Comparison

Prof Billal vs Klassty

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

Head to head

Prof Billal

Prof Billal application

About

Prof Billal

Features

Read full description

Prof Billal application (Hak elBac) is application for e-learning for Bacalurate students (physics and maths)

About

Klassty

Features

Read full description

Get ready for your baccalaureate with our comprehensive e-learning app! Access video courses and written summaries for every subject. Test your knowledge with interactive quizzes and reinforce your learning with dynamic simulations. Plus, our webinars offer interactive and in-depth learning of essential exam methodologies. Our platform, rich in educational resources, helps you optimize your preparation to succeed brilliantly in your exam. Easy to access and tailored to your needs, it effectively supports you on your journey to baccalaureate success.

Screenshots

Prof Billal3 screens

Klassty4 screens

Verdict

The call

The clearest difference is update cadence: Prof Billal at every 2 weeks against Klassty's every 11 months. Prof Billal also leads on iOS requirement (11.0 vs 16.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Prof Billal ships an update every 2 weeks, Klassty every 11 months. The most recent releases landed on September 5, 2026 and September 10, 2026 respectively.

Scorecard2 real differences · 4 level

Prof Billal versus Klassty: the parameters behind the verdict, then further details
Parameter	Prof Billal	Klassty
Price	Free	Free
Update frequency	Every 2 weeks — better	Every 11 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	11.0 — better	16.0
Further details — not scored
Size	94 MB	173 MB
Age rating	4+	4+
Developer	BILLAL YAHIAOUI	Klassty

In-app purchases

None

Prof Billal

No in-app purchases

None

Klassty

No in-app purchases

Questions

Is Prof Billal free?

Prof Billal is free to download, with no in-app purchases.

Is Klassty free?

Klassty is free to download, with no in-app purchases.

Do Prof Billal or Klassty have ads?

Neither Prof Billal nor Klassty shows ads.

Which is updated more often, Prof Billal or Klassty?

Prof Billal ships an update every 2 weeks, and Klassty every 11 months. Most recently, Prof Billal was updated on September 5, 2026 and Klassty on September 10, 2026.