Comparison

StudyLens vs Yodol

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

Head to head
About

StudyLens

Features
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PHOTO TO QUIZ IN SECONDS โ€ข Take a photo of any textbook, notes, or slides โ€ข AI analyzes content and generates multiple-choice, true/false, and open-ended questions โ€ข Works with any subject in 10+ languages NEW: STATISTICS DASHBOARD โ€ข Track total topics studied and quizzes completed โ€ข Monitor your success rate and daily study streak โ€ข Visualize your progress with detailed charts NEW: KAHOOT EXPORT โ€ข Export AI-generated quizzes directly to Kahoot format โ€ข Perfect for teachers, study groups, and classroom activities โ€ข Share interactive quizzes with friends and classmates SMART FLASHCARDS โ€ข Auto-generated flashcards from your study material โ€ข Review with spaced repetition for better retention AI-POWERED LEARNING โ€ข Instant feedback with detailed explanations โ€ข Identify weak areas and focus your study time โ€ข 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/

About

Yodol

Features
Read full description

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

StudyLens4 screens
Yodol2 screens

Verdict

The call

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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.

UpkeepUpdate frequency

StudyLens ships an update weekly, Yodol every 2 weeks. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

Scorecard1 real difference ยท 5 level
StudyLens versus Yodol: the parameters behind the verdict, then further details
ParameterStudyLensYodol
PriceFreeFree
Update frequencyWeekly โ€” betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.613.0 โ€” better
Further details โ€” not scored
Size41 MB78 MB
Age rating4+12+
DeveloperUgur ErsoyAkmal Norqobilov

In-app purchases

2 purchases

StudyLens

Subscriptions2
  • Standard Monthly$4.991 Month
  • Standard Yearly$49.991 Year
3 purchases

Yodol

Subscriptions3
  • Yodol PRO$1.991 Month
  • Yodol Pro 3 Months7 Days trial$4.993 Months
  • Yodol Pro 6 Months$6.996 Months

Questions

Is StudyLens free?
StudyLens is free to download, with in-app purchases available.
Is Yodol free?
Yodol is free to download, with in-app purchases available.
Do StudyLens or Yodol have ads?
Neither StudyLens nor Yodol shows ads.
Which is updated more often, StudyLens or Yodol?
StudyLens ships an update weekly, and Yodol every 2 weeks. Most recently, StudyLens was updated on November 9, 2026 and Yodol on November 5, 2026.

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