# Hackathons @ Berkeley vs GoatHSK

The clearest difference is price: Hackathons @ Berkeley at Free against GoatHSK's $2.99. GoatHSK's advantage is update cadence (weekly vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Hackathons @ Berkeley is free to download; GoatHSK costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Hackathons @ Berkeley ships an update every 2 months, GoatHSK weekly. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Hackathons @ Berkeley | GoatHSK |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/hackathons-berkeley/id6761351929/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Paid |
| Size | 166 MB | 104 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Cal Hacks Foundation](https://appshunter.io/developer/1889076569) | [Matthias Holl](https://appshunter.io/developer/1896291232) |

## What reviewers say

### Hackathons @ Berkeley

[App page](https://appshunter.io/ios/app/hackathons-berkeley/id6761351929)

This app serves as an official companion for an AI hackathon, providing a central hub for attendees. Users can view the schedule, filter events, set reminders, and access venue maps. It also facilitates receiving important announcements and digital credentials.

**Highlights:** View full hackathon schedule, Search and filter events, Bookmark events for reminders, Explore venue maps, Receive announcements, Access digital badge

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

**In-app purchases:** none


### GoatHSK

[App page](https://appshunter.io/ios/app/goathsk/id6770220174)

This offline flashcard app helps you learn HSK vocabulary levels 1-9. It uses spaced repetition to adapt to your memory, ensuring efficient review without overwhelming you with known words. All 11,000+ entries are available in one place.

**Highlights:** Offline HSK vocabulary learning, Supports HSK levels 1-9, 11,000+ vocabulary entries, Spaced repetition (FSRS-5), No account or subscription required, No user tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hackathons @ Berkeley free?

Hackathons @ Berkeley is free to download, with no in-app purchases.

### Is GoatHSK free?

GoatHSK costs $2.99, with no in-app purchases.

### Do Hackathons @ Berkeley or GoatHSK have ads?

Neither Hackathons @ Berkeley nor GoatHSK shows ads.

### Which is updated more often, Hackathons @ Berkeley or GoatHSK?

Hackathons @ Berkeley ships an update every 2 months, and GoatHSK weekly. Most recently, Hackathons @ Berkeley was updated on October 31, 2026 and GoatHSK on November 10, 2026.

---

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