System Design interview prep vs SwipeDrill
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
System Design interview prep
This app simulates system design interviews with an AI interrogator and interactive scenarios. Practice real-world architecture problems, receive instant feedback, and track your progress to ace your next tech interview.
- Interactive War Room for architecture scenarios
- AI Interrogator challenges design decisions
- Realistic system design interview questions
- Daily practice drills for skill sharpening
- Detailed performance analytics
- Instant feedback and best practice learning
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ArchSim is the ultimate training ground for software engineers preparing for system design interviews. Forget passive reading—ArchSim puts you in the driver’s seat of a high-stakes engineering simulation with a fast, value-first onboarding and a 60‑second drill preview to get you into the action quickly. Key Features: Interactive War Room: Solve real-world architecture scenarios in a dynamic environment. Define requirements, estimate capacity, and design your system component by component. AI Interrogator: Face off against an intelligent Prep AI that challenges your decisions, asks follow-up questions, and probes for weaknesses in your design. Realistic Scenarios: Tackle classic and modern interview questions like “Design a URL Shortener” and “Design a Social Network.” Perfect for your job search. Daily Drills: Short 5–10 minute practice sessions to build fundamentals, track streaks, and sharpen core skills. Detailed Analytics: Track your performance, identify knowledge gaps, and monitor your improvement over time with comprehensive metrics. Debrief & Learn: Get instant feedback on your design choices and learn best practices for scalability, reliability, and maintainability. Whether you are a junior developer or a staff engineer, ArchSim provides the practice you need to ace your next tech interview and land your dream job. ----------- Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. Terms of Use: https://calico-magnolia-61e.notion.site/archsim-terms-of-use-2c6 Privacy Policy: https://calico-magnolia-61e.notion.site/archsim-privacy-policy-2c
SwipeDrill
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Every developer uses Git. Few actually master it. SwipeDrill: Git turns the official Git documentation into daily swipe quizzes so you stop guessing and start knowing. One card, one concept, one step closer to confidence on any team, any codebase. HOW IT WORKS Each card shows a statement about Git behavior, commands, or concepts. Swipe right if it's true. Swipe left if it's false. Instant explanation tells you exactly why so the knowledge actually sticks. WHAT YOU'LL MASTER - Git Basics: init, clone, config, and core concepts - Commits and History: log, diff, amend, and revert - Branching: create, switch, delete, and track branches - Merging: fast-forward, three-way, and conflict resolution - Rebasing: interactive rebase, squash, and reorder - Remote Repositories: fetch, pull, push, and remotes - Stash and Tags: save work in progress, tag releases - Workflows: Gitflow, trunk-based, and team conventions 800+ questions. Sourced from official Git documentation. WHO THIS IS FOR - Developers who still Google "how to undo a commit" - Junior devs building confidence before code reviews - Engineers preparing for technical interviews - Students learning collaborative development - Anyone switching from SVN or other version control systems PREMIUM FEATURES Upgrade once. Use forever. - Sequential Mode: work through all questions in order - Bookmarks: save tricky questions and review them later - Detailed Stats: track accuracy and progress per category - No Ads: completely ad-free experience STUDY SMARTER - Daily Goal tracker: build a consistent study habit - Streak counter: keep your momentum going - Review Mode: replay only the questions you got wrong - Today's Command: a new featured concept every day - Works offline: questions bundled in the app A NOTE ON CONTENT All questions are based on official Git documentation. While we strive for accuracy, content may occasionally contain errors or reflect outdated information. Always verify critical details against the latest official sources. Stop Googling. Start knowing. Download SwipeDrill: Git and swipe your way to fluency.
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Verdict
The clearest difference is iOS requirement: SwipeDrill at 13.0 against System Design interview prep's 17.6. 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
Both are free to download. System Design interview prep sells 5 in-app purchases, starting at $3.99 per 7 days and SwipeDrill sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | System Design interview prep | SwipeDrill |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Monthly | — |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 89 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Abdelhak El Moussaoui | kenji kuroki |
In-app purchases
System Design interview prep
- Unlimited access$3.997 Days
- Unlimited access$4.997 Days
- Unlimited access$6.991 Month
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- Unlimited access7 Days trial$12.991 Month
- Unlimited access7 Days trial$99.991 Year
SwipeDrill
- Unlock Premium$3.99
Questions
Is System Design interview prep free?
Is SwipeDrill free?
Do System Design interview prep or SwipeDrill have ads?
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