Comparison

STEINEL DCS™ vs Roll Length Calc

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

Head to head
About

STEINEL DCS™

This app enables wireless commissioning of lighting, plug load, and HVAC systems through a Bluetooth connection. It integrates occupancy sensors, photo sensors, and switches for code-compliant solutions. Features include relay control, dimming zones, and daylight harvesting.

Highlights
  • Wireless commissioning via Bluetooth
  • Load and HVAC integration
  • Occupancy and photo sensor integration
  • 3 x 20A Relays with current monitoring
  • 3 x 0-10v Dimming Zones
  • Daylight Harvesting
  • BACnet integration
Features
Read full description

This is the STEINEL DCS™ Commissioning App for the STEINEL Digital Control Solution™ line of products. The STEINEL DCS™ integrates load control with occupancy sensors, photo sensors and switches to provide simple code compliant solutions for lighting, plug load and HVAC integration through BACnet. Time saving wireless commissioning is accomplished via Bluetooth connection from a Smart Phone or Tablet to a STEINEL DCS™ Digital Controller, which communicates to the sensors and switches by the 2 wire bus.   Key Features Include:  • 3 x 20A Relays (expandable via BLE Mesh)  • Current Monitoring Per Relay • 3 x 0-10v Dimming Zones • Multizone Daylight Harvesting • Partial On & Off • 20 A Receptacle Control • Use Cases • Demand Response Input • 24V External Input Signal • Internal Time Clock • Sequence of Operations • Min. & Max. manual dimming levels • Light Scenes • Wired data line • BLE MESH for groupings • BACnet • External Relay Support • BACnet COV subscription • Inbuilt firmware embedded in app • Photosensor Outdoor logic • Time slice capacity increased to 9 • Astro function

About

Roll Length Calc

Calculate the length and area of rolled materials with precision. Save, search, and manage your calculations with detailed reports and notes. Supports multiple units and offers a user-friendly interface for professionals.

Highlights
  • Calculate roll length from diameters and thickness
  • Compute material surface area
  • Save calculations with custom titles and types
  • Add notes to reports
  • Search through saved reports
  • Calculate roll diameter from length
  • Support for multiple units of measurement
Read full description

Roll Length Calc - Accurate Material Calculations Professional app for calculating rolled material length, area and creating detailed reports. MAIN FEATURES: Calculate roll length based on diameters and material thickness Compute material surface area Save calculations with custom titles and material types Add notes to each report Complete list of all saved calculations Search through reports and materials New Feature: Now you can calculate the roll diameter based on the length and material parameters! Just switch modes and get the result instantly. Thanks to your feedback, we keep improving the app. If you find it useful, please leave a review on the App Store – it helps us a lot! Support for multiple units of measurement (mm, cm, m, inches) CREATE COMPREHENSIVE REPORTS: Specify material type (film, fabric, paper, metal) Add detailed notes and comments Maintain complete calculation history Organize and manage your data efficiently PERFECT FOR: Manufacturing companies and factories Construction and engineering firms Logistics and supply chain services Warehouse and inventory management Engineers and technicians Technical students and educators CALCULATION CAPABILITIES: Roll length of various materials Surface area calculations Winding density coefficient Precise mathematical formulas TECHNICAL SPECIFICATIONS: Simple and intuitive user interface Fast and accurate computations Secure data storage and backup Support for metric and imperial systems Optimize your production processes with our advanced calculator. Calculate roll length, generate comprehensive reports, and manage your materials efficiently. Essential tool for professionals working with rolled materials in manufacturing, construction, and logistics industries.

Screenshots

STEINEL DCS™4 screens
Roll Length Calc4 screens

Verdict

The call

The clearest difference is review sentiment: Roll Length Calc at 100% against STEINEL DCS™'s 50%. STEINEL DCS™'s advantage is price (Free vs $0.99) and update cadence (every 2 weeks vs every 2 months). On ads, in-app purchases, device support and iOS requirement 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

STEINEL DCS™ is free to download; Roll Length Calc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

STEINEL DCS™ ships an update every 2 weeks, Roll Length Calc every 2 months. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
STEINEL DCS™ versus Roll Length Calc: the parameters behind the verdict, then further details
ParameterSTEINEL DCS™Roll Length Calc
PriceFree — better$0.99
Rating4.0 (4 ratings) — better—
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings4 — better—
Update frequencyEvery 2 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.6
Further details — not scored
Size27 MB2 MB
Age rating4+17+
DeveloperSteinel GmbHKonstantin Khoroshun

Customer experience

STEINEL DCS™

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Roll Length Calc

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

STEINEL DCS™

No in-app purchases

None

Roll Length Calc

No in-app purchases

Questions

Is STEINEL DCS™ free?
STEINEL DCS™ is free to download, with no in-app purchases.
Is Roll Length Calc free?
Roll Length Calc costs $0.99, with no in-app purchases.
Do STEINEL DCS™ or Roll Length Calc have ads?
Neither STEINEL DCS™ nor Roll Length Calc shows ads.
Which is updated more often, STEINEL DCS™ or Roll Length Calc?
STEINEL DCS™ ships an update every 2 weeks, and Roll Length Calc every 2 months. Most recently, STEINEL DCS™ was updated on October 31, 2026 and Roll Length Calc on October 30, 2026.

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