CareerOS vs RocketBlocks
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CareerOS
This AI-powered career coach helps you manage your job search by connecting you with key people, tailoring your applications, and tracking opportunities. Get personalized feedback and tips to improve your networking and interview skills.
- AI-powered networking suggestions
- Direct contact via LinkedIn/Email
- AI-tailored CV builder
- Job opportunity tracking
- Personalized career feedback
- Interview tips
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Your AI Career Coach Stop applying endlessly. Start making real connections. CareerOS helps you connect with the right people, tailor your applications, and land more opportunities. Network: Connect with decision-makers Our AI suggests the right people to network with based on your goals and industry. Connect with the people who actually make hiring decisions and reach out to their LinkedIn or Email - all from within CareerOS. CV Builder: Tailor your applications for each job Our AI Resume Builder helps you stand out by creating tailored resumes for each job. We even suggest the action verbs and keywords that hiring managers want to see. Organize: Track every opportunity in one place Save all your job postings, company contacts, and applications in CareerOS. Never lose track of where you applied or who you talked to. Learn: Get real-time feedback and tips With personalized tips and feedback, you’ll get advice on everything from networking to interviews. It’s like having a career coach in your pocket.
RocketBlocks
Practice essential case interview math skills on the go with realistic drills. Track your speed and accuracy, compare performance to benchmarks, and master 11 different problem types. Built by former consultants to help you succeed.
- Unlimited realistic case math drills
- Track speed and accuracy
- Compare performance to benchmarks
- 11 different math problem types
- Optional daily practice reminders
- Simple, intuitive UI
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**NOTE: This app requires an active RocketBlocks subscription to login** Case interview math problems on the go! Mental math is a critical part of success in case interviews. And the RocketBlocks Math App helps you build these critical skills so you shine on interview day. With easy, mobile access to realistic case math problems, you can practice anytime you've got a free minute - whether it's between classes or on the bus. * Features * - Unlimited, realistic case mental math drills - Super simple UI - no fluff! - Track your speed and accuracy - Compare your performance to system wide benchmarks - 11 different types of math problems - Optional daily reminder to practice a 5-problem math set - we'll help you remember to practice! * 11 Different Problem Types * - Grab Bag — a random mix of all types - Big Multiplication (e.g., 100k * 200) - Big Division (e.g., 200M / 4K) - Small Multiplication (e.g., 300 * 700) - Percentages (e.g., 45% of 150M) - Percent × Percent (e.g., 20% of 90%) - Market Math (e.g., If $5M is 10% of the market, how big is the total market) - Break Evens (e.g., If you sell a widget at $200, it costs $180 to make...) - Growth Estimations (e.g., $2M growing at 10% for five years...) - Time Series Conversions (e.g., If a company makes $1.5M per week, it makes how much per year ) - NPV Calculations (e.g., Annual cash flow is 2M, the discount rate is 5% and growth is flat...) * About RocketBlocks * Built by former McKinsey, BCG, Bain, and Google employees. Trusted by 100,000+ candidates at top MBA programs and undergraduate schools worldwide, including leading institutions like Stanford GSB and Harvard Business School.
Screenshots
Verdict
CareerOS and RocketBlocks are too close to call on the numbers: across 6 compared parameters — price, ads, in-app purchases and monetization model among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | CareerOS | RocketBlocks |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | — | 3 — better |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 48 MB | 26 MB |
| Age rating | 17+ | 4+ |
| Developer | CareerOS | RocketBlocks |
Customer experience
CareerOS
RocketBlocks
In-app purchases
CareerOS
No in-app purchases
RocketBlocks
No in-app purchases









