Comparison

German vs Codex4

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

Head to head
About

German

Master German pronunciation and fluency with interactive audio and video lessons. Practice speaking by listening to native speakers and recording your own voice to compare. Engaging mini-games reinforce vocabulary and make learning enjoyable for all levels.

Highlights
  • Extensive phrase library (9999+)
  • Audio and video lessons
  • Native speaker comparison
  • Speech recording and playback
  • Interactive mini-games
  • Progress tracking tools
Features
Read full description

German - Listening Speaking is the ultimate language learning app designed to help you speak German confidently and fluently through video and audio lessons. With German Speak & Listen, you have access to a vast collection of familiar German phrases, featuring over 9999 sentences and phrases covering various categories and relevant topics. Our app provides an easy and effective method for you to become a native German speaker. Simply listen and repeat, and then record your speech to compare it with the app's native German speakers. Repeat this process over and over again while tracking your progress with our supported tools, and you'll see the difference in just a few days. German - Listening Speaking offers a range of features, including playing entire conversations subject-by-subject with both male and female voices, replaying conversations as many times as you like, and recording and replaying your own speech. We also offer several mini-games that help you to remember what you have learned and make learning fun. Our app is designed for anyone who wants to improve their German skills quickly and effectively. Whether you are a beginner or an advanced learner, our dynamic and immersive approach to language learning is perfect for you. Plus, with our convenient and interactive platform, you can access our audio and video lessons from anywhere, anytime, so you can practice and improve your German skills at your own pace. German - Listening Speaking is completely free, and we take full responsibility if you become addicted to vocabulary learning from our app. If you like our app, please help others find it by introducing it to everyone around you. We also appreciate your feedback. Features: - Over 9999 sentences and phrases covering various categories and relevant topics - Video and audio lessons - Listening and speaking practice with native German speakers - Recording and replaying your own speech - Mini-games to help you remember what you've learned Designed for: - Beginners to advanced German learners - Anyone who wants to improve their German skills quickly and effectively Privacy Policy: https://api.ivoca.io/public_static/privacy.html Terms of Use: https://api.ivoca.io/public_static/terms.html

About

Codex4

Build a usable vocabulary for your job, studies, or hobbies with smart, spaced repetition reviews. Master real word usage and track your progress with clear statistics. Designed for serious learners with a clean interface and no gimmicks.

Highlights
  • Add custom words from any text
  • Spaced repetition reviews (FSRS)
  • Master word lemmas and conjugations
  • Clear progress statistics
  • Automatic word extraction
  • Data export and offline access
Features
Read full description

Get fluent faster by learning the words you actually use. Codex4 helps you build a usable vocabulary and keep it for the long term. - Learn what you need: Add your own words from any text in one tap. Build vocabulary for your job, studies, or hobbies. - Retain more with less effort: Reviews are timed by FSRS (a modern spaced-repetition model) so you study exactly when it counts. - Master real usage: The app treats each word as a lemma, so forms and conjugations are covered naturally as you progress. - Stay organized and motivated: Clear stats show what’s due, what’s known, and what’s next. - Bring any content: Automatic word extraction and a context-aware lemmatizer handle homonyms and multi-word phrases. - Your data stays yours: Keep access to review even after unsubscribing, and export your words and learning data anytime. - No gimmicks: Fast sessions, clean design, built for serious learners. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

German4 screens
Codex44 screens

Verdict

The call

The clearest difference is review sentiment: Codex4 at 50% against German's 0%. Codex4 also leads on rating (5.0 vs 4.0) and ads (none vs shown). German's advantage is ratings volume (6 vs 2). On price, in-app purchases, monetization model and device support 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. German sells 3 in-app purchases, starting at $5.99 per month and Codex4 sells 4 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Codex4 holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews point the same way: 0% of German's written reviews are positive against 50% of Codex4's.

UpkeepUpdate frequency

German ships an update every 3 weeks, Codex4 every 4 days. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
German versus Codex4: the parameters behind the verdict, then further details
ParameterGermanCodex4
PriceFreeFree
Rating4.0 (6 ratings)5.0 (2 ratings) — better
Positive reviews0.0% of reviews50.0% of reviews — better
Number of ratings6 — better2
Update frequencyEvery 3 weeksEvery 4 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.5 — better15.6
Further details — not scored
Size222 MB52 MB
Age rating12+4+
DeveloperNguyen Thi Ngoc HangJonas Richner

Customer experience

German

All ratings6 ratings
Positive66.7%
Neutral16.7%
Negative16.7%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Codex4

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

3 purchases

German

Subscriptions2
  • Premium Monthy Upgrade$5.991 Month
  • Premium Yearly Upgrade$39.991 Year
One-time1
  • Premium Lifetime Upgrade$99.99
4 purchases

Codex4

Subscriptions4
  • Basic$12.991 Month
  • Pro$14.001 Month
  • Basic Yearly7 Days trial$69.991 Year
Show 1 more
  • Pro Yearly3 Days trial$85.001 Year

Questions

Is German free?
German is free to download, with in-app purchases available.
Is Codex4 free?
Codex4 is free to download, with in-app purchases available.
Which has better reviews, German or Codex4?
Codex4 is rated higher. German averages 4.0 out of 5 from 6 ratings, while Codex4 averages 5.0 from 2 ratings.
Do German or Codex4 have ads?
German shows ads; Codex4 does not.
Which is updated more often, German or Codex4?
German ships an update every 3 weeks, and Codex4 every 4 days. Most recently, German was updated on November 7, 2026 and Codex4 on October 30, 2026.

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