Comparison

Wordy Extension vs SlovoBox

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

Head to head
About

Wordy Extension

Features
Read full description

Welcome to Wordy, a Safari browser extension designed to revolutionize the way you read articles in foreign languages. Say goodbye to language barriers and hello to seamless communication as Wordy lets you immerse yourself in content from around the world and expand your vocabulary with ease. Wordy makes it easy to read articles in the language you're learning while learning new words, making language learning a natural and enjoyable experience. Start with a free one-month trial to explore all premium features. After the trial period, a subscription is required to continue using Wordy. The subscription gives you full access to all language learning features and vocabulary tools. Terms of Use: https://wordy.education/terms-and-conditions

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

Wordy Extension4 screens
SlovoBox4 screens

Verdict

The call

Wordy Extension and SlovoBox are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Wordy Extension sells 1 in-app purchase, starting at $3.99 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

Wordy Extension ships an update monthly, SlovoBox fortnightly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
Wordy Extension versus SlovoBox: the parameters behind the verdict, then further details
ParameterWordy ExtensionSlovoBox
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.0 — better17.6
Further details — not scored
Size6 MB25 MB
Age rating4+4+
DeveloperWordy Sp z o. o.Jonathan Pair

In-app purchases

1 purchases

Wordy Extension

Subscriptions1
  • Wordy Monthly Subscription1 Month trial$3.991 Month
1 purchases

SlovoBox

One-time1
  • Support the Developer$3.99

Questions

Is Wordy Extension free?
Wordy Extension is free to download, with in-app purchases available.
Is SlovoBox free?
SlovoBox is free to download, with in-app purchases available.
Do Wordy Extension or SlovoBox have ads?
Neither Wordy Extension nor SlovoBox shows ads.
Which is updated more often, Wordy Extension or SlovoBox?
Wordy Extension ships an update monthly, and SlovoBox fortnightly. Most recently, Wordy Extension was updated on November 4, 2026 and SlovoBox on October 31, 2026.

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