Comparison

DOT dataCalc vs Stellar by ARRI

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

Head to head
About

DOT dataCalc

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.

Highlights
  • Instant storage estimation
  • Camera setup options
  • Supports numerous camera models
  • Calculates file size by recording time
  • Multiple codec support
  • Subscription for full features
Features
Read full description

DOT dataCalc allows you to get instant answers by choosing setup options as in the camera's menu. It was specially developed for those who use digital cinema and video cameras. Directors, Producers, Directors of Photography, Camera Assistants and DITs can now get instant estimation for their storage needs. With DOT dataCalc you can calculate the file size generated in a given recording time. Calculates storage needs for: • Apple ProRes Codecs • Arri: Alexa 265, Alexa 35, Alexa 35 Xtreme, Alexa 65, Alexa Classic, Alexa LF, Alexa Mini, Alexa Mini LF, Alexa SXT, Alexa XT, Amira • Avid Codecs • Blackmagic Design: Cinema Camera 6K, Pyxis 6K, Pocket Cinema Camera 4K, Pocket Cinema Camera 6K G2, Pocket Cinema Camera 6K Pro, Studio Camera 4K Plus G2, Studio Camera 4K Pro G2, Studio Camera 6K Pro, Ursa Cine 12K LF, Ursa Cine 17K 65, Ursa Mini Pro 4.6K G2, Ursa Mini Pro 12K • Canon: 5D Mark IV, C50, C70, C100, C100 Mark II, C200, C300, C300 Mark II, C300 Mark III, C400, C500 Mark II, C500, C700 FF, C700 GS, C700, R5C • DJI: Air, Air 2, Air 3, Air 3S, Avata 2, Flip, Inspire 1, Inspire 1 Pro, Inspire 3, Mavic 2 ProD, Mavic 3 Classic, Mavic 3 Pro Hasselblad, Mavic 3 Pro Medium Tele, Mavic 3 Pro Tele, Mavic 4 Pro Hasselblad, Mavic 4 Pro Medium Tele, Mavic 4 Pro Tele, Mavic Mini, Mavic Pro, Mavic Pro Platinum, Mini 2, Mini 2 SE, Mini 3, Mini 3 Pro, Mini 4 Pro, Mini 4K, Mini SE, Neo, O4 Air Unit Pro, Spark, Zenmuse X5s, Zenmuse X7 • Freefly: Ember Camera S5K, S2.5K Color, S2.5K Mono • Fujifilm GFX Eterna 55 • Panasonic EVA1 • Red: DSMC2 Dragon-X, DSMC2 Gemini, DSMC2 Helium, DSMC2 Helium Monochrome, DSMC2 Monstro, DSMC2 Monstro Monochrome, Epic Dragon 6K Monochrome, Epic Dragon 6K, Epic Dragon 6K CF, Epic M-X 5K, Epic M-X 5K Monochrome, Epic-W 5K S35, Epic-W 8K S35, Komodo Monochrome, Komodo-X, Komodo, Ranger Gemini, Ranger Helium, Ranger Monstro, Raven 4.5K, Scarlet Dragon 6K, Scarlet M-X 5K, Scarlet-W 5K Monochrome, Scarlet-W 5K, V-Raptor [X] 8K VV, V-Raptor 8K S35, V-Raptor 8K VV, V-Raptor XL [X] 8K VV, V-Raptor XL 8K S35, V-Raptor XL 8K VV, Weapon 6K CF, Weapon 6K MG, Weapon Helium, Weapon Helium Monochrome • Sony: Burano, F5, F55, FX2, FX3, FX6, FX9, FX30, Venice, Venice 2 - 6K, Venice 2 - 8K, α7S II, α7S III * Some models offer full feature access exclusively to paying subscribers. Terms Of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.dotcine.com.br/datacalc-privacy

About

Stellar by ARRI

This app simplifies professional lighting control for film and studio productions. It automates complex DMX settings, offers intuitive interfaces for color adjustments, and seamlessly connects ARRI and third-party fixtures. Organize setups, manage fixtures, and create custom looks with ease.

