Comparison

Concrete Slab Calculator vs SplitFlap Display

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

Head to head
About

Concrete Slab Calculator

This tool quickly calculates the area, volume, and weight of concrete slabs in real-time. It supports conversions between imperial and metric units for all key measurements, allowing for custom density input.

Highlights
  • Real-time calculations
  • Imperial and metric unit conversion
  • Custom density input
  • Instantaneous area, volume, and weight results
  • Supports multiple unit types for width, length, depth, weight, density, area, and volume
Features
Read full description

Concrete Slab Calculator is the fastest real-time calculator a concrete slab that quickly convert between the imperial and the metric system’s units for Width, Length, Depth, Density, Area, Volume and Weight in real time and without any hassle. Just provide a Width, Length, Depth and you’ll get an Area, Volume and Weight instantaneously. Also you can provide a custom Density of Concrete. Concrete Slab Calculator can quickly determine Weight based on Width, Length and Depth. Width and Length can quickly convert expressed in: 1. Meters 2. Centimeters 3. Yards 4. Feet 5. Inches Depth can also quickly convert expressed in: 1. Centimeters 2. Millimeters 3. Meters 4. Feet 5. Inches Weight can also quickly convert expressed in: 1. Kilograms 2. Metric Tons 3. US Short Tons 4. Pounds 5. Stones Density can also quickly convert expressed in: 1. Kg per cubic meter 2. Ton per cubic meter 3. US Ton per cubic yard 4. Pound per cubic feet 5. Pound per cubic yard Area can also quickly convert expressed in: 1. Square Meters 2. Square Centimeters 3. Square Yards 4. Square Feet 5. Square Inches Volume can also quickly convert expressed in: 1. Cubic Meters 2. Cubic Centimeters 3. Cubic Yards 4. Cubic Feet 5. Cubic Inches You can use it if you builder, mapmaker, designer, farmer or another cool man. Calculate and convert concrete slab quickly and as you want. --- The Terms of Use https://feelmanapp.com/terms-conditions-for-concrete-slab-calculator/

About

SplitFlap Display

Features
Read full description

SplitFlap for iPhone and iPad is the handheld way to create, show, and control split-flap boards. Use the device in your hand as a live SplitFlap display for clocks, countdowns, weather, headlines, and custom messages. When you want a bigger screen, use the same iPhone or iPad as the setup screen and remote for SplitFlap running on Apple TV or Mac. Version 3.0 lets each device play the role that suits the setup: display on itself, configure another screen, or control a shared Apple TV or Mac display. Terms of Use (EULA): https://learn.lanchesterresearchanddesign.com/terms Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Concrete Slab Calculator4 screens
SplitFlap Display4 screens

Verdict

The call

The clearest difference is update cadence: SplitFlap Display at every 3 weeks against Concrete Slab Calculator's every 32 months. Concrete Slab Calculator's advantage is iOS requirement (13.0 vs 18.6). On price, 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

Both are free to download. Concrete Slab Calculator sells 3 in-app purchases, starting at $0.99 per 7 days and SplitFlap Display sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Concrete Slab Calculator ships an update every 32 months, SplitFlap Display every 3 weeks. The most recent releases landed on October 3, 2026 and October 22, 2026 respectively.

Scorecard2 real differences · 7 level
Concrete Slab Calculator versus SplitFlap Display: the parameters behind the verdict, then further details
ParameterConcrete Slab CalculatorSplitFlap Display
PriceFreeFree
Rating5.0 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyEvery 32 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Apple TV — better
Requires iOS13.0 — better18.6
Further details — not scored
Size2 MB50 MB
Age rating4+4+
DeveloperAnna FilobokThomas Richardson

In-app purchases

3 purchases

Concrete Slab Calculator

Subscriptions3
  • Premium Access$0.997 Days
  • Premium Access$1.991 Month
  • Premium Access$5.991 Year
4 purchases

SplitFlap Display

Subscriptions3
  • SplitFlap Weekly$0.997 Days
  • SplitFlap Monthly$2.491 Month
  • SplitFlap Yearly$24.991 Year
One-time1
  • SplitFlap Lifetime$49.99

Questions

Is Concrete Slab Calculator free?
Concrete Slab Calculator is free to download, with in-app purchases available.
Is SplitFlap Display free?
SplitFlap Display is free to download, with in-app purchases available.
Do Concrete Slab Calculator or SplitFlap Display have ads?
Neither Concrete Slab Calculator nor SplitFlap Display shows ads.
Which is updated more often, Concrete Slab Calculator or SplitFlap Display?
Concrete Slab Calculator ships an update every 32 months, and SplitFlap Display every 3 weeks. Most recently, Concrete Slab Calculator was updated on October 3, 2026 and SplitFlap Display on October 22, 2026.

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