Comparison

Construction+ vs Bound

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

Head to head
About

Construction+

This app provides contractors and sales professionals with essential calculators for estimating costs, material quantities, and prices for various construction projects like asphalt, concrete, drywall, and roofing. It also includes specialized calculators for fuel injectors and tire conversions.

Highlights
  • Asphalt, concrete, drywall, roofing calculators
  • Fuel injector calculators
  • Tire diameter converter
  • Email calculation sharing
  • Offline functionality
  • Automatic input saving
Features
Read full description

The Construction Calcs: Asphalt & Concrete & Drywall & Roofing app consists of calculators and solvers to help contractors and sales people estimate costs, sizes, and materials amount as well as prices. - Asphalt : One Section - Asphalt : Two Sections - Asphalt : Three Sections - Concrete Bags - Concrete Footings - Concrete Rectangle - Concrete Sono Tube - Drywall - Roofing NOTE: In this app a Ton is exactly 2,000 lbs. Also, featuring fuel injector calculators - Fuel Injector Size Calculator - Fuel Injector Flow Calculator - Fuel Injector Horsepower Calculator - Tire Diameter Converter - Flow Rate Conversion - Temperature Conversion The Fuel Injector Size Calculator assists in selecting the correct size injector for your engine. Simply enter the engine horse power, the brake specific fuel consumption (BSFC), the number of injectors to be used, the maximum duty cycle, and the system fuel pressure in pounds per square inch. The calculated injector flow rate is computed in both pounds of fuel per hours (lbs/hr) and cubic centimeter per minute (cc/min). The Fuel Injector Flow Calculator computes improved fuel pressure in both lbs/hr and cc/min. Simply enter the current fuel pressure at the injector inlet (PSI), the anticipated/improved fuel pressure at the injector inlet (PSI), and the fuel injector fuel flow rating in pounds of fuel per hours (lbs/hr) or cubic centimeter per minute (cc/min). The Fuel Injector Horsepower Calculator assists in selecting the correct size injector for your engine. Simply enter the Brake specific fuel consumption (BSFC), the number of injectors to be used, and the injector flow rate in either pounds of fuel per hours (lbs/hr) or cubic centimeter per minute (cc/min). Outputed is the horsepower potential. This app features: • Send your calculations or conversions by email • Universal App (iPhone and iPad) • Fast app switching • Automatically Saves Your Inputs • Latest version of iOS is supported • All iPhone screens are supported No network connectivity required.

About

Bound

Features
Read full description

Bound is a powerful and efficient tool for event and deadline management. Its elegant and intuitive interface makes it easy to create and manage deadlines, while its customisable features allow you to tailor it to your preferences. Bound offers useful features like long-pressing deadlines for quick access to options like editing, deleting, or pinning tasks to the top of your list. The Shake device option is also handy for clearing schedules or removing completed tasks. The app's main focus is on deadline management, where you can easily create deadlines with a name, date, and time, and a symbol to make it stand out. Bound's computed property for time left calculates the remaining time until the deadline based on the current date and time, and schedules notifications to remind you of approaching deadlines. The notification system is robust and customisable, allowing you to receive notifications based on your preferences, whether it be approaching deadlines, due deadlines, or both. Let's just say - Bound is a must-have productivity tool for anyone looking to stay organised and meet important events and deadlines.

Screenshots

Construction+2 screens
Bound4 screens

Verdict

The call

The clearest difference is price: Bound at Free against Construction+'s $0.99. Bound also leads on update cadence (every 2 weeks vs every 3 months). Construction+'s advantage is iOS requirement (13.0 vs 16.0). On 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

Bound is free to download; Construction+ costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Construction+ ships an update every 3 months, Bound every 2 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Construction+ versus Bound: the parameters behind the verdict, then further details
ParameterConstruction+Bound
Price$0.99Free — better
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size5 MB1 MB
Age rating4+4+
DeveloperVerosocial StudioRobin Naghshbandi

In-app purchases

None

Construction+

No in-app purchases

None

Bound

No in-app purchases

Questions

Is Construction+ free?
Construction+ costs $0.99, with no in-app purchases.
Is Bound free?
Bound is free to download, with no in-app purchases.
Do Construction+ or Bound have ads?
Neither Construction+ nor Bound shows ads.
Which is updated more often, Construction+ or Bound?
Construction+ ships an update every 3 months, and Bound every 2 weeks. Most recently, Construction+ was updated on November 1, 2026 and Bound on November 3, 2026.

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