BizMath vs ApexIB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BizMath
This app trains mental math skills essential for consulting and finance interviews. It offers unique arithmetic and word problems with realistic business scenarios, estimation, and timed practice modes. Track your progress and access reference guides for shortcuts and concepts.
- Unique arithmetic and word problems
- Business scenario templates
- Estimation and timed practice modes
- Expert difficulty levels
- Progress tracking
- Built-in reference guides
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BizMath trains the mental math skills that consulting and finance interviewers actually test. Most math apps drill times tables. BizMath generates over 19 million unique questions, from fast arithmetic scaled to business numbers to full word problems covering revenue & profit calculations, break-even analysis, percentage change, and market sizing. The exact math you'll do on the job and in the interview. QUICK CALCS Fast-paced arithmetic across six operations: multiplication, division, addition, subtraction, percentages, and exponents. Four difficulty levels from Easy to Expert, with numbers scaled to what you'll actually encounter in business contexts. Not textbook problems. WORD PROBLEMS 300 original business scenario templates across four categories: Revenue & Profit, Percentage Change, Break-Even, and Market Sizing. Every scenario uses realistic company contexts and interview-appropriate numbers. BUILT FOR INTERVIEW CONDITIONS • Estimation Mode: Practice the approximation skills interviewers actually reward. Set your tolerance and train yourself to get close fast rather than exact slow. • Timed Practice: Add time pressure to simulate real interview conditions. • Expert Difficulty: Large numbers, multi-step calculations, and trailing zeros. The problems that separate prepared candidates from everyone else. TRACK YOUR PROGRESS Detailed performance tracking across every operation, category, and difficulty level. See where you're strong and where you need work. LEARN Built-in reference guides covering mental math shortcuts, word problem formulas, and the business concepts behind every question type. FREE BizMath is completely free. No daily limits, no subscription, no ads. Designed for iPhone. Built by a consulting hire who needed this app during prep and couldn't find it. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.999techventures.com/privacy
ApexIB
Prepare for investment banking interviews with this app. Practice technical questions across key finance topics, receive instant feedback, and track your progress. Mock interview formats simulate real recruiting scenarios to help you ace your interviews.
- Technical question practice
- Instant feedback and scoring
- Voice or text answer input
- Timed mock interview formats
- Readiness score tracking
- Targeted weak spot drills
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Why study a 400-page PDF guide for the interview that could change your career? ApexIB is interview prep built for investment banking recruiting. Practice the way the real interview works: out loud, under time pressure, with follow-up questions, and get graded feedback on exactly what to fix. MOCK INTERVIEWS THAT FOLLOW UP • A realistic interviewer asks each question out loud and follows up on what you actually said • First Round, Superday, or a custom format: technical, behavioral, or both • Pick a firm and get a real "Why this firm?" question • A report card for every topic: what worked, where the gaps are, and a model answer 1,000+ TECHNICAL QUESTIONS • Accounting, Enterprise Value, Valuation, DCF, M&A and LBO, from fundamentals to superday-level • Answer by voice or text and get graded instantly • Real questions candidates report from specific firms NEVER FORGET WHAT YOU LEARNED • Daily Review brings questions back right before you would forget them • Reviews tighten automatically as your interview date gets closer • Targeted drills for your weakest topics BEHAVIORAL PREP BUILT ON YOUR RESUME • Upload your resume for a tailored walkthrough outline • Answers graded on structure, substance and delivery • A story bank so every answer comes from a real experience YOUR RECRUITING, ORGANIZED • Recruiting Tracker with open dates, deadlines and apply links for summer analyst programs • Alerts when your target firms open applications and before deadlines close • Firm Prep packs: how each bank interviews and what candidates are asked • Coffee chat prep sheets for every networking call KNOW WHERE YOU STAND • Readiness score, mock trends and your weakest areas at a glance Built by a student who went through recruiting and wanted the tool that didn't exist yet. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: BizMath at 100% against ApexIB's 0%. BizMath also leads on rating (5.0 vs 3.7). ApexIB's advantage is update cadence (every 4 days vs every 2 months). On price, ratings volume, 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. BizMath sells 1 in-app purchase, starting at $3.99 per month and ApexIB sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.
BizMath holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 100% of BizMath's written reviews are positive against 0% of ApexIB's.
BizMath ships an update every 2 months, ApexIB every 4 days. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.
| Parameter | BizMath | ApexIB |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 3.7 (3 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 | 3 — better |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 36 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | BRENDAN JAMES WILCOX | CAMERON K ARYANPOUR |
Customer experience
BizMath
ApexIB
In-app purchases
BizMath
- Unlimited3 Days trial$3.991 Month
ApexIB
- Pro$6.997 Days
- Recruiting Pass$11.997 Days
- Pro$19.991 Month
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- Recruiting Pass$39.991 Month









