AJA DataCalc vs Sidus Audio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AJA DataCalc
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.
- Calculates storage for video/audio media
- Supports popular industry formats and codecs
- Handles resolutions up to 8K
- Input durations in days, hours, seconds, or frames
- Displays results in KB, MB, GB, or TB
- Save common calculations as favorites
- Share calculation summaries via email
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AJA DataCalc computes storage requirements for professional video and audio media. Designed for video professionals, this application works with all the most popular industry video formats and compression methods, including AJA Raw, Apple ProRes, DVCProHD, HDV, XDCAM, DV, CineForm, REDCODE, Avid DNxHD, Avid DNxHR, Apple Intermediate, 16 bit RGB and RGBA, uncompressed, and more. Video standards supported include NTSC, PAL, 1080i, 1080p, 720p, 2K, 4K and 8K. AJA DataCalc allows you to change settings and calculate storage requirements in a single screen with simple controls and a clear concise display. Media durations can be entered in units of days, hours, seconds, or even as precise as frames using time code mode. Clicking on results will rotate you through alternative values including KB, MB, GB or TB for storage calculations or time results in a variety of formats when in TimeCalc mode. Summary information obtained by DataCalc can even be optionally shared via email or other iOS and iPadOS share services, and a Favorites feature allows you to save common calculations for speedy reference.
Sidus Audio
This app allows professional audio engineers and sound enthusiasts to wirelessly connect and control multiple audio devices. It features an intelligent network for stable communication, centralized monitoring, and parameter presets, all accessible through a user-friendly interface.
- Intelligent audio network
- Wireless device control
- Centralized monitoring
- Parameter presets
- Cloud synchronization
- Demo mode
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Sidus Audio™ is an audio control App released by Sidus Link® for professional audio engineers, mixing engineers, foley engineers as well as video workers, anchor and sound lover,etc.Users can connect and control devices wirelessly,to realize higher working efficiency. I. Intelligent audio network The decentralized audio communication network supports direct connection of audio device through mobile terminal Bluetooth without another network (gateway or router); The auto reconnection mechanism can maximize the communication smoothness and avoid repeated adding of audio devices; Support up to 20 devices, exclusive Bit ConnectifyTM technology provides more stable and faster communication transmission. II. Functions 1. Control Mode Simplified core controls to ensure ease of use for users. Accurate workstation classification to improve focus and efficiency. 2. Quick Management Monitoring mode The “Devices” and “Workstation” mode supports centralized and classified monitoring, to realize overall and targeted management; Parameter preset The device parameters can be saved to preset library and uploaded to cloud server, to support one-key saving and call; III. Workflow First,establish a Bluetooth communication network and start intelligent control right now! Second, copy the configured devices to device groups for application in different scenarios. Finally, the dual modes of "Devices" and "Workstation" will help help you monitor efficiently! IV. Cloud Service Free Cloud storage, support synchronization of presets and account data to avoid occupation of local memory. Reliable cloud service manager, avoid data loss when switching among different terminals. V. Demo Mode Full-process functional experience, no equipment required, no threshold to get started.
Screenshots
Verdict
The clearest difference is rating: Sidus Audio at 4.4 against AJA DataCalc's 3.8. Sidus Audio also leads on update cadence (every 6 weeks vs every 4 months). AJA DataCalc's advantage is iOS requirement (9.0.0 vs 15.0). On price, review sentiment, ratings volume and 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Sidus Audio holds the better App Store score, 4.4 against 3.8. Both are backed by a comparable volume of ratings — 11 and 17 respectively. Written reviews point the same way: 70% of AJA DataCalc's written reviews are positive against 71% of Sidus Audio's.
AJA DataCalc ships an update every 4 months, Sidus Audio every 6 weeks. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.
| Parameter | AJA DataCalc | Sidus Audio |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (11 ratings) | 4.4 (17 ratings) — better |
| Positive reviews | 70.4% of reviews | 71.4% of reviews — better |
| Number of ratings | 11 | 17 — better |
| Update frequency | Every 4 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 3 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | AJA Video Systems | Sidus Link Ltd. |
Customer experience
AJA DataCalc
Sidus Audio
In-app purchases
AJA DataCalc
No in-app purchases
Sidus Audio
No in-app purchases








