Comparison

BuildersCalcsPro vs Sensorberg One Access

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

Head to head
About

BuildersCalcsPro

This app simplifies complex construction calculations for various building trades and DIY projects. It offers tools for concrete, foundations, brickwork, roofing, and more, with an intuitive interface. Includes a VAT calculator and a brain-resting game.

Highlights
  • Concrete quantity calculations
  • Foundation and floor slab calculations
  • Brick, block, and mortar calculations
  • Roofing and wall tile quantity estimation
  • Paint and heat loss calculations
  • Thermal property calculators
  • VAT calculator
Features
Read full description

BuilderscalcsPro is possibly the only IPhone App you will need for all your calculations in Most Building Trades and DIY projects. It combines all your needs into 1 App and there's no need to be a Scientist or expert Mathematician to use it because of the ease of use and simple to understand Interface. There's also a brilliant VAT calculator and even a game you can play to rest your brain. Main Programs Include. CONCRETE Quantities FLOOR SLAB *Aggregate *Sand *Cement FOUNDATIONS *Aggregate *Sand *Cement RENDERING & PLASTERING *Mortar *Sand *Cement *Plaster BRICK & BLOCKWORK *Quantities of Brick / Block *Amounts of Mortar *Sand *Cement FLOOR JOISTS *Joist Sizes *Stress Graded Timbers *Various Dead Loads ROOFING Quantities *Slates *Tiles *Battens *Felt *Nails WALL TILES *Tile Quantities *Adhesive amounts PAINT Quantities *Wall & Ceilings HEATLOSS of ROOM or BUILDING *Output in Watts *Corrected output for Radiator Selection THERMAL Calculators *Floors *Walls *Framing VAT Calculator *Multiple Edit INFO *General Conversion Formulae

About

Sensorberg One Access

This application allows your smartphone to unlock buildings and control access points equipped with a specific solution. Manage all your access needs, view and unlock doors, and favorite frequently used locations for quick access.

Highlights
  • Manage all access control needs
  • Unlock doors from the app
  • Search for access points
  • Favorite frequently used doors
  • Dynamic theming
Features
Read full description

The Sensorberg One Access app elevates access control to the next level. One Access enables your phone to unlock any building equipped with the Sensorberg access control solution with a simple tap. Features - A single app to manage all your access control needs - View the list of available doors and unlock them from the app - Search for doors, elevators or any access controlled device - Favorite frequently used doors to quickly access them - Dynamic theming based on the location you are in

Screenshots

BuildersCalcsPro4 screens
Sensorberg One Access4 screens

Verdict

The call

The clearest difference is price: Sensorberg One Access at Free against BuildersCalcsPro's $2.99. Sensorberg One Access also leads on rating (5.0 vs 1.4) and update cadence (fortnightly vs every 10 months). BuildersCalcsPro's advantage is ratings volume (5 vs 1). On review sentiment, ads, in-app purchases and device support 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

Sensorberg One Access is free to download; BuildersCalcsPro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Sensorberg One Access holds the better App Store score, 5.0 against 1.4. That said, the two scores are not equally well evidenced: BuildersCalcsPro has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 38% of BuildersCalcsPro's written reviews are positive against 33% of Sensorberg One Access's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

BuildersCalcsPro ships an update every 10 months, Sensorberg One Access fortnightly. The most recent releases landed on September 14, 2026 and August 27, 2026 respectively.

Scorecard5 real differences · 5 level
BuildersCalcsPro versus Sensorberg One Access: the parameters behind the verdict, then further details
ParameterBuildersCalcsProSensorberg One Access
Price$2.99Free — better
Rating1.4 (5 ratings)5.0 (1 ratings) — better
Positive reviews37.5% of reviews — better33.3% of reviews
Number of ratings5 — better1
Update frequencyEvery 10 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhoneiPhone
Requires iOS17.617.0 — better
Further details — not scored
Size8 MB82 MB
Age rating4+4+
DeveloperRobert ThompsonSensorberg GmbH

Customer experience

BuildersCalcsPro

All ratings5 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews8 reviews
Positive37.5%
Neutral0.0%
Negative62.5%

Sensorberg One Access

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

BuildersCalcsPro

No in-app purchases

None

Sensorberg One Access

No in-app purchases

Questions

Is BuildersCalcsPro free?
BuildersCalcsPro costs $2.99, with no in-app purchases.
Is Sensorberg One Access free?
Sensorberg One Access is free to download, with no in-app purchases.
Which has better reviews, BuildersCalcsPro or Sensorberg One Access?
Sensorberg One Access is rated higher. BuildersCalcsPro averages 1.4 out of 5 from 5 ratings, while Sensorberg One Access averages 5.0 from 1 ratings.
Do BuildersCalcsPro or Sensorberg One Access have ads?
Neither BuildersCalcsPro nor Sensorberg One Access shows ads.
Which is updated more often, BuildersCalcsPro or Sensorberg One Access?
BuildersCalcsPro ships an update every 10 months, and Sensorberg One Access fortnightly. Most recently, BuildersCalcsPro was updated on September 14, 2026 and Sensorberg One Access on August 27, 2026.

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