# HackPSU Mobile vs Devmaxx

The clearest difference is review sentiment: HackPSU Mobile at 100% against Devmaxx's 19%. HackPSU Mobile also leads on rating (5.0 vs 4.3) and in-app purchases (none vs 2). Devmaxx's advantage is update cadence (fortnightly vs every 2 months) and ratings volume (518 vs 6). On price, ads and device support there is nothing between them.

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

HackPSU Mobile holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Devmaxx has 518 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 100% of HackPSU Mobile's written reviews are positive against 19% of Devmaxx's.

HackPSU Mobile ships an update every 2 months, Devmaxx fortnightly. The most recent releases landed on September 20, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | HackPSU Mobile | Devmaxx |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/hackpsu-mobile/id1615222779/reviews)** | [4.3 (518 ratings)](https://appshunter.io/ios/app/devmaxx/id6758278144/reviews) |
| Number of ratings | 6 | **518** |
| Positive reviews | **100.0% of reviews** | 19.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free** | Subscription |
| Size | 41 MB | 26 MB |
| Requires iOS | **12.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Rahul Ramkumar](https://appshunter.io/developer/1537639102) | [Arjay McCandless LLC](https://appshunter.io/developer/1871931520) |

## What reviewers say

### HackPSU Mobile

[App page](https://appshunter.io/ios/app/hackpsu-mobile/id1615222779)

Access event schedules, workshop details, and receive timely notifications for your favorite activities. This app also provides a scannable QR code for easy event check-ins.

**Highlights:** Event and workshop information, Personalized event starring, Push notifications for starred events, QR code for event check-in, Quick access to home screen info

**In-app purchases:** none


### Devmaxx

[App page](https://appshunter.io/ios/app/devmaxx/id6758278144)

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

**Highlights:** Daily system design questions, Clear explanations and answer breakdowns, Linked learning resources, Access to previous questions, Private developer community, Progress tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Devmaxx Subscription | $8.99 | per month |
| Annual Devmaxx Subscription | $59.99 | per year |


## Frequently asked questions

### Is HackPSU Mobile free?

HackPSU Mobile is free to download, with no in-app purchases.

### Is Devmaxx free?

Devmaxx is free to download, with in-app purchases available.

### Which has better reviews, HackPSU Mobile or Devmaxx?

HackPSU Mobile is rated higher. HackPSU Mobile averages 5.0 out of 5 from 6 ratings, while Devmaxx averages 4.3 from 518 ratings.

### Do HackPSU Mobile or Devmaxx have ads?

Neither HackPSU Mobile nor Devmaxx shows ads.

### Which is updated more often, HackPSU Mobile or Devmaxx?

HackPSU Mobile ships an update every 2 months, and Devmaxx fortnightly. Most recently, HackPSU Mobile was updated on September 20, 2026 and Devmaxx on September 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*