Comparison

Knowdex vs ferba

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

Head to head
About

Knowdex

This educational platform offers video lessons from expert professors in fields like pharmacy, medicine, and science. It features interactive quizzes to track progress and a direct messaging system for student-doctor support. Learning is made more engaging and flexible.

Highlights
  • Expert-led video lessons
  • Interactive quizzes
  • Progress tracking
  • Direct messaging with professors
  • Multi-disciplinary learning
Features
Read full description

تطبيق Knowdex هو منصة تعليمية مبتكرة تهدف إلى تسهيل التعلم في مجالات متعددة مثل الصيدلة، الطب، والعلوم، إضافة إلى مواد تعليمية أخرى تناسب مختلف المستويات الأكاديمية. يتيح التطبيق للمتعلمين الوصول إلى فيديوهات تعليمية مسجلة يقدمها أساتذة مختصون، مما يساعد على فهم المواد بطريقة مبسطة وعملية. يضم التطبيق أيضًا نظام اختبارات تفاعلي لقياس مدى فهمك وتقييم تقدمك الدراسي، بالإضافة إلى نظام مراسلة مباشر بين المتعلم والدكتور لتوفير الدعم والإجابة على الأسئلة بكل سهولة. مع Knowdex، يصبح التعلم أكثر تفاعلاً، مرونة، ومتعة — كل ما تحتاجه لتطوير نفسك في مكان واحد.

About

ferba

Learn English from scratch with fun, game-like lessons designed for Kurdish speakers. Progress through alphabet, numbers, and real-world vocabulary with interactive exercises and clear audio. Track your learning with XP and streaks.

Highlights
  • Interactive learning methods (flashcards, matching, writing)
  • Clear audio pronunciation for every word
  • Progress tracking with XP and streaks
  • Leaderboards for comparison with other learners
  • Review of difficult words
  • Full Kurdish interface (right-to-left)
Features
Read full description

فێربا ڕێگایەکی خۆش و یاری‌ئاسایە بۆ کوردیزمانان تا لە سفرەوە ئینگلیزی فێربن. لە ئەلفبێ و ژمارەکانەوە دەست پێ بکە، پاشان وشە و ڕستەی ڕاستەقینە فێربە لە ڕێگەی وانە کورت و خۆشەکانەوە. هەر وشەیەک پێش تاقیکردنەوە فێر دەکرێت. • فێربوون بە کردار — فلاش‌کارد، گوێگرتن، جووتکردنی وێنە، نووسین و دروستکردنی ڕستە • گوێ لە هەموو وشەیەک بگرە بە دەنگێکی ڕوون • پێشکەوتنت بپێوە بە XP، ڕۆژە بەردەوامەکان، و ژمێرەری وشە • پلەبەندی و بەراوردکردن لەگەڵ فێرخوازانی تر • پێداچوونەوەی وشە سەختەکان • بۆ کوردیزمانان دیزاین کراوە — ڕووکاری تەواوی کوردی (ڕاست بۆ چەپ) بەخۆڕایی دەست پێ بکە. پریمیۆم هەموو ئاستەکان و زیاتر لە ٣٠٠٠ وشە دەکاتەوە.

Screenshots

Knowdex3 screens
ferba4 screens

Verdict

The call

The clearest difference is rating: ferba at 5.0 against Knowdex's 3.8. ferba also leads on iOS requirement (15.5 vs 18.0). Knowdex's advantage is monetization model (free vs freemium) and ratings volume (4 vs 1). 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.

ReceptionRating · Positive reviews · Number of ratings

ferba holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

UpkeepUpdate frequency

Knowdex ships an update every 2 months, ferba monthly. The most recent releases landed on September 22, 2026 and October 4, 2026 respectively.

Scorecard4 real differences · 6 level
Knowdex versus ferba: the parameters behind the verdict, then further details
ParameterKnowdexferba
PriceFreeFree
Rating3.8 (4 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings4 — better1
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterFreemium
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.5 — better
Further details — not scored
Size80 MB29 MB
Age rating4+17+
DeveloperSalar AbdulhadiSuha Alkhoury

Customer experience

Knowdex

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

ferba

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Knowdex

No in-app purchases

None

ferba

No in-app purchases

Questions

Is Knowdex free?
Knowdex is free to download, with no in-app purchases.
Is ferba free?
ferba is free to download, with no in-app purchases.
Which has better reviews, Knowdex or ferba?
ferba is rated higher. Knowdex averages 3.8 out of 5 from 4 ratings, while ferba averages 5.0 from 1 ratings.
Do Knowdex or ferba have ads?
Neither Knowdex nor ferba shows ads.
Which is updated more often, Knowdex or ferba?
Knowdex ships an update every 2 months, and ferba monthly. Most recently, Knowdex was updated on September 22, 2026 and ferba on October 4, 2026.

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