Highlights
  • Project and scene organization
  • Automatic fixture discovery (RDM)
  • Auto Layout for DMX management
  • Advanced color control (CCT, HSI, RGBW, x,y)
  • Fixture grouping and control
  • Import light plot diagrams
  • Export/Import projects and scenes
Features
Read full description

ARRI is improving Stellar since its introduction, closely follow technology developments and users’ feedback of this intelligent app for professional lighting control. Stellar reimagines lighting control by automatically managing complex DMX settings and by featuring control interfaces with stunning graphic design. Programmed intelligence and advanced communication make connecting ARRI LED fixtures and third party fixtures to the app simple and straightforward. Features: - Create projects and scenes to organize your lighting setups - Automatic discovery of ARRI fixtures using RDM - Auto Layout (automatically manages DMX modes and addresses) - Unique and beautiful user interfaces for all color modes - Control CCT, HSI, RGBW, x,y Coordinates, Gel Selection, Source Matching and Lighting Effects - Select gel and source matching colors for the L-Series - Import a light plot diagram to visually layout fixtures - Advanced color gamut selection in x,y Coordinates - Group fixtures to control them at the same time - Favorites to store a custom color or lighting effect - Look creation to store scene color settings - Live Sync - Export/Import projects, scenes, & favorites - iCloud backup - Change settings of fixtures - Control the master intensity of all fixtures - Multi-Select fixtures - Advanced search and sort functions - Quickly identify fixtures via RDM - Handles Art-Net compliant nodes and complex DMX networks - Assign names to fixture for easy referencing - Works on iPhones and iPads Stellar is the perfect app to quickly and easily control ARRI and third party lights in small to mid size studio as well as while on set. Whether a large film with many scenes and setups or a small project with just a few fixtures, Stellar is built to work in all scenarios. With a long list of feature additions already implemented and planned, Stellar is growing into a fully featured lighting control platform. Stellar is the “go-to” application for controlling fixtures as it seamlessly integrates functionality with great design making the task of adjusting lights effortless. Preview: https://youtu.be/JmGP9tzg-X8 Compatibility: Works with iPhones (5.5” and up) and iPads (9.7” and up), iOS 11 and up Art-Net Gateways: SkyLink, SkyPanel (FW 4.1 and up), ENTTEC, Luminex Stellar Unlimited: Test and work with all features of Stellar, it is free of charge for five fixture. Get unlimited access with a one-time payment. Privacy Policy: https://www.arri.com/en/privacy EULA: http://www.arri.com/corporate/about_arri/legal/end_user_license_agreement/ ©2022 Arnold & Richter Cine Technik GmbH & Co. Betriebs KG. All ARRI trademarks and copyrights used herein are the property of the ARRI. All rights reserved.

Screenshots

DOT dataCalc4 screens
Stellar by ARRI4 screens

Verdict

The call

The clearest difference is review sentiment: Stellar by ARRI at 31% against DOT dataCalc's 13%. Stellar by ARRI also leads on iOS requirement (13.1 vs 17.0). On price, update cadence, ads and in-app purchases 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. DOT dataCalc sells 2 in-app purchases, starting at $1.99 per month and Stellar by ARRI sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

DOT dataCalc ships an update monthly, Stellar by ARRI every 6 weeks. The most recent releases landed on September 18, 2026 and August 31, 2026 respectively.

Scorecard2 real differences · 8 level
DOT dataCalc versus Stellar by ARRI: the parameters behind the verdict, then further details
ParameterDOT dataCalcStellar by ARRI
PriceFreeFree
Rating—4.5 (41 ratings) — better
Positive reviews12.5% of reviews30.8% of reviews — better
Number of ratings—41 — better
Update frequencyMonthly — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.1 — better
Further details — not scored
Size1 MB84 MB
Age rating4+17+
DeveloperJOSE F DA SILVA NTARRI Group

Customer experience

DOT dataCalc

Written reviews8 reviews
Positive12.5%
Neutral12.5%
Negative75.0%

Stellar by ARRI

All ratings41 ratings
Positive87.8%
Neutral0.0%
Negative12.2%
Written reviews13 reviews
Positive30.8%
Neutral7.7%
Negative61.5%

In-app purchases

2 purchases

DOT dataCalc

Subscriptions2
  • Monthly7 Days trial$1.991 Month
  • Yearly7 Days trial$4.991 Year
3 purchases

Stellar by ARRI

Subscriptions2
  • Stellar Monthly Subscription14 Days trial$9.991 Month
  • Stellar Yearly Subscription14 Days trial$99.991 Year
One-time1
  • Stellar Unlimited$99.99

Questions

Is DOT dataCalc free?
DOT dataCalc is free to download, with in-app purchases available.
Is Stellar by ARRI free?
Stellar by ARRI is free to download, with in-app purchases available.
Do DOT dataCalc or Stellar by ARRI have ads?
Neither DOT dataCalc nor Stellar by ARRI shows ads.
Which is updated more often, DOT dataCalc or Stellar by ARRI?
DOT dataCalc ships an update monthly, and Stellar by ARRI every 6 weeks. Most recently, DOT dataCalc was updated on September 18, 2026 and Stellar by ARRI on August 31, 2026.

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