Comparison

Syno vs KarlLang

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

Head to head
About

Syno

Create flashcards with translations, transcriptions, and usage examples. Learn pronunciation, group words into dictionaries, and share them with friends. Track your progress and test your knowledge.

Highlights
  • Create flashcards
  • Add translations, transcriptions, and examples
  • Learn pronunciation
  • Group cards into dictionaries
  • Share dictionaries with friends
  • Test vocabulary knowledge
  • Track learning progress
Features
Read full description

— Создавайте Карточки — Наполняйте их Переводами: с транскрипцией, комментарием и примером использования — Для многих английских слов транскрипция заполняется автоматически — Учите произношение Слов — Группируйте Карточки в Словари — Делитесь Словарями с друзьями(нужен доступ к сети Интернет) — Учите слова из Словаря в специальном режиме — Проходите тестирование по Словарям — Следите за своим прогрессом в изучении слов в Словарях — Создавайте копию Ваших Словарей, чтобы не потерять их при смене телефона или удалении приложения

About

KarlLang

Read full description

KarlLang is a typing-first vocabulary trainer for adult learners. Instead of tapping multiple choice options, you type every answer yourself. This helps build real recall, not just passive recognition. Learn across multiple languages including German, Japanese, Chinese, Spanish, French, and more. Features: • Typing, copy, card, cram, and Word Drop training modes • Spaced repetition (SRS) review system • Typing hints and focused repetition training • Difficult word and bookmark review • Shareable learning summary cards • CEFR-based vocabulary (A1–B2) KarlLang is designed for learners who want to actively train memory and build real output skills through typing and repetition.

Screenshots

Syno4 screens
KarlLang4 screens

Verdict

The call

The clearest difference is iOS requirement: Syno at 13.0 against KarlLang's 15.0. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 8 level
Syno versus KarlLang: the parameters behind the verdict, then further details
ParameterSynoKarlLang
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size7 MB35 MB
Age rating4+4+
DeveloperKristian BenuaSung Chul Park

In-app purchases

None

Syno

No in-app purchases

None

KarlLang

No in-app purchases

Questions

Is Syno free?
Syno is free to download, with no in-app purchases.
Is KarlLang free?
KarlLang is free to download, with no in-app purchases.
Do Syno or KarlLang have ads?
Neither Syno nor KarlLang shows ads.
Which is updated more often, Syno or KarlLang?
Syno ships an update monthly, and KarlLang monthly. Most recently, Syno was updated on November 3, 2026 and KarlLang on October 24, 2026.

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