Comparison

SolidityHub vs Learn Javascript Programming

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

Head to head
About

SolidityHub

Features
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SolidityHub: Learn Smart Contract Development Learn Solidity through structured tutorials, practical code examples, and hands-on exercises designed for developers who want to build secure and efficient smart contracts on Ethereum. Whether you're learning Solidity for the first time or sharpening your Web3 development skills, SolidityHub gives you a clear path from core concepts to practical contract patterns. LEARN SOLIDITY STEP BY STEP Explore focused tutorials with clear explanations, syntax-highlighted code, and real-world examples. β€’ Structured lessons from fundamentals to advanced concepts β€’ Practical Solidity code examples β€’ Gas optimization techniques β€’ Smart contract security best practices β€’ Token standards and upgrade patterns β€’ Clear explanations of when and how each concept is used 12 LEARNING UNITS 1. Data Types & Variables 2. Functions & Modifiers 3. Contract Architecture & Inheritance 4. Events & Logging 5. Token Standards 6. Access Control Patterns 7. Gas Optimization Techniques 8. Security Best Practices 9. Data Storage Patterns 10. Contract Interaction 11. Ether Handling Patterns 12. Contract Upgrade Patterns PRACTICE WITH 840 CODING EXERCISES Build practical Solidity skills with 70 unique coding exercises in each learning unit, for a total of 840 exercises. Work through problems at your own pace and reinforce important concepts through hands-on practice. 200 SOLIDITY PROGRAMMING UNITS Study 200 focused programming units covering essential Solidity topics, from basic syntax and contract structure to common development patterns. SOLIDITY CHEATSHEET Quickly review essential syntax, keywords, data types, operators, functions, modifiers, and other frequently used Solidity concepts. 1,200 SOLIDITY FLASHCARDS Strengthen your knowledge with 1,200 targeted flashcards organized across all 12 learning units. DAILY SOLIDITY CHALLENGE Take on a new Solidity problem every day and keep your coding practice consistent. APP FEATURES β€’ Structured Solidity tutorials β€’ 840 unique coding exercises β€’ 200 Solidity programming units β€’ 1,200 flashcards across 12 learning units β€’ Solidity Cheatsheet for quick reference β€’ Daily Solidity coding challenge β€’ Built-in learning progress tracking β€’ 10 customizable interface themes β€’ Full offline access β€’ Ad-free and distraction-free learning experience WHO SOLIDITYHUB IS FOR β€’ Solidity and smart contract developers β€’ Blockchain developers β€’ Web3 engineers β€’ DeFi developers and protocol designers β€’ Blockchain researchers β€’ Developers exploring Ethereum and decentralized applications LEARN IN YOUR PREFERRED LANGUAGE SolidityHub supports 8 interface languages, including English, German, Spanish, French, and more. Learn wherever you are, practice at your own pace, and build a stronger foundation in Solidity development. Start learning Solidity with SolidityHub and develop the practical skills you need to understand, write, and improve smart contracts.

About

Learn Javascript Programming

Features
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Becoming a JavaScript developer comes with many powerful advantages. It is one of the most in-demand programming languages in the world, opening doors to a wide range of career opportunities such as front-end, back-end (with Node.js), and full-stack development. JavaScript developers often enjoy high salaries and the flexibility to work remotely from anywhere. It’s also beginner-friendly, with a simple syntax and a massive community offering free learning resources. With JavaScript, you can build dynamic websites, interactive web applications, games, and scalable server-side systems, making it a truly versatile skill. Its rich ecosystem of libraries and frameworksβ€”like React, Angular, and Vue.jsβ€”allows for rapid and efficient development. Since JavaScript can be used for both front-end and back-end work, it enables developers to manage full-stack workflows using a single language. This not only increases productivity but also accelerates career growth. Whether you're aiming for a high-paying job, freelance work, or building your own tech project, JavaScript is a smart and future-ready choice. Features of This App: Amazing UI – A clean and attractive design that makes learning smooth and enjoyable. Quiz – Practice your knowledge with interactive quizzes for better understanding. Compiler – Write and run JavaScript code directly inside the app without needing any external tools. Bookmark – Save important topics or lessons to quickly access them anytime. Dark Mode – A comfortable dark theme to reduce eye strain and enhance focus, especially during night study sessions.

Screenshots

SolidityHub4 screens
Learn Javascript Programming4 screens

Verdict

The call

The clearest difference is update cadence: Learn Javascript Programming at weekly against SolidityHub's every 2 months. Learn Javascript Programming also leads on price ($1.99 vs $6.99) and iOS requirement (12.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

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

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

SolidityHub costs $6.99 and Learn Javascript Programming $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SolidityHub ships an update every 2 months, Learn Javascript Programming weekly. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.

Scorecard3 real differences Β· 3 level
SolidityHub versus Learn Javascript Programming: the parameters behind the verdict, then further details
ParameterSolidityHubLearn Javascript Programming
Price$6.99$1.99 β€” better
Update frequencyEvery 2 monthsWeekly β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.112.0 β€” better
Further details β€” not scored
Size53 MB33 MB
Age rating4+4+
DeveloperSimTeCon GmbHAhmad Masood

In-app purchases

None

SolidityHub

No in-app purchases

None

Learn Javascript Programming

No in-app purchases

Questions

Is SolidityHub free?
SolidityHub costs $6.99, with no in-app purchases.
Is Learn Javascript Programming free?
Learn Javascript Programming costs $1.99, with no in-app purchases.
Do SolidityHub or Learn Javascript Programming have ads?
Neither SolidityHub nor Learn Javascript Programming shows ads.
Which is updated more often, SolidityHub or Learn Javascript Programming?
SolidityHub ships an update every 2 months, and Learn Javascript Programming weekly. Most recently, SolidityHub was updated on September 21, 2026 and Learn Javascript Programming on September 24, 2026.

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