Comparison

KanjiPalace vs SlovoBox

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

Head to head
About

KanjiPalace

Features
Read full description

Unlock the beauty of Japanese kanji like never before! Kanji Palace transforms your learning into a creative journey, turning complex characters into stunning works of art. Stop memorizing, and start visualizing. Tired of endless flashcards and rote memorization? Kanji Palace reimagines language learning by merging study with creativity. We believe the best way to remember a character is to see its story and feel its form. Our unique AI-powered tools help you build a deep, visual connection with each kanji, making your studies more effective and infinitely more inspiring. Terms of Use: https://kanjipalace.com/terms-of-service Privacy Policy: https://kanjipalace.com/privacy-policy

About

SlovoBox

Master vocabulary and reading in multiple languages with a private, offline toolkit. Features immersive stories, active recall quizzes, and specialized tools for languages like Russian and Japanese. Focus on learning without distractions or data tracking.

Highlights
  • Private, offline language vault
  • Immersive stories with audio
  • Active recall quizzes
  • Specialized tools for Russian/Japanese
  • Home screen widgets
  • Adjustable audio speed
Features
Read full description

=== SLOVOBOX: YOUR PRIVATE LANGUAGE VAULT === Master your target language with a professional toolkit. Whether you are conquering Arabic, Russian, Spanish, Italian, French, or Japanese, SlovoBox provides the depth and privacy needed for functional fluency. === WHY SLOVOBOX IS DIFFERENT === Tired of subscriptions, forced accounts, and data tracking? SlovoBox is a private vault that lives on your device. [PRIVACY] No accounts required. Start learning instantly. [SECURITY] Your progress and metrics stay on your device. [FOCUS] Zero ads. Zero distractions. Just progress. === NEW IN 2.0: THE READING ROOM === Don't just memorize words, see them in context with our immersive stories. [CONTENT] 35 plus narratives across 4 difficulty levels. [AUDIO] Listen with adjustable "tortoise to hare" speed controls. [LOOKUP] Long-press any word for a dictionary definition. [MASTERY] Mark stories as Finished to watch your progress grow. === ELITE STUDY TOOLS === [QUIZ] Hidden translations for active recall. [RUSSIAN] Specialized word stress marks for pronunciation. [JAPANESE] Toggle between Kanji and Romaji easily. [GESTURES] Swipe to rank your mastery status instantly. [WIDGETS] Keep vocabulary visible on your Home Screen. 100% PRIVATE AND OFFLINE: Your entire library works on a plane, the subway, or deep off the grid.

Screenshots

KanjiPalace4 screens
SlovoBox4 screens

Verdict

The call

The clearest difference is iOS requirement: KanjiPalace at 15.1 against SlovoBox's 17.6. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. KanjiPalace sells 2 in-app purchases, starting at $7.99 per month and SlovoBox sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

KanjiPalace ships an update every 2 weeks, SlovoBox fortnightly. The most recent releases landed on October 25, 2026 and October 16, 2026 respectively.

Scorecard1 real difference · 8 level
KanjiPalace versus SlovoBox: the parameters behind the verdict, then further details
ParameterKanjiPalaceSlovoBox
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.6
Further details — not scored
Size47 MB25 MB
Age rating4+4+
DeveloperRobby WidyahartonoJonathan Pair

In-app purchases

2 purchases

KanjiPalace

Subscriptions2
  • Premium$7.991 Month
  • Max Pro$12.991 Month
1 purchases

SlovoBox

One-time1
  • Support the Developer$3.99

Questions

Is KanjiPalace free?
KanjiPalace is free to download, with in-app purchases available.
Is SlovoBox free?
SlovoBox is free to download, with in-app purchases available.
Do KanjiPalace or SlovoBox have ads?
Neither KanjiPalace nor SlovoBox shows ads.
Which is updated more often, KanjiPalace or SlovoBox?
KanjiPalace ships an update every 2 weeks, and SlovoBox fortnightly. Most recently, KanjiPalace was updated on October 25, 2026 and SlovoBox on October 16, 2026.

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