Comparison

knockOut Study vs Shadow Say

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

Head to head
About

knockOut Study

Features
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You've done the streaks. You've drilled the vocab lists. You still freeze when someone speaks to you. knockOut builds lessons around your vocabulary โ€” not a preset curriculum. AI. Comprehensible input. Real progress. HOW IT WORKS You pick your words. The AI generates full lessons around them โ€” reading passages, listening exercises, context-rich content built for your level and interests. As you read and listen, you naturally encounter new words and concepts. knockOut tracks them. Next session, those words come back โ€” woven into new content, reinforced through context. Not dumb buttons. Not drilling. The language builds itself into you, the way it's supposed to. WHAT MAKES IT DIFFERENT โ€ข Lessons built around your vocabulary, not ours โ€ข New AI-generated content every session โ€ข 6-level mastery system โ€” not streak counters โ€ข No gamification. No fake progress. โ€ข Works for any language, any level Serious learners. The kind who've been burned by apps that turned language learning into a mobile game. If you want an app that congratulates you for opening it, this isn't it. If you want to actually speak the language โ€” start here. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privcay policy: https://knockoutstudy.com/privacy-policy.html

About

Shadow Say

Read full description

For users to learn language by listening and repeating (shadowing the native speakers). Gradually build muscle memory to speak like a native. Audio clip has to be prepared in advanced (adding .srt files and zipped).

Screenshots

knockOut Study3 screens
Shadow Say4 screens

Verdict

The call

The clearest difference is in-app purchases: Shadow Say at none against knockOut Study's 3. Shadow Say also leads on iOS requirement (13.0 vs 15.5). On price, ads and device support 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. knockOut Study sells 3 in-app purchases, starting at $8.99 per month. Shadow Say asks for nothing beyond the download.

Scorecard2 real differences ยท 4 level
knockOut Study versus Shadow Say: the parameters behind the verdict, then further details
ParameterknockOut StudyShadow Say
PriceFreeFree
Update frequencyEvery 5 daysโ€”
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.513.0 โ€” better
Further details โ€” not scored
Size306 MB25 MB
Age rating4+4+
DeveloperMAKSYM KHAMADNghia Tran

In-app purchases

3 purchases

knockOut Study

Subscriptions2
  • knockOut Pro Monthly$8.991 Month
  • knockOut Pro Monthly$73.901 Year
One-time1
  • knockOut Pro Life$99.99
None

Shadow Say

No in-app purchases

Questions

Is knockOut Study free?
knockOut Study is free to download, with in-app purchases available.
Is Shadow Say free?
Shadow Say is free to download, with no in-app purchases.
Do knockOut Study or Shadow Say have ads?
Neither knockOut Study nor Shadow Say shows ads.

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