Comparison

Devmaxx vs JustAsk

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Devmaxx

This app provides a daily system design question to help software engineers learn and practice essential skills for interviews and career growth. It offers clear explanations, linked resources, progress tracking, and a community forum for collaborative learning.

Highlights
  • Daily system design questions
  • Clear explanations and answer breakdowns
  • Linked learning resources
  • Access to previous questions
  • Progress tracking
  • Private developer community
  • Pod-based learning and competition
Features
Read 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 one focused system design question every day across databases, infrastructure, APIs, theory, and product to help you learn these skills and stay sharp. Each question takes about two minutes, and includes a resource to learn more about the subject. What you’ll get:
 • A new system design question daily
 • Clear explanations for every answer
 • Breakdown of the correct answer
 • Access to previous questions
 • Linked resources to go deeper
 • Access to a private community of developers learning and building the same things as you • Progress tracking to monitor growth • Join your friends in pods and battle against other pods while learning system design. 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.apple.com/legal/internet-services/itunes/dev/stdeula/

About

JustAsk

Features
Read full description

Just Ask is the campus classifieds for students. Post a favor, offer to help, and handle everything in-app. Need a food run? A ride home? Someone to swap study notes or haul stuff from your car? Post an ask with a reward, pick a category, and attach a photo if it helps. Other students browse the feed, accept what they can do, and you coordinate from there. When it's done, both sides rate each other. WHY STUDENTS USE IT Post in seconds — food, rides, errands, study, dorm, tech, housing, and more Browse your campus feed and filter by category Accept asks, message in-app, and track your tasks Rate each other after completion so trust builds up University email verification Block and report tools built in Push notifications for accepts, completions, and withdrawals BUILT FOR CAMPUS LIFE Quick favors between classes. Last-minute rides. Gear loans. Marketplace posts. Sublets passed around within your school community. Just Ask works the way students actually work. CAMPUSES Carnegie Mellon, Florida State, Georgia Tech, IIT Delhi. More coming. Want it at your school? Hit the marketing page or contact support. PAYMENTS & SAFETY Just Ask doesn't process payments or hold funds. Payment preferences like Venmo or Zelle are shown so you can coordinate off-platform. Community rules apply at signup. Report anything sketchy in Settings. Made by StuDeliver, Inc. What still reads AI: "Trust builds up" is a little cliché The payments section has a formal, policy-doc tone that sticks out "Made by StuDeliver, Inc." at the end feels like a placeholder sign-off Final: Just Ask is the campus classifieds for students. Post a favor, offer to help, handle everything in-app. Need a food run? A ride home? Someone to swap notes or drag your stuff from the car? Post an ask with a reward, pick a category, and throw in a photo if it helps. Other students see it, accept what they can do, and you work out the details from there. When it's done, both sides leave a rating. WHY STUDENTS USE IT Post in seconds — food, rides, errands, study swaps, dorm tasks, tech help, housing Browse your campus feed and filter by category Accept asks, chat in-app, track your tasks Rate each other after so your rep means something University email verification Block and report tools built in Notifications when someone accepts, finishes, or backs out BUILT FOR CAMPUS LIFE Quick favors between classes. Last-minute rides. Borrowed gear. Marketplace posts. Sublets shared inside your school community. Basically how students already get things done, just with less texting around. CAMPUSES Carnegie Mellon, Florida State, Georgia Tech, IIT Delhi. More soon. Want it at your school? Visit the marketing page or reach out to support. PAYMENTS & SAFETY No in-app payments or held funds. Payment preferences like Venmo or Zelle are shown for your reference — you sort it out directly. Community rules apply at signup. Report unsafe behavior in Settings. Just Ask is made by StuDeliver, Inc.

Screenshots

Devmaxx4 screens
JustAsk4 screens

Verdict

The call

The clearest difference is in-app purchases: JustAsk at none against Devmaxx's 2. JustAsk also leads on iOS requirement (15.1 vs 17.5). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Devmaxx sells 2 in-app purchases, starting at $8.99 per month. JustAsk asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Devmaxx versus JustAsk: the parameters behind the verdict, then further details
ParameterDevmaxxJustAsk
PriceFreeFree
Rating4.3 (544 ratings) — better—
Positive reviews17.5% of reviews—
Number of ratings544 — better—
Update frequencyEvery 2 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.515.1 — better
Further details — not scored
Size39 MB26 MB
Age rating12+17+
DeveloperArjay McCandless LLCStuDeliver Inc

In-app purchases

2 purchases

Devmaxx

Subscriptions2
  • Monthly Devmaxx Subscription7 Days trial$8.991 Month
  • Annual Devmaxx Subscription7 Days trial$59.991 Year
None

JustAsk

No in-app purchases

Questions

Is Devmaxx free?
Devmaxx is free to download, with in-app purchases available.
Is JustAsk free?
JustAsk is free to download, with no in-app purchases.
Do Devmaxx or JustAsk have ads?
Neither Devmaxx nor JustAsk shows ads.

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