Comparison

AJA DataCalc vs Sidus Audio

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

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.

Highlights
  • Intelligent audio network
  • Wireless device control
  • Centralized monitoring
  • Parameter presets
  • Cloud synchronization
  • Demo mode
Features
Read full description

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

AJA DataCalc4 screens
Sidus Audio4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
AJA DataCalc versus Sidus Audio: the parameters behind the verdict, then further details
ParameterAJA DataCalcSidus Audio
PriceFreeFree
Rating3.8 (11 ratings)4.4 (17 ratings) — better
Positive reviews70.4% of reviews71.4% of reviews — better
Number of ratings1117 — better
Update frequencyEvery 4 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0.0 — better15.0
Further details — not scored
Size3 MB50 MB
Age rating4+4+
DeveloperAJA Video SystemsSidus Link Ltd.

Customer experience

AJA DataCalc

All ratings11 ratings
Positive72.7%
Neutral0.0%
Negative27.3%
Written reviews54 reviews
Positive70.4%
Neutral13.0%
Negative16.7%

Sidus Audio

All ratings17 ratings
Positive82.4%
Neutral5.9%
Negative11.8%
Written reviews14 reviews
Positive71.4%
Neutral7.1%
Negative21.4%

In-app purchases

None

AJA DataCalc

No in-app purchases

None

Sidus Audio

No in-app purchases

Questions

Is AJA DataCalc free?
AJA DataCalc is free to download, with no in-app purchases.
Is Sidus Audio free?
Sidus Audio is free to download, with no in-app purchases.
Which has better reviews, AJA DataCalc or Sidus Audio?
Sidus Audio is rated higher. AJA DataCalc averages 3.8 out of 5 from 11 ratings, while Sidus Audio averages 4.4 from 17 ratings.
Do AJA DataCalc or Sidus Audio have ads?
Neither AJA DataCalc nor Sidus Audio shows ads.
Which is updated more often, AJA DataCalc or Sidus Audio?
AJA DataCalc ships an update every 4 months, and Sidus Audio every 6 weeks. Most recently, AJA DataCalc was updated on October 12, 2026 and Sidus Audio on October 13, 2026.

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