App Intel

Devmaxx

LiveArjay McCandless2 apps · 12.6K installsEducationFreeIn-app purchases: $8.99 - $59.99 per itemdev.devmaxx

Master system design, become a better software engineer.

Alert me★ WatchOpen in Play ↗
Total installs
12,477
exact · Play shows 10,000+
Installs / day
0
since last crawl
Rating
2.0★
64 ratings · 2 reviews
Released
2 Jul 2026
3mo ago
Last update
2 Oct 2026
v1.0.0 · 10d ago
Countries
—
not checked yet

Install history

exact counter from Google Play
12.2K14.1K16.1K18K20K10 Oct12 Oct13 Oct
12.2K14.1K16.1K18K20K10 Oct12 Oct13 Oct

Installs per day · last 90 days

00.30.50.8111 Oct12 Oct13 Oct11 Oct: 012 Oct: 013 Oct: 0

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

estimate · charts of 11 Oct

Most downloads likely come from 🇩🇪 Germany (~100%).

  1. Germany100%#150 Trending · Education

Estimated from top-chart positions weighted by each country’s Google Play market size. Countries where the app is not in a chart are not shown, so small markets may be missing.

Top chart positions

as of 11 Oct
ChartCountryRankChange
Trending · Education DE#150—

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • Shares data with third parties Personal info, Messages and 3 others
  • Collects data Personal info, Messages and 3 others
  • Data is encrypted in transit
  • You can ask for your data to be deleted

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

3 in 1 group
0 Sensitive0 Notable3 Routine
OtherRoutine3

Access to miscellaneous device features that don't fit other categories

  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description
System design is becoming one of the most important skills for software engineers. Many companies now require a dedicated system design interview, and your career growth often depends on your ability to design large-scale systems. Devmaxx gives you everything you need to level up and master system design. New system design questions every day, a massive backlog of questions you can scroll through and solve instead of doom scrolling on your phone, bite size lessons on system design fundamentals with quizzes at the end to make sure you understand the concepts, and ofc progression and leveling as you get better and better. If you don't know the answer or you get the question wrong, What you’ll get: • A new system design question daily • A massive backlog of 300+ system design questions • Clear explanations for every answer • Progress tracking across each subject • Bite size lessons for every core system design fundamental • Linked resources to go deeper • Access to a private community of developers learning and building the same things as you If you’re preparing for interviews, this builds daily momentum. If you’re already working as an engineer, this keeps your fundamentals sharp. Open the app. Answer one question. Land the offer. All features described above require a subscription. Terms of Service: https://www.devmaxx.dev/terms-of-service

Growing in Education

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