QAce! vs StackReady
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QAce!
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QAce is the ultimate interview preparation app for QA Engineers. Whether you're a junior tester preparing for your first job or an experienced engineer aiming for a senior role — QAce helps you practice, learn, and build confidence before your interview. WHAT'S INSIDE: - 500+ carefully crafted QA interview questions - 10 topic categories covering everything you need - Detailed explanations for every answer - 3 difficulty levels: Easy, Medium, Hard - Practice by topic or mix all categories - Available in English and Ukrainian TOPICS COVERED: - QA Fundamentals - Test Design Techniques - Types of Testing - Defect Management - Agile / Scrum - API Testing - SDLC / STLC - Test Documentation - Test Automation - Risk-based Testing HOW IT WORKS: 1. Choose your difficulty level or a specific topic 2. Answer 30 random questions 3. Get instant feedback with detailed explanations 4. Track your progress and improve with every session PERFECT FOR: - Junior QA Engineers preparing for their first interview - Mid-level testers aiming for promotion - Senior QA Engineers refreshing their knowledge Start practicing today and ace your QA interview!
StackReady
Practice technical interviews with AI-generated questions and instant feedback. Prepare for various developer roles and difficulty levels, tracking your progress and identifying areas for improvement. Offers free daily sessions and an optional Pro subscription for unlimited access.
- AI-generated interview questions
- Voice and text answer input
- Instant AI grading and feedback
- Progress tracking and score trends
- Role and difficulty level customization
- Session history and achievements
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Ace your next tech interview with StackReady the AI-powered practice app built specifically for developers. Whether you're preparing for Java Backend, iOS, React, Angular, Python, Golang, System Design, or Behavioral interviews, StackReady generates realistic questions, evaluates your answers, and provides instant feedback just like a real interviewer. PRACTICE SMARTER · AI-generated questions tailored to your role and difficulty level · Answer by voice or text, just like a real interview · Get instant AI grading with a score, grade, strengths, and improvement tips · Retry questions to beat your score and track your improvement · Skip difficult questions and review the ideal answer · Like or dislike questions to track what’s useful · Practice without daily session limits TRACK YOUR PROGRESS · Review your complete session history, scores, and grades · Follow score trends over time with your progress dashboard · Build a consistent practice habit with streak tracking · See your strongest and weakest roles at a glance · Unlock 13 achievements across streaks, scores, and milestones · Share session results and achievements as branded cards CREATE PERSONALIZED STUDY NOTES · Turn weak areas into focused study material · Review key concepts and code snippets · Reinforce your knowledge with personalized quizzes · Generate study notes from any completed session BUILT FOR DEVELOPERS · Java Backend · iOS Dev · React · Angular · Python · Golang · System Design · Behavioral · Junior, Mid-Level, and Senior difficulty levels · Avoid repeated questions—StackReady remembers what you’ve already practiced · No account required StackReady is a practice tool and is not a substitute for interview preparation with peers, mentors, or professional coaches. Terms of Use: https://tessbuild.com/stackready/terms.html Privacy Policy: https://tessbuild.com/stackready/privacy.html
Screenshots
Verdict
The clearest difference is iOS requirement: QAce! at 15.1 against StackReady's 17.6. 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
Both are free to download. QAce! sells 1 one-off in-app purchase and StackReady sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 19, 2026 and July 29, 2026 respectively.
| Parameter | QAce! | StackReady |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.6 |
| Further details — not scored | ||
| Size | 46 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Filip Borysov | Tesfaye Chru |
In-app purchases
QAce!
- QAce Pro$2.99
StackReady
- StackReady Pro7 Days trial$4.991 Month
- StackReady Pro7 Days trial$29.991 Year





