WordSphere vs Data Scientific
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WordSphere
This free dictionary app helps users efficiently study English vocabulary. It is suitable for learners of all levels, offering a straightforward approach to mastering new words.
- Efficient vocabulary study
- Suitable for all learner levels
- Free dictionary access
- Focus on English mastery
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WordSphere is designed to give users a fast and efficient way to study English vocabulary. This free dictionary app is built for every level of the learner!
Data Scientific
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Science of Data is a mobile companion to two graduate-level books by Jean Claude Lemoyne Zabaloff — "The Science of Data" and "Data Science Project" — paired with an AI-powered ML Code Generator that produces complete, runnable scripts in Python, R, or MATLAB for any machine learning task you describe. 13 CHAPTERS What is AI? · Foundations · Supervised Learning · Unsupervised Learning · Reinforcement Learning · Deep Learning · Bayesian Inference · Support Vector Machines · Data Science · Knowledge · DS Process · Key Concepts 5 APPENDICES A — Python | B — R | C — MATLAB / Octave / Scilab D — Optimization | E — Public Data Sources ML CODE GENERATOR Describe any ML task or pick from 23 built-in templates and receive a complete, runnable script instantly. Languages — Python, R, MATLAB Templates — Classifiers · Regression · Cross-Validation · ROC Curve · Confusion Matrix · Feature Importance · Pipeline · Clustering · Neural Network · SVM · PCA · Preprocessing · Hyperparameter Tuning · Time Series · Bayesian Inference · Naive Bayes · Bayesian Regression · Metropolis-Hastings · Gibbs Sampling · MCMC Diagnostics · Gradient Descent · Constrained Optimization · Bayesian Optimization Every script includes type hints, WHY comments, labelled output, an expected-output block, and an install-command badge (pip install / install.packages / Requires:). Copy to clipboard or share via any app. Three AI-generated follow-up questions deepen understanding after every session. APP FEATURES · Full-text search across all chapters and appendices · Bookmarks for quick chapter access · Font size control: S / M / L / XL · Dark and light mode · Swipe navigation between chapters · Content tab + Notes / cheat-sheet tab per chapter · GFM table rendering with horizontal scroll · Dracula syntax highlighting — light-green comments, orange function calls, pink definitions, purple numbers IDEAL FOR Graduate ML and data science students, practitioners who want a rigorous pocket reference, engineers moving into ML, and anyone studying Bayesian or probabilistic methods. PRIVACY No account required. No personal data collected or stored. The ML Code Generator sends only your prompt text to Anthropic's Claude API; no personal information is ever transmitted.
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Verdict
The clearest difference is ads: Data Scientific at none against WordSphere's shown. Data Scientific also leads on update cadence (every 3 weeks vs every 7 months). On price, in-app purchases, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
WordSphere ships an update every 7 months, Data Scientific every 3 weeks. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.
| Parameter | WordSphere | Data Scientific |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (30 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 30 — better | — |
| Update frequency | Every 7 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 22 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | APPS BAY LIMITED | Jean Claude Zabaloff |
In-app purchases
WordSphere
No in-app purchases
Data Scientific
No in-app purchases
Questions
Is WordSphere free?
Is Data Scientific free?
Do WordSphere or Data Scientific have ads?
Which is updated more often, WordSphere or Data Scientific?
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