Spatial Ambisonics Recorder's $5.99. StorageCalculator also leads on in-app purchases (none vs 6) and review sentiment (33% vs 0%). ab Spatial Ambisonics Recorder's advantage is update cadence (every 3 weeks vs every 9 months). On ads 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
StorageCalculator is free to download; ab Spatial Ambisonics Recorder costs $5.99 up front. ab Spatial Ambisonics Recorder sells 6 one-off in-app purchases. StorageCalculator asks for nothing beyond the download.
StorageCalculator ships an update every 9 months, ab Spatial Ambisonics Recorder every 3 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.
| Parameter | StorageCalculator | ab Spatial Ambisonics Recorder |
|---|---|---|
| Price | Free — better | $5.99 |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 33.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 26 |
| Further details — not scored | ||
| Size | 2 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Mara Flint | Alejandro Cabrera Zuniga |
Customer experience
StorageCalculator
ab Spatial Ambisonics Recorder
In-app purchases
StorageCalculator
No in-app purchases
ab Spatial Ambisonics Recorder
- Soundfield Rotation - Headtracking$2.99
- Real-Time Audio Support$3.99
- Advanced Video Controls$3.99
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- GPS Tagging Support$3.99
- Dual Camera$4.99
- Immersive Formats Export$4.99
Questions
Is StorageCalculator free?
Is ab Spatial Ambisonics Recorder free?
Do StorageCalculator or ab Spatial Ambisonics Recorder have ads?
Which is updated more often, StorageCalculator or ab Spatial Ambisonics Recorder?
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