Comparison

vyvu vs Prüfsim

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

Head to head
About

vyvu

Features
Read full description

Study german as a vietnamese student.

About

Prüfsim

Features
Read full description

Prüfsim is an AI-powered writing and simulation application developed for users preparing for the TELC Schreiben exam. The application enables you to practice through tasks aligned with the TELC writing section and accelerates your progress by analyzing the texts you write. Realistic practice for TELC Schreiben Prüfsim offers writing tasks that match the TELC exam format. These tasks are prepared based on daily life, official correspondence, and different scenarios that may be encountered in the exam. Users can: • Solve writing tasks • Create their own letters • Practice at different difficulty levels The goal is not just to write, but to acquire the thinking skills aligned with the exam format. AI-powered writing analysis One of the strong features of Prüfsim is its AI-supported analysis system. After writing a text: • Grammar errors are analyzed • Sentence structure is evaluated • More accurate and natural alternatives are provided • An improved sample text is generated This way, the user not only sees their mistakes but also learns the correct usage. Training mode and simulation mode The application includes two different study modes: • Training mode: Focuses on learning. Errors are explained in detail, and the user is guided. • Simulation mode: Mimics the real exam experience. The user practices writing under time pressure. Using these two modes together reinforces the learning process. Intelligent vocabulary system Prüfsim integrates vocabulary learning into the writing process. Users can: • Save unfamiliar words • Create their own vocabulary lists • Instantly view word details • Review through various study methods This system ensures that words are not just memorized, but actively used. Active learning approach The application does more than just point out mistakes; it systematizes learning. Based on incorrect sentences: • Correct usage is reinforced • Improved versions are reviewed • The user actively rewrites the text This method aims to make the acquired knowledge permanent. Custom task generation Users can create custom writing tasks based on their specific needs. For example: • Neighborhood relations • Professional life • Official petitions • Daily life scenarios Thanks to this feature, users can focus on their own weak areas. Multi-language support Prüfsim can be used by individuals with different native languages. Supported languages: • Turkish, English, Polish, Russian, and Ukrainian This allows users to operate the application in their own language, experiencing a more comfortable learning process. Who is it for? • Those preparing for the TELC Schreiben exam • Anyone looking to improve their German writing skills • Independent learners • Users seeking structured writing practice Prüfsim is not just a writing practice app; it is a study coach that systematizes your learning. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

vyvu2 screens
Prüfsim4 screens

Verdict

The call

The clearest difference is in-app purchases: vyvu at none against Prüfsim's 3. Prüfsim's advantage is iOS requirement (13.0 vs 17.6). On price, update cadence, ads 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. Prüfsim sells 3 in-app purchases, starting at $2.99 per month. vyvu asks for nothing beyond the download.

UpkeepUpdate frequency

vyvu ships an update weekly, Prüfsim every 3 days. The most recent releases landed on September 20, 2026 and October 5, 2026 respectively.

Scorecard2 real differences · 4 level
vyvu versus Prüfsim: the parameters behind the verdict, then further details
ParametervyvuPrüfsim
PriceFreeFree
Update frequencyWeeklyEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.613.0 — better
Further details — not scored
Size4 MB29 MB
Age rating4+4+
DeveloperTrong Nghia HoangElit Creative

In-app purchases

None

vyvu

No in-app purchases

3 purchases

Prüfsim

Subscriptions3
  • Eco Pack$2.991 Month
  • Plus Pack$5.991 Month
  • Max Pack$9.991 Month

Questions

Is vyvu free?
vyvu is free to download, with no in-app purchases.
Is Prüfsim free?
Prüfsim is free to download, with in-app purchases available.
Do vyvu or Prüfsim have ads?
Neither vyvu nor Prüfsim shows ads.
Which is updated more often, vyvu or Prüfsim?
vyvu ships an update weekly, and Prüfsim every 3 days. Most recently, vyvu was updated on September 20, 2026 and Prüfsim on October 5, 2026.

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