Comparison

SI To USCS unit Conversion vs A NEC® 2017 Quick Reference

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

Head to head
About

SI To USCS unit Conversion

This app facilitates quick unit conversions between SI and USCS/Imperial systems for engineering applications. It covers 18 major categories, including mass, length, volume, and thermodynamics properties. Users can input data and generate conversion tables.

Highlights
  • SI to USCS/Imperial unit conversion
  • 18 major unit categories
  • Engineering and applied science focus
  • Data input and conversion
  • Conversion table generation
  • Gas flow rate conversion
Features
Read full description

UnitConv app helps in quick unit conversion from SI units to USCS/Imperial and vice verse for most of the units associated in engineering conventions and computations. Therefore, App can be very handy for engineers and students dealing with subjects such as thermodynamics, fluid mechanics, heat transfers and other applied engineering subjects where property data requires frequent conversion. This app covers units under following18 major categories. 1. Mass (kg, lbm, slug, ounce, grain, M. Tonne, Ton) 2. Length (meter, ft, cm, in, mm, km, mile) 3. Area (m^2, ft^2, cm^2, in^2) 4. Volume (liter, gal (US), gal (UK), m^3. ft^3, fl_oz) 5. Temperature (deg C, deg F, Kelvin, Rankin) 6. Flow rate (lpm, gpm, cc/sec, ci/sec) 7. Force (Newton, dyne, kgf, lbf) 8. Pressure (kPa, Bar, psi, atm, kgf/cm^2, in_wg, mm_Hg ) 9. Velocity (m/sec. ft/sc, kmh, mph) 10. Energy (Joule, cal, BTU, m.kgf, ft.lbf) 11. Power (kW, hp, kcal/s, BTU/hr, kgf.m/s, lbf.ft/s) 12. Density (kg/m^3, lb/ft^3, m/cc, lbf.sec^2/in^4) 13. Dynamic Viscosity (Pa.sec, poise, cP, reyn, kgf.sec/m^2, lbf.sec/ft^2) 14. Kinematic viscosity (stokes, cSt, newts) 15. Specific heat (joule/kg.K, BTU/lb.F, cal/kg.C) 16. Thermal Conductivity (W/m.K, BTU/hr.ft.F) 17. Enthalpy (kJ/kg, BTU/lb) 18. Entropy (kJ/kg.K, BTU/hr.R) By default, the app provides the conversion factor for units listed above. However, users can enter in any data and then convert its value in the chosen unit from the picker. In addition app generates a conversion table for the chosen unit. The following screen shots illustrate this for pressure as an example. There is a separate section under Flow Rate category for gas flow rate conversion. One can quickly convert gas flow rate in Slpm to Scfm and vice verse as shown in the screen shot. With Best Compliments From: Kaup Shenoy Associates.

About

A NEC® 2017 Quick Reference

This app provides quick access to commonly used information from the 2017 National Electrical Code (NEC). It's designed for electrical engineers and electricians needing on-the-go reference material for office or construction site use.

Highlights
  • 2017 NEC Edition content
  • Quick access to common information
  • Designed for electrical professionals
  • Mobile reference tool
  • Office and construction site use
Features
Currently charting
Read full description

New app based on 2017 Edition of NEC®. NEC® refers to National Electrical Code®. NEC® and National Electrical Code® are trademarks of the NFPA. The author of this app is not affiliated with the NFPA. NEC Quick Reference iPhone app was created to make the most commonly used information in the National Electrical Code® readily accessible on your phone. It is ideal for electrical engineers and electricians who frequently refer to this information while in the office or at a construction site.
 

There is no substitute for careful engineering judgment and thorough knowledge of the code.

 Feel free to email comments and suggestions to necapp@elecpe.com

Screenshots

SI To USCS unit Conversion4 screens
A NEC® 2017 Quick Reference4 screens

Verdict

The call

The clearest difference is review sentiment: SI To USCS unit Conversion at 100% against A NEC® 2017 Quick Reference's 33%. SI To USCS unit Conversion also leads on price (Free vs $1.99) and rating (5.0 vs 3.7). A NEC® 2017 Quick Reference's advantage is ratings volume (25 vs 1) and chart position (#32 vs unranked). 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

SI To USCS unit Conversion is free to download; A NEC® 2017 Quick Reference costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

SI To USCS unit Conversion holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: A NEC® 2017 Quick Reference has 25 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of SI To USCS unit Conversion's written reviews are positive against 33% of A NEC® 2017 Quick Reference's.

Scorecard7 real differences · 4 level
SI To USCS unit Conversion versus A NEC® 2017 Quick Reference: the parameters behind the verdict, then further details
ParameterSI To USCS unit ConversionA NEC® 2017 Quick Reference
PriceFree — better$1.99
Rating5.0 (1 ratings) — better3.7 (25 ratings)
Positive reviews100.0% of reviews — better33.3% of reviews
Number of ratings125 — better
Update frequencyEvery 10 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
Best chart rank—#32 — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.38.0 — better
Further details — not scored
Size1 MB29 MB
Age rating4+4+
DeveloperMuralidhar ShenoyAlan Cave

Customer experience

SI To USCS unit Conversion

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

A NEC® 2017 Quick Reference

All ratings25 ratings
Positive68.0%
Neutral8.0%
Negative24.0%
Written reviews9 reviews
Positive33.3%
Neutral11.1%
Negative55.6%

In-app purchases

None

SI To USCS unit Conversion

No in-app purchases

None

A NEC® 2017 Quick Reference

No in-app purchases

Questions

Is SI To USCS unit Conversion free?
SI To USCS unit Conversion is free to download, with no in-app purchases.
Is A NEC® 2017 Quick Reference free?
A NEC® 2017 Quick Reference costs $1.99, with no in-app purchases.
Which has better reviews, SI To USCS unit Conversion or A NEC® 2017 Quick Reference?
SI To USCS unit Conversion is rated higher. SI To USCS unit Conversion averages 5.0 out of 5 from 1 ratings, while A NEC® 2017 Quick Reference averages 3.7 from 25 ratings.
Do SI To USCS unit Conversion or A NEC® 2017 Quick Reference have ads?
Neither SI To USCS unit Conversion nor A NEC® 2017 Quick Reference shows ads.

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