Comparison

Seefunk vs Kartei

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

Head to head
About

Seefunk

Prepare for your German maritime radio operator exams with a comprehensive question bank and intelligent learning tools. Master SRC and LRC certifications through realistic practice tests and detailed explanations covering all essential topics.

Highlights
  • SmartCoach learning algorithm
  • Realistic practice exams
  • Extensive question catalog
  • Search functionality
  • Covers legal basics and maritime radio
  • Includes GMDSS, Inmarsat, Iridium, NAVTEX
Features
Read full description

Seefunk: SRC & LRC Prüfung Deutschland – Ihr Begleiter für den Funkschein! Bereiten Sie sich optimal auf die SRC Prüfung (Short Range Certificate) oder die LRC Prüfung (Long Range Certificate) in Deutschland vor! Mit über 300 Fragen und detaillierten Erklärungen ist diese App die perfekte Unterstützung für Ihr Seefunkzeugnis – egal ob SRC Funkschein, LRC Funk oder Binnenschifffahrtsfunk. Alle Funktionen für Ihre Prüfungsvorbereitung • SmartCoach – Ein intelligenter Algorithmus analysiert Ihren Lernfortschritt und stellt Ihnen die SRC Fragen in optimaler Reihenfolge bereit. • Realistische Probeprüfungen – Testen Sie Ihr Wissen unter echten Prüfungsbedingungen für das Short Range Certificate (SRC) und das Long Range Certificate (LRC). • Umfassender Fragenkatalog – Enthält alle relevanten Fragen für die SRC UBI Kurs und LRC Funk Prüfungen. • Suchfunktion – Finden Sie schnell Antworten auf Ihre Fragen zu SRC Funkschein, LRC Funk und Binnenschifffahrtsfunk. Umfassende Themenabdeckung • Rechtliche Grundlagen & Seefunkzeugnisse • Grundkenntnisse im Seefunk • Mobiler Seefunkdienst & GMDSS (Global Maritime Distress and Safety System) • Inmarsat, Iridium, NAVTEX, EPIRB & SART Ideal für die Vorbereitung auf Ihre SRC Prüfung & LRC Prüfung! Perfekt für alle, die den SRC UBI Kurs oder die UBI Prüfung ablegen möchten. Laden Sie jetzt Seefunk: SRC & LRC Prüfung Deutschland herunter und bestehen Sie Ihre SRC Funkschein Prüfung mit Leichtigkeit!

About

Kartei

Features
Read full description

Turn good questions into knowledge that stays. Kartei combines your own flashcards with spaced repetition in a focused, native study space for iPhone, iPad and Mac. KNOW WHAT TO STUDY NEXT See which cards are due today. Reveal the answer, rate your recall honestly and let FSRS-6 calculate the next review. Choose your target retention and daily time budget. MAKE CARDS THAT FIT YOUR SUBJECT Create question-and-answer cards, cloze deletions and image occlusions. Add explanations, sources and tags. Organize your knowledge into decks, then find cards with search and filters. GIVE EQUATIONS THEIR SPACE Write mathematical and chemical formulas in TeX. Equations render offline, making Kartei a useful home for physics, calculus, biochemistry and other subjects that need more than plain text. THINK IN YOUR OWN HANDWRITING Write on the front and back of cards with your finger on iPad and iPhone, or with Apple Pencil on iPad. Your strokes stay editable. View and study handwritten cards on Mac. KEEP THE EXPLANATION WITH THE QUESTION Add images, voice recordings, audio, video and PDF attachments to your cards. Bring the material that helps you understand and remember. STUDY LOCALLY. TAKE YOUR COLLECTION WITH YOU. Your collection is stored on your device. Export cards, media and review history together, then import them on another device. Bring existing text cards into Kartei through CSV or TSV. SEE YOUR ACTUAL PROGRESS Track card reviews and the progress of your decks. Choose light or dark mode, and use keyboard shortcuts on Mac to keep your workflow moving. Start with a sample collection covering physics, biochemistry and calculus. Then build your own flashcards for school, university, vocabulary or professional learning. KARTEI PRO Unlimited cards and decks, spaced repetition, formulas, images and export are free. Kartei Pro adds handwriting and sketches, audio and dictation, video and PDF. Choose a monthly or yearly subscription or a one-time purchase. Price and duration are shown before purchase. Subscriptions renew automatically unless canceled in your Apple subscriptions. A free trial is offered when eligible. Purchases can be restored in the app. Privacy Policy: https://dimar2811.github.io/biohacker-support/kartei/privacy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Seefunk4 screens
Kartei4 screens

Verdict

The call

The clearest difference is update cadence: Kartei at every 2 days against Seefunk's every 19 months. Seefunk's advantage is iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases 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. Seefunk sells 1 one-off in-app purchase and Kartei sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Seefunk ships an update every 19 months, Kartei every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 6 level
Seefunk versus Kartei: the parameters behind the verdict, then further details
ParameterSeefunkKartei
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 19 monthsEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS16.0 — better18.0
Further details — not scored
Size57 MB12 MB
Age rating4+4+
DeveloperdataWorks GmbHMarc Hammerschmidt

In-app purchases

1 purchases

Seefunk

One-time1
  • Kompletter Fragenkatalog$3.99
3 purchases

Kartei

Subscriptions2
  • Kartei Pro Monthly$3.991 Month
  • Kartei Pro Yearly7 Days trial$17.991 Year
One-time1
  • Kartei Pro Lifetime$44.99

Questions

Is Seefunk free?
Seefunk is free to download, with in-app purchases available.
Is Kartei free?
Kartei is free to download, with in-app purchases available.
Do Seefunk or Kartei have ads?
Neither Seefunk nor Kartei shows ads.
Which is updated more often, Seefunk or Kartei?
Seefunk ships an update every 19 months, and Kartei every 2 days. Most recently, Seefunk was updated on October 30, 2026 and Kartei on October 31, 2026.

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