Comparison

Concrete Calculator Plus vs RedX Decks

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

Head to head
About

Concrete Calculator Plus

This app provides 15 calculators for estimating concrete, blocks, mortar, rebar, and gravel. It supports various shapes and units, offering material cost estimations for construction projects.

Highlights
  • 15 concrete estimation calculators
  • Estimates cubic yards or bags
  • Calculates material costs
  • Supports various shapes (slabs, walls, columns)
  • Estimates rebar and gravel needs
  • Converts between units (inches, feet, meters)
Features
Read full description

15 concrete estimation calculators to estimate concrete in cubic yards or bags, with estimated material costs. Estimate concrete needed for a rectangular slab, circular slab, footing, circular columns or posts, poured walls, block walls, and steps. Estimate the number of blocks or CMUs to build a block wall, and estimate the material needed for a mortar mix. Estimate the amount of rebar for a slab and the gravel needed for the base. 15 Free Calculators: - Rectangular slab - Circular slab - Footing - Circular column - Poured wall - Steps - Post holes - Gravel - Asphalt - Block wall - Block fill - Mortar - Rebar Reinforcement - Mesh Reinforcement - Area - Volume Enter dimensions in inches, feet, yards, centimeters, or meters. Get results in US customary or metric measurements. Based on the calculators on Inch Calculator(www.inchcalculator.com) that are trusted by millions of people world-wide for material estimation.

About

RedX Decks

Design and visualize complex deck structures, including roofs and stairs, with automatic framing and structural calculations. Generate professional, permit-ready blueprints and detailed material lists for efficient construction.

Highlights
  • 3D deck and roof design
  • Automatic framing layouts
  • Structural calculations
  • Permit-ready blueprints
  • Material and cut lists
  • 3D visualization and renders
Features
Read full description

Design decks. Add roofs. Generate permit ready blueprints. RedX Decks is powerful deck design software for contractors, designers, and serious DIY builders. Create structurally sound decks, add roof-over-deck systems with beams and posts, and generate professional construction drawings in minutes. Build straight, wraparound, gazebo, L-shaped, U-shaped, freestanding, multi-level, or fully custom decks with automatic framing layouts and structural calculations. Decks With Roof Structures Design: • Roof over deck systems • Post and beam covered decks • Gazebo roofs • Decks with integrated stairs and railings • Multi-level structural framing Create complete deck and roof framing plans including beams, joists, posts, and railing systems. Permit Ready Blueprints Generate professional PDF construction drawings: • Joist and beam layout plans • Elevation blueprints • Framing layouts • Post and railing layouts • Stair stringer plans • Structural load calculations • Detailed material and cut lists Perfect for permit applications, contractor submissions, inspections, and client presentations. Automatic Structural & Framing Layout RedX automatically calculates: • Deck tributary areas • Beam sizing logic • Joist and beam placement • Load distribution • Structural checks Automatically generate: • Beam layouts • Joist layouts • Divider boards • Joist blocking • Post spacing • Stair framing Adjust spacing, deck load, materials, and wood species to match your project requirements. 3D Visualization & High-Quality Renders View your deck and roof structure in realistic 3D. Rotate, zoom, and inspect every component before building. Export high-resolution render images for client presentations, marketing, social media, or permit documentation. Complete Material & Cut Lists Get accurate: • Lumber quantities • Cut lists • Fastener estimates • Material summaries Reduce waste and build with confidence. Built for decks attached to a house or fully freestanding structures — from simple backyard builds to covered roof-over-deck systems. Download RedX Decks and start creating permit ready deck and roof blueprints today. Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ RedX Apps Terms of Service https://www.redxapps.com/terms-of-service In-App Purchases Available Premium Monthly and Yearly subscriptions unlock advanced features. Payment is charged to your iTunes account and renews automatically unless turned off at least 24 hours before the end of the current period. Manage subscriptions in your App Store settings. Current pricing starts at $6.99 USD/month or $59.99 USD/year. Prices may vary by region and are subject to change. Active subscriptions cannot be canceled during the billing period.

Screenshots

Concrete Calculator Plus4 screens
RedX Decks4 screens

Verdict

The call

The clearest difference is review sentiment: Concrete Calculator Plus at 97% against RedX Decks's 31%. Concrete Calculator Plus also leads on rating (4.8 vs 4.3) and in-app purchases (none vs 10). RedX Decks's advantage is ads (none vs shown) and update cadence (every 10 days vs monthly). On price 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

Both are free to download. RedX Decks sells 9 in-app purchases, starting at $6.99 per month. Concrete Calculator Plus asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Concrete Calculator Plus holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Concrete Calculator Plus has 26K ratings behind it against 537, so its average is the more settled of the two. Written reviews point the same way: 97% of Concrete Calculator Plus's written reviews are positive against 31% of RedX Decks's.

UpkeepUpdate frequency

Concrete Calculator Plus ships an update monthly, RedX Decks every 10 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

Scorecard8 real differences · 2 level
Concrete Calculator Plus versus RedX Decks: the parameters behind the verdict, then further details
ParameterConcrete Calculator PlusRedX Decks
PriceFreeFree
Rating4.8 (26K ratings) — better4.3 (537 ratings)
Positive reviews97.2% of reviews — better30.8% of reviews
Number of ratings26K — better537
Update frequencyMonthlyEvery 10 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.6
Further details — not scored
Size33 MB177 MB
Age rating4+4+
DeveloperCalc Hub, LLCRedX Technology Inc

Customer experience

Concrete Calculator Plus

All ratings21,295 ratings
Positive96.8%
Neutral2.0%
Negative1.2%
Written reviews72 reviews
Positive97.2%
Neutral1.4%
Negative1.4%

RedX Decks

All ratings528 ratings
Positive82.8%
Neutral3.0%
Negative14.2%
Written reviews39 reviews
Positive30.8%
Neutral5.1%
Negative64.1%

Bugs and requests

Concrete Calculator Plus

Reported bugs

2 issues
  • Occasional loading issues
  • Difficulty reading total results on some devices

Requested features

2 requests
  • Finisher block cost calculation
  • Support for 50 lb concrete bag sizes

RedX Decks

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Concrete Calculator Plus

No in-app purchases

9 purchases

RedX Decks

Subscriptions6
  • RedX Decks Pro$6.991 Month
  • RedX Apps Pro++ Monthly$9.991 Month
  • RedX Decks Pro7 Days trial$59.991 Year
Show 3 more
  • RedX Apps Pro++$59.991 Year
  • RedX Decks Pro7 Days trial$69.991 Year
  • RedX Apps Bundle1 Year trial2 variants$179.991 Year
One-time3
  • 20 Render Credits$9.99
  • 100 Render Credits$29.99
  • 200 Render Credits$44.99

Questions

Is Concrete Calculator Plus free?
Concrete Calculator Plus is free to download, with no in-app purchases.
Is RedX Decks free?
RedX Decks is free to download, with in-app purchases available.
Which has better reviews, Concrete Calculator Plus or RedX Decks?
Concrete Calculator Plus is rated higher. Concrete Calculator Plus averages 4.8 out of 5 from 26K ratings, while RedX Decks averages 4.3 from 537 ratings.
Do Concrete Calculator Plus or RedX Decks have ads?
Concrete Calculator Plus shows ads; RedX Decks does not.
Which is updated more often, Concrete Calculator Plus or RedX Decks?
Concrete Calculator Plus ships an update monthly, and RedX Decks every 10 days. Most recently, Concrete Calculator Plus was updated on October 27, 2026 and RedX Decks on October 24, 2026.

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