Comparison

ShekelCalc vs Java Self Drive Investor

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

Head to head
About

ShekelCalc

This calculator app offers standard mathematical functions and real-time currency conversions using official exchange rates. It's designed for ease of use by both professional and private users.

Highlights
  • Basic math operations
  • Real-time currency conversion
  • Bank of Israel exchange rates
  • One-click conversions
  • User-friendly interface
Features
Read full description

ShekelCalc is a handy extended calculator. In addition to the basic math operations, ShekelCalc synchronizing itself with the Bank OF Israel and allows it's users to make one-click conversions based on the representative exchange rates. ShekelCalc was built with ease and comfort in mind and received compliments by both professional and privet users. P.D.A.C. Technologies is a software house specialized in mobile and embedded devices. P.D.A.C. Technologies founded more than a decade ago and since then leading the field of development and localization for PDA, mobile and embedded devices. For more information, please visit our website at: http://www.pdactech.com/iPhone

About

Java Self Drive Investor

Features
Read full description

Welcome to the world of Java. Here investors make money while sleeping by making money work for them instead. Sign up now! Java investor app allows you to invest your hard earned money for high returns, become a fleet shareholder with as low as 50% of the car's value, and get paid each time your vehicle is hired. Earnings are deposited to your income account and from here you decide what to do with your returns either move to investment account for future investments or main account for cash outs and spending with loved ones. Here we add value to your money and time. Sign up to investor in the Java Investor app. We’ll guide you through the sign-up steps and notify you when you’re ready to earn. browse from our deals the available fleets and add some to your portfolio then see yourself growing with us. A smarter way to make money. Keep track of how much you’re making after every trip, on the bookings itself. The support you need Take the fear out of your first investment – you’ll find out how to use the app when you first open it. A smarter way to make money. Keep track of how much you’re making after every trip, on the bookings itself. The support you need. Take the fear out of your first investment – you’ll find out how to use the app when you first open it. Here you make money from anywhere in the world, A secure, reliable, transparent and honest world. Get the help you need with an easy and flexible team setup 24 hours to give you support.

Screenshots

ShekelCalc1 screens
Java Self Drive Investor4 screens

Verdict

The call

The clearest difference is update cadence: Java Self Drive Investor at every 4 weeks against ShekelCalc's every 5 months. ShekelCalc's advantage is iOS requirement (7.0 vs 12.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ShekelCalc ships an update every 5 months, Java Self Drive Investor every 4 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
ShekelCalc versus Java Self Drive Investor: the parameters behind the verdict, then further details
ParameterShekelCalcJava Self Drive Investor
PriceFreeFree
Rating1.7 (3 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 5 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS7.0 — better12.0
Further details — not scored
Size10 MB41 MB
Age rating4+4+
DeveloperP.D.A.C. Technologies ltd.Java Orient Kenya Limited

In-app purchases

None

ShekelCalc

No in-app purchases

None

Java Self Drive Investor

No in-app purchases

Questions

Is ShekelCalc free?
ShekelCalc is free to download, with no in-app purchases.
Is Java Self Drive Investor free?
Java Self Drive Investor is free to download, with no in-app purchases.
Do ShekelCalc or Java Self Drive Investor have ads?
Neither ShekelCalc nor Java Self Drive Investor shows ads.
Which is updated more often, ShekelCalc or Java Self Drive Investor?
ShekelCalc ships an update every 5 months, and Java Self Drive Investor every 4 weeks. Most recently, ShekelCalc was updated on October 6, 2026 and Java Self Drive Investor on October 7, 2026.

Other comparisons