Comparison

Vokki vs Readum

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

Head to head
About

Vokki

Features
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Vokki โ€” learn German from your language. Full support for English, Ukrainian, Polish, and Russian โ€” with more languages on the way. Speak German with AI (premium) Live role-play conversations with an AI tutor: 96 real-life scenarios โ€” from ordering coffee to a job interview. Rehearse your oral exam and get a personal debrief with corrections after every call. AI conversations use sparks, available through in-app purchases or the Pro subscription; new users receive free starter sparks. Tap-to-explain (premium) Tap any word while reading โ€” AI explains the form, the case, and why it's used that way. The AI grammar breakdown uses sparks. 200 bilingual stories (A1โ€“B2) Learn German with parallel German text and an English translation side by side. Three audio modes: German only, bilingual (German + English alternating), and 3x immersion. Sentences highlight as you listen โ€” follow along in real time. 4 reading modes Parallel text, split screen, full text, or hidden translation โ€” pick the mode that fits your level. 128 grammar lessons + 6 tests Theory, tables, and exercises from A1 to B2. Articles, cases, conjugations, Konjunktiv and more โ€” all explained in plain English. 8 vocabulary trainers Word-translation, constructor, listening, sprint, word catcher, crossword, Brainshtorm, and others. Varied and effective. 14,500+ words with flashcards Learn vocabulary with the SM-2 spaced repetition system. Progress saves automatically. Your own content Import YouTube videos with German subtitles, paste your own texts, load Anki decks (.apkg/.colpkg) or CSV files. Export to CSV anytime. AI-powered import (YouTube videos and your own texts) uses sparks; Anki and CSV import is free. Pronunciation & recording Practice your pronunciation โ€” record yourself and compare with a native speaker. Grammar podcasts "Sprechen mit Jonas" โ€” dialogues that go with each of the 128 lessons, with a built-in mini-player. 12 podcasts are free: the first 3 lessons of each level A1, A2, B1 and B2. The remaining 116 unlock with the Pro subscription. Progress system XP, streaks, achievements, and CEFR sub-levels keep you learning every day. Dashboard with skill scores, weak topics, and a content shelf. Made for learners worldwide The app speaks your language: English, Ukrainian, Polish, Russian โ€” and the list keeps growing. Free and paid features Vokki is free to download. Stories, grammar lessons, vocabulary trainers, flashcards, and pronunciation practice are free. Podcasts: 12 are free (3 per level), all 128 unlock with the auto-renewable Pro subscription. AI-powered features โ€” conversations with the AI tutor, AI word explanations, and AI import of videos and texts โ€” require sparks, available through in-app purchases or the auto-renewable Pro subscription. New users receive free starter sparks to try the AI features. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Readum

Features
Read full description

Read books in another language and grow your vocabulary as you go. Readum brings together an ebook reader, contextual translations, and flashcards for review. Select an unfamiliar word, see its meaning based on the sentence, and save it to your personal dictionary. Later, reinforce new vocabulary with spaced repetition. Readum features: โ€ข 184 languages available for creating language pairs; โ€ข import your own books in EPUB format; โ€ข free classics from the Project Gutenberg catalog; โ€ข AI-powered translations of words and sentences; โ€ข save words together with their original context; โ€ข listen to word pronunciation; โ€ข flashcards for regular review; โ€ข separate dictionaries for different language pairs; โ€ข learning statistics and flexible reading settings. Read what interests you. Unfamiliar words will gradually become familiar. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://readus.app/privacy-policy

Screenshots

Vokki4 screens
Readum4 screens

Verdict

The call

The clearest difference is update cadence: Vokki at every 2 days against Readum's fortnightly. Vokki also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17). On price, 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. Vokki sells 8 in-app purchases, starting at $2.99 per month and Readum sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Vokki ships an update every 2 days, Readum fortnightly. The most recent releases landed on October 7, 2026 and October 19, 2026 respectively.

Scorecard3 real differences ยท 3 level
Vokki versus Readum: the parameters behind the verdict, then further details
ParameterVokkiReadum
PriceFreeFree
Update frequencyEvery 2 days โ€” betterFortnightly
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS15.0 โ€” better17
Further details โ€” not scored
Size317 MB2 MB
Age rating4+17+
DeveloperOleksandr Sharamkolibersave.com GmbH

In-app purchases

8 purchases

Vokki

Subscriptions5
  • Vokki Starter$2.991 Month
  • Vokki Pro$5.991 Month
  • Vokki Pro โ€” Monthly7 Days trial$8.991 Month
Show 2 more
  • Vokki Ultra$11.991 Month
  • Vokki Pro โ€” Annual7 Days trial$79.991 Year
One-time3
  • โœฆ100 Sparks$1.99
  • 300 Sparks$4.99
  • 750 Sparks$11.99
2 purchases

Readum

Subscriptions2
  • Monthly Subscription$5.991 Month
  • Annual Subscription$44.991 Year

Questions

Is Vokki free?
Vokki is free to download, with in-app purchases available.
Is Readum free?
Readum is free to download, with in-app purchases available.
Do Vokki or Readum have ads?
Neither Vokki nor Readum shows ads.
Which is updated more often, Vokki or Readum?
Vokki ships an update every 2 days, and Readum fortnightly. Most recently, Vokki was updated on October 7, 2026 and Readum on October 19, 2026.

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