Comparison

Wannabe vs Performance Engineer Trainer

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

Head to head
About

Wannabe

Features
Read full description

This app will help you prepare for IT job interview. These are actual questions that may be asked during an interview. Explained in a simple, understandable fashion.

About

Performance Engineer Trainer

Features
Read full description

Perf Trainer is a hands-on learning app designed for performance engineers, QA specialists, and developers who want to master performance testing and system optimization. The app provides real-world scenarios, practical exercises, and interactive quizzes to help you improve your skills and think like a performance expert. Key features: • Real-world performance testing cases • Interactive quizzes and challenges • XP and leveling system to track your progress • Practical theory with clear explanations • Designed for backend, QA, and DevOps engineers Whether you're preparing for interviews or improving your daily engineering skills, Perf Trainer helps you learn faster and apply knowledge in real situations. Start training your performance mindset today.

Screenshots

Wannabe4 screens
Performance Engineer Trainer3 screens

Verdict

The call

The clearest difference is update cadence: Performance Engineer Trainer at every 4 days against Wannabe's every 9 days. Wannabe's advantage is iOS requirement (13.0 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

Wannabe ships an update every 9 days, Performance Engineer Trainer every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 6 level
Wannabe versus Performance Engineer Trainer: the parameters behind the verdict, then further details
ParameterWannabePerformance Engineer Trainer
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 9 daysEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size16 MB4 MB
Age rating4+17+
DeveloperBartosz DadokKirill Kalistratov

In-app purchases

None

Wannabe

No in-app purchases

None

Performance Engineer Trainer

No in-app purchases

Questions

Is Wannabe free?
Wannabe is free to download, with no in-app purchases.
Is Performance Engineer Trainer free?
Performance Engineer Trainer is free to download, with no in-app purchases.
Do Wannabe or Performance Engineer Trainer have ads?
Neither Wannabe nor Performance Engineer Trainer shows ads.
Which is updated more often, Wannabe or Performance Engineer Trainer?
Wannabe ships an update every 9 days, and Performance Engineer Trainer every 4 days. Most recently, Wannabe was updated on October 25, 2026 and Performance Engineer Trainer on October 24, 2026.

Other comparisons