Comparison

SOLID Architecture vs Docker Certified Associate DCA

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

Head to head
About

SOLID Architecture

Features
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Learning SOLID is an educational app focused on software architecture and development best practices. The goal of the app is to teach SOLID principles in a clear, practical, and applicable way for everyday development. The content is organized into modules, with one module dedicated to each SOLID principle. Each module combines theoretical explanations, real world examples inspired by professional scenarios, and practical exercises to reinforce learning. The app was designed for those who want to understand not only the concept, but also how to apply SOLID in real projects. The examples show tightly coupled code, common maintenance problems, and how to refactor into cleaner and more scalable solutions. In the practical section, users interact with a simple and intuitive interface, allowing them to practice concepts without needing to type code. This enables full focus on architectural thinking and understanding the responsibilities of each class or component. Main features of the app: Clear and objective explanation of all SOLID principles A complete module for each letter of SOLID Real world examples based on market problems Practical and interactive exercises Comparison between incorrect code and refactored code Content focused on architecture and best practices Simple interface for distraction free learning Learning SOLID is recommended for students, beginner developers, and professionals who want to strengthen architectural concepts, write cleaner code, and build systems that are easier to maintain and evolve.

About

Docker Certified Associate DCA

Features
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Docker Certified Associate (DCA) exam prep with container practice tests. Why ExamCert.App ? Online Mock Exam (Just like a real exam) Up-to-date questions, reviewed and refreshed regularly. Lifetime access & lifetime updates Quality Question with explanation (Just like real questions) 24/7 Chat & Email Support Ready to Pass Your DCA Docker Certified Associate Exam? The Docker Certified Associate certification validates real-world Docker proficiency. The exam covers six key domains: Orchestration (25%): Managing and coordinating containers with tools like Docker Swarm and basic Kubernetes. Image Creation, Management, and Registry (20%): Building images with Dockerfiles and utilizing registries. Installation and Configuration (15%): Installing and configuring the Docker engine, drivers, and user management. Networking (15%): Connecting containers, building networks, troubleshooting, and publishing ports. Security (15%): Implementing security best practices, image signing, and configuring security settings. Storage and Volumes (10%): Managing persistent data using volumes and configuring storage drivers. WHY CHOOSE OUR APP? 1000+ Practice Questions - Expertly crafted questions covering all exam objectives Detailed Explanations - Understand the "why" behind every answer Multiple Question Types - Single choice, multiple choice, drag-and-drop, and more Offline Mode - Study anywhere, anytime without internet connection Progress Tracking - Monitor your improvement with detailed statistics Study Guide - Comprehensive reading materials for each exam domain Daily Reminders - Stay on track with customizable study notifications STUDY MODES Practice Mode - Learn at your own pace with instant feedback Exam Simulation - Timed tests that mirror the real exam experience Review Mode - Focus on questions you've answered incorrectly Bookmarks - Save difficult questions for later review Performance Analytics - Track your readiness across all domains PREMIUM FEATURES Unlock the full potential of your exam preparation with Premium access: โ€ข Access to ALL 1000+ practice questions โ€ข Complete Study Guide with in-depth explanations โ€ข Unlimited exam simulations โ€ข Priority updates with new questions SUPPORT Have questions or feedback? Contact us at support@examcert.app Privacy Policy: https://examcert.app/privacy Terms of Service: https://examcert.app/terms DISCLAIMER: The Docker Certified Associate (DCA) certification program is owned and administered by Mirantis, Inc. All trademarks, service marks, trade names, and logos referenced herein belong to their respective owners. The practice questions, study materials, and content provided in this app are created for educational purposes only and are not official exam questions. We do not guarantee that using this app will result in passing the actual certification exam. This app is designed to help users prepare for the Docker Certified Associate certification exam by providing practice questions and study materials. The content is based on publicly available exam objectives and study guides. For official exam information, please visit: https://training.mirantis.com/certification/dca-certification-exam/ This application is an independent study tool and is NOT affiliated with, endorsed by, sponsored by, or in any way officially connected with Docker, Inc., Mirantis, Inc., or any of their subsidiaries or affiliates."Docker" and the Docker logo are registered trademarks of Docker, Inc. "Mirantis" is a registered trademark of Mirantis, Inc.

Screenshots

SOLID Architecture4 screens
Docker Certified Associate DCA4 screens

Verdict

The call

SOLID Architecture and Docker Certified Associate DCA are too close to call on the numbers: across 6 compared parameters โ€” price, update cadence, ads and in-app purchases among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. SOLID Architecture sells 3 one-off in-app purchases and Docker Certified Associate DCA sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

SOLID Architecture ships an update every 9 days, Docker Certified Associate DCA every 3 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

ScorecardNo meaningful differences
SOLID Architecture versus Docker Certified Associate DCA: the parameters behind the verdict, then further details
ParameterSOLID ArchitectureDocker Certified Associate DCA
PriceFreeFree
Update frequencyEvery 9 days โ€” betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS15.015.0
Further details โ€” not scored
Size102 MB45 MB
Age rating+44+
DeveloperAirton Siqueira de FreitasEXAMCERT PTY LTD

In-app purchases

3 purchases

SOLID Architecture

One-time3
  • CERTIFICATE OF COMPLETION$2.99
  • Premium access$4.99
  • FULL PASS ALL APPS$17.99
2 purchases

Docker Certified Associate DCA

One-time2
  • 200 AI Credits$1.99
  • Unlock Premium$5.99

Questions

Is SOLID Architecture free?
SOLID Architecture is free to download, with in-app purchases available.
Is Docker Certified Associate DCA free?
Docker Certified Associate DCA is free to download, with in-app purchases available.
Do SOLID Architecture or Docker Certified Associate DCA have ads?
Neither SOLID Architecture nor Docker Certified Associate DCA shows ads.
Which is updated more often, SOLID Architecture or Docker Certified Associate DCA?
SOLID Architecture ships an update every 9 days, and Docker Certified Associate DCA every 3 weeks. Most recently, SOLID Architecture was updated on October 30, 2026 and Docker Certified Associate DCA on October 28, 2026.

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