Comparison

Quick Stochastics PRO vs 1Z0

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

Head to head
About

Quick Stochastics PRO

Features
Read full description

This app offers the option of entering data sets from an empirical sample or data with corresponding probabilities. Depending on the specifications, the mean and empirical variance or expected value and variance with standard deviation are calculated step by step. Probability can be entered as decimal numbers. The sample of data can be entered as natural numbers. The solution is shown step by step. All calculations are stored in the history. The final solution can be shared. [ Contents ] - important statistical values for a sample of data with corresponding probabilities are calculated - x as data or P(X) as probabilitie must be entered - mean, empirical variance, standard deviation are calculated - or expected value, variance, standard deviation are calculated - results are calculated and shown in detail - history to save the input - detailed solution - natural or decimal numbers are supported - no ads! [ Usage ] - there are fields for entering values using a special keyboard - touching the plus button on the bottom of the table adds a new row to enter more data - press the check mark button at the bottom right to start the calculation - if values are missing, the corresponding field is highlighted in yellow - if the values are incorrect, the affected field will be highlighted in red - a short message explains why a value is incorrect - the entries in the history can be deleted or sorted - if you select an entry in the history, it will be automatically loaded for the calculation - the whole history can be deleted by pressing a button - solutions can be shared - the sum of probabilities P(X) must be equal to 1.0

About

1Z0

Features
Read full description

PASS YOUR ORACLE CERTIFIED PROFESSIONAL: JAVA SE 17 DEVELOPER EXAM Master Java SE 17 with 500+ practice questions designed to help you earn your OCP certification on the first attempt. 500+ practice questions 5-minute study sessions Track your progress Remove mastered questions Text-to-speech support Dark mode available WHY GET CERTIFIED? Oracle Certified Professional: Java SE 17 Developer professionals earn up to $203K annually. This elite Oracle credential validates your expertise and sets you apart in the competitive software development job market. WHAT YOU'LL MASTER: • Primitive Types, Wrapper Classes and Autoboxing • String, StringBuilder and Text Blocks • Date-Time API including LocalDate, LocalTime, ZonedDateTime, Period and Duration • Controlling Program Flow with Switch Expressions, Loops and Pattern Matching • Java Object-Oriented Approach including Constructors, Inheritance and Polymorphism • Handling Exceptions and Error Recovery • Working with Arrays and Collections • Streams and Lambda Expressions • Java Platform Module System and Packaging • Managing Concurrent Code Execution • Java I/O API and File Handling • Accessing Databases Using JDBC • Implementing Localization for Global Applications • Sealed Classes and Records • Pattern Matching for instanceof • Math API and Numeric Promotion Rules STUDY ANYWHERE: Coffee breaks. Commutes. Lunch hours. Turn dead time into Software Development expertise. Download now. Pass your exam. Master Software Development.

Screenshots

Quick Stochastics PRO4 screens
1Z03 screens

Verdict

The call

The clearest difference is price: 1Z0 at Free against Quick Stochastics PRO's $1.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

1Z0 is free to download; Quick Stochastics PRO costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Quick Stochastics PRO ships an update every 3 weeks, 1Z0 every 2 months. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.

Scorecard1 real difference Ā· 5 level
Quick Stochastics PRO versus 1Z0: the parameters behind the verdict, then further details
ParameterQuick Stochastics PRO1Z0
Price$1.99Free — better
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size179 MB30 MB
Age rating4+4+
DeveloperGlindemann, Sennoun, Langer GbRDavy Raitt

In-app purchases

None

Quick Stochastics PRO

No in-app purchases

None

1Z0

No in-app purchases

Questions

Is Quick Stochastics PRO free?
Quick Stochastics PRO costs $1.99, with no in-app purchases.
Is 1Z0 free?
1Z0 is free to download, with no in-app purchases.
Do Quick Stochastics PRO or 1Z0 have ads?
Neither Quick Stochastics PRO nor 1Z0 shows ads.
Which is updated more often, Quick Stochastics PRO or 1Z0?
Quick Stochastics PRO ships an update every 3 weeks, and 1Z0 every 2 months. Most recently, Quick Stochastics PRO was updated on September 21, 2026 and 1Z0 on September 14, 2026.

Other comparisons