Quizo vs SolidityHub
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quizo
Easily create custom flashcards with images and personalized designs. Enhance your learning and knowledge retention with this intuitive tool. Unlock advanced features through subscription or a one-time purchase.
- Create custom flashcards
- Add images to cards
- Choose card designs
- Subscription for Pro features
- One-time purchase option
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Create your own flashcards. Add images. Choose your favourite card design. Quizo makes you smarter. Quizo Pro features are available as a monthly & annual subscription or as a one-time purchase. Your iTunes account will be charged at confirmation of purchase. The subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the billing period. You can go to your iTunes Account Settings to manage your subscription & turn off auto-renew. To restore all your previous purchases use the "Restore Your Account” button located at the bottom of the Quizo Pro popup. Terms of Use & Privacy Policy https://woodandwool.co/quizo/privacy
SolidityHub
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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. • Structured lessons from fundamentals to advanced concepts • Practical Solidity code examples • Gas optimization techniques • Smart contract security best practices • Token standards and upgrade patterns • 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 • Structured Solidity tutorials • 840 unique coding exercises • 200 Solidity programming units • 1,200 flashcards across 12 learning units • Solidity Cheatsheet for quick reference • Daily Solidity coding challenge • Built-in learning progress tracking • 10 customizable interface themes • Full offline access • Ad-free and distraction-free learning experience WHO SOLIDITYHUB IS FOR • Solidity and smart contract developers • Blockchain developers • Web3 engineers • DeFi developers and protocol designers • Blockchain researchers • 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.
Screenshots
Verdict
The clearest difference is price: Quizo at Free against SolidityHub's $6.99. SolidityHub's advantage is in-app purchases (none vs 3) and update cadence (every 2 months vs every 6 months). On ads, device support and iOS requirement 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
Quizo is free to download; SolidityHub costs $6.99 up front. Quizo sells 3 in-app purchases, starting at $2.99 per month. SolidityHub asks for nothing beyond the download.
Quizo ships an update every 6 months, SolidityHub every 2 months. Both last shipped on October 24, 2026.
| Parameter | Quizo | SolidityHub |
|---|---|---|
| Price | Free — better | $6.99 |
| Rating | 4.5 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 23 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Jennifer O'Dowd | SimTeCon GmbH |
In-app purchases
Quizo
- Per month$2.991 Month
- Per year$10.491 Year
- Lifetime$24.99
SolidityHub
No in-app purchases









