Comparison

iStudi vs DeepFocus Study

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

Head to head
About

iStudi

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Quiz yourself on study material, various topics, or custom text! Whether you're preparing for exams, learning a new subject, or just want to test your knowledge

About

DeepFocus Study

Features
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DeepFocus Study is a complete learning system that helps you collect knowledge, process it deeply, and retain it long-term. Most students waste hours switching between apps for notes, flashcards, timers, and AI tools. DeepFocus Study brings everything into a single focused workspace. HOW IT WORKS Save any article, PDF, or web link to your personal Research Hub. Scan printed materials with the built-in OCR scanner or batch import multiple links at once. Organize everything with custom color-coded categories and priority levels. Track your reading progress automatically as you study. Move into the Logic Lab to break down what you have learned. The AI Summarizer condenses long articles into key points or explains them in simple terms with ELI5 mode. Build visual Mind Maps to connect ideas. Extract and define key terms with the Keywords tool. Record voice memos with Audio Notes and automatic transcription. Test yourself in the Exam Center. Generate quizzes from any saved article using AI or build custom quizzes manually. Review with Flashcard decks powered by spaced repetition so you study the right cards at the right time. The app tracks which cards are due and reminds you to review. When you need deeper understanding, open the AI Tutor. The Socratic Chat guides you through questions rather than handing you answers. Upload photos of diagrams, charts, or handwritten formulas and get step-by-step explanations with Image Explain. Generate personalized Study Plans based on your goals and deadlines. Save Quick Reference cards for formulas, commands, and definitions you need fast. Track everything in the Progress Vault. A Focus Timer with Pomodoro presets keeps your sessions structured. The Activity Heatmap shows your learning consistency day by day. A Category Radar chart reveals which subjects you have covered and where the gaps are. Earn Milestone Badges as you hit study goals. Write daily reflections in the Learning Journal to reinforce what you studied.

Screenshots

iStudi3 screens
DeepFocus Study4 screens

Verdict

The call

The clearest difference is device support: DeepFocus Study at 2 against iStudi's โ€”. On price, in-app purchases and iOS requirement there is nothing between them.

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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference ยท 5 level
iStudi versus DeepFocus Study: the parameters behind the verdict, then further details
ParameteriStudiDeepFocus Study
PriceFreeFree
Update frequencyโ€”Weekly
Adsโ€”No
In-app purchasesNoNo
Devicesโ€”iPhone, iPod โ€” better
Requires iOS16.015.0 โ€” better
Further details โ€” not scored
Size23 MB6 MB
Age rating17+4+
DeveloperDayo BanjoVladyslav Lavreniuk

In-app purchases

None

iStudi

No in-app purchases

None

DeepFocus Study

No in-app purchases

Questions

Is iStudi free?
iStudi is free to download, with no in-app purchases.
Is DeepFocus Study free?
DeepFocus Study is free to download, with no in-app purchases.

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