StudyLens vs Yodol
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
StudyLens
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PHOTO TO QUIZ IN SECONDS โข Take a photo of any textbook, notes, or slides โข AI analyzes content and generates multiple-choice, true/false, and open-ended questions โข Works with any subject in 10+ languages NEW: STATISTICS DASHBOARD โข Track total topics studied and quizzes completed โข Monitor your success rate and daily study streak โข Visualize your progress with detailed charts NEW: KAHOOT EXPORT โข Export AI-generated quizzes directly to Kahoot format โข Perfect for teachers, study groups, and classroom activities โข Share interactive quizzes with friends and classmates SMART FLASHCARDS โข Auto-generated flashcards from your study material โข Review with spaced repetition for better retention AI-POWERED LEARNING โข Instant feedback with detailed explanations โข Identify weak areas and focus your study time โข Supports 10+ languages for international students Download StudyLens now and turn exam stress into study success! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Yodol
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Memorizing new words has never been this fun! Yodol is a gamified language learning app designed to help you boost your vocabulary in English, Russian, and Uzbek. Key Features: Visual Dictionary: Over ~2000 words with high-quality images and native audio pronunciation. Battle Mode: Challenge your friends or other users in real-time language quizzes. Gamified Learning: Various test types to keep you engaged and improve retention. Progress Tracking: Learn at your own pace and watch your vocabulary grow. Whether you are preparing for exams or just want to learn a new language, Yodol makes the process easy and effective. Download now and start your language journey! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Yodol at 13.0 against StudyLens's 17.6. On price, update cadence, ads and in-app purchases 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
Both are free to download. StudyLens sells 2 in-app purchases, starting at $4.99 per month and Yodol sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
StudyLens ships an update weekly, Yodol every 2 weeks. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.
| Parameter | StudyLens | Yodol |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly โ better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 13.0 โ better |
| Further details โ not scored | ||
| Size | 41 MB | 78 MB |
| Age rating | 4+ | 12+ |
| Developer | Ugur Ersoy | Akmal Norqobilov |
In-app purchases
StudyLens
- Standard Monthly$4.991 Month
- Standard Yearly$49.991 Year
Yodol
- Yodol PRO$1.991 Month
- Yodol Pro 3 Months7 Days trial$4.993 Months
- Yodol Pro 6 Months$6.996 Months









