Comparison

Java Programming vs SumXMinus

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

Head to head
About

Java Programming

Features
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Learn Java programming anytime, right from your iPhone - now with a built-in Live Code Compiler. Whether you're preparing for interviews, studying for exams, or learning Java from scratch, this app covers everything you need in one place: clear tutorials, real code examples, and instant output - no separate compiler needed. What's included: - Live Java Compiler - write and run code directly in the app - Chapter-wise Core Java tutorials, built for beginners - Fully commented example programs for easy understanding - Instant output for every program - Frequently asked Java interview questions with answers - Quiz mode to test your knowledge as you learn - Clean, simple interface designed for focused learning Whether you're a student, a job-seeker prepping for technical interviews, or just starting to code, this app gives you the tools to learn Java at your own pace - no laptop required. Download now and start coding.

About

SumXMinus

Features
Read full description

Created by a Math Teacher Train your brain in just 30 seconds. QuickMath Series A fast and fun way to master mental math. Can you find the right number pairs? Use both positive and negative numbers to reach the target. Example: (-2) + (-4) = -6 (-4) + (+5) = 1 Challenge yourself and improve: • Negative number understanding • Mental calculation speed • Focus and thinking skills From upper elementary to middle school level. QuickMath Series • SumX – Number Pair Puzzle • SumXMinus – Negative Number Training • Common Divisor – Divisor Brain Training • Exponent – Power Calculation Challenge • Decimal Finder – Number Line Intuition

Screenshots

Java Programming4 screens
SumXMinus4 screens

Verdict

The call

The clearest difference is in-app purchases: SumXMinus at none against Java Programming's 1. Java Programming's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement 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

Both are free to download. Java Programming sells 1 one-off in-app purchase. SumXMinus asks for nothing beyond the download.

UpkeepUpdate frequency

Java Programming ships an update every 2 months, SumXMinus every 6 weeks. The most recent releases landed on September 14, 2026 and September 22, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Java Programming versus SumXMinus: the parameters behind the verdict, then further details
ParameterJava ProgrammingSumXMinus
PriceFreeFree
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesYesNo — better
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size18 MB32 MB
Age rating4+4+
DeveloperTejas PatelKatsuhiko Yao

In-app purchases

1 purchases

Java Programming

One-time1
  • Ad-Free Upgrade$1.99
None

SumXMinus

No in-app purchases

Questions

Is Java Programming free?
Java Programming is free to download, with in-app purchases available.
Is SumXMinus free?
SumXMinus is free to download, with no in-app purchases.
Do Java Programming or SumXMinus have ads?
SumXMinus shows ads; Java Programming does not.
Which is updated more often, Java Programming or SumXMinus?
Java Programming ships an update every 2 months, and SumXMinus every 6 weeks. Most recently, Java Programming was updated on September 14, 2026 and SumXMinus on September 22, 2026.

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