Comparison

Custom Thoughts vs Big Data Knowledge Test

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

Head to head
About

Custom Thoughts

This app provides a personalized space for self-expression and emotional exploration through journaling. It offers extensive customization options and a unique approach to personal reflection.

Highlights
  • Personalized journaling
  • Emotional exploration
  • Customization options
  • Self-expression tools
  • Playful secrets feature
Read full description

Unlock the power of self-expression with Custom Thoughts, your personal journaling haven. Dive into a world where emotions take center stage, customization knows no bounds, and a hint of playful secrets awaits. Embrace the YOU in every entry.

About

Big Data Knowledge Test

Features
Read full description

Unlock your potential in Big Data with the Big Data Knowledge Test! Prepare to thrive in the competitive world of Big Data analytics with our comprehensive test prep app, designed to equip you with essential knowledge and skills. Whether you're an aspiring data scientist or a seasoned professional, this app offers a complete range of practice questions that cover all foundational aspects crucial for mastering Big Data. As you progress, each question comes with detailed explanations that enhance your understanding, ensuring you're not just memorizing answers, but truly grasping concepts for practical application. Key Features: Comprehensive Question Bank: Access a wide variety of questions that cover all critical Big Data topics, ensuring you're ready for real-world challenges and job market demands. Insightful Explanations: Go beyond surface-level answers with in-depth rationales that build your understanding and sharpen your analytical skills. Custom Test Creation: Personalize your study sessions by selecting topics and question types tailored to your unique learning goals, maximizing efficiency and focus. Progress Tracking: Stay on top of your preparation with an intuitive progress tracker that highlights your strengths and areas for growth, keeping you on track for success. Offline Access: Learn anytime, anywhere with offline functionality, allowing you to stay consistent in your preparation, even when on the go. User-Friendly Interface: Enjoy a streamlined, intuitive experience that enhances your focus and keeps your learning journey enjoyable and effective. Download the Big Data Knowledge Test now and get ready to conquer the Big Data landscape. Prepare for the next step in your career with confidence, and stay ahead of the competition in the fast-evolving data-driven job market. Big Data Knowledge Test – Your gateway to mastering data-driven decision-making and standing out in the job market. Empower your preparation. Elevate your expertise. Succeed with confidence. --- Auto-renewable subscriptions are available from the App Store for Big Data Knowledge Test. • Payment will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hrs before the end of the current period. • Account will be charged for renewal within 24-hours prior to the end of the current period. • Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase. Terms of Use: https://bigdata.hubtests.com/terms Privacy Policy: https://bigdata.hubtests.com/privacy

Screenshots

Custom Thoughts4 screens
Big Data Knowledge Test4 screens

Verdict

The call

The clearest difference is in-app purchases: Custom Thoughts at none against Big Data Knowledge Test's 2. Custom Thoughts also leads on update cadence (every 3 days vs every 3 months) and device support (4 vs 1). On price and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Big Data Knowledge Test sells 2 in-app purchases, starting at $13.99 per month. Custom Thoughts asks for nothing beyond the download.

UpkeepUpdate frequency

Custom Thoughts ships an update every 3 days, Big Data Knowledge Test every 3 months. The most recent releases landed on June 8, 2026 and September 27, 2026 respectively.

Scorecard4 real differences · 6 level
Custom Thoughts versus Big Data Knowledge Test: the parameters behind the verdict, then further details
ParameterCustom ThoughtsBig Data Knowledge Test
PriceFreeFree
Rating4.4 (7 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings7 — better—
Update frequencyEvery 3 days — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better17.2
Further details — not scored
Size4 MB9 MB
Age rating4+4+
DeveloperCaleb GreerCargo Teleport Inc

In-app purchases

None

Custom Thoughts

No in-app purchases

2 purchases

Big Data Knowledge Test

Subscriptions1
  • Premium monthly subscription$13.991 Month
One-time1
  • Lifetime version$24.99

Questions

Is Custom Thoughts free?
Custom Thoughts is free to download, with no in-app purchases.
Is Big Data Knowledge Test free?
Big Data Knowledge Test is free to download, with in-app purchases available.
Do Custom Thoughts or Big Data Knowledge Test have ads?
Neither Custom Thoughts nor Big Data Knowledge Test shows ads.
Which is updated more often, Custom Thoughts or Big Data Knowledge Test?
Custom Thoughts ships an update every 3 days, and Big Data Knowledge Test every 3 months. Most recently, Custom Thoughts was updated on June 8, 2026 and Big Data Knowledge Test on September 27, 2026.

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