# Junk Jack vs Galaxy Genome

The clearest difference is in-app purchases: Galaxy Genome at none against Junk Jack's 11. Galaxy Genome also leads on update cadence (every 5 weeks vs every 3 months) and chart position (#171 vs unranked). Junk Jack's advantage is ratings volume (472 vs 116) and iOS requirement (9.0 vs 13.4). On rating, review sentiment, ads and device support there is nothing between them.

Junk Jack costs $4.99 and Galaxy Genome $3.99 up front. Junk Jack sells 11 one-off in-app purchases. Galaxy Genome asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Junk Jack against 4.3 for Galaxy Genome. Both are backed by a comparable volume of ratings — 472 and 116 respectively. Written reviews are what separate them: 78% of Junk Jack's written reviews are positive against 75% of Galaxy Genome's.

Junk Jack ships an update every 3 months, Galaxy Genome every 5 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Junk Jack | Galaxy Genome |
| --- | --- | --- |
| Price | $4.99 | **$3.99** |
| Rating | **[4.4 (472 ratings)](https://appshunter.io/ios/app/junk-jack/id601584735/reviews)** | [4.3 (116 ratings)](https://appshunter.io/ios/app/galaxy-genome/id1566857517/reviews) |
| Number of ratings | **472** | 116 |
| Positive reviews | **77.9% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | — | **#171** |
| Size | 67 MB | 100 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Pixbits SRL](https://appshunter.io/developer/436555493) | [Anton Skvortsov](https://appshunter.io/developer/1193056628) |

## What reviewers say

### Junk Jack

[App page](https://appshunter.io/ios/app/junk-jack/id601584735)

Explore, build, and survive in procedurally generated 2D worlds. This sandbox adventure offers creative building, combat, and exploration across multiple planets, with options for both single-player and multiplayer experiences.

**Highlights:** Procedurally generated worlds, Multiplayer support, Creative mode, Extensive equipment system, Adventure mode across multiple planets, Electronics engine for complex creations, Farming system

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Breeding Hat | $0.99 | one-time |
| Extended Day | $0.99 | one-time |
| Complete Craftbook | $0.99 | one-time |
| Dark Ninja | $0.99 | one-time |
| Mining Helmet | $0.99 | one-time |
| Hatcher Hat | $0.99 | one-time |
| Santa Hat | $0.99 | one-time |
| Chemistry Book | $0.99 | one-time |
| Pocket Pug | $0.99 | one-time |
| Legendary Pole | $0.99 | one-time |
| Instant Planets | $1.99 | one-time |

**What reviewers like**

- 🚀 Awesome game
- 🚀 Great sandbox experience
- 🚀 Tons of content
- 🚀 Nostalgic
- 🚀 Addictive gameplay

**What reviewers complain about**

- 🐛 Crashes and glitches
- 🐛 Multiplayer issues
- 🐛 Inventory/crafting bugs
- 🔋 Performance issues on older devices
- 🔒 Lack of cloud/cross-device save support

**Reported bugs**

- Crashes when joining multiplayer
- Inventory items disappearing
- Crafting recipes not working
- Compatibility issues with newer iOS versions
- Multiplayer desync and desyncing

**Requested features**

- Controller support
- More planets/biomes
- NPC/civilization features
- Expanded crafting/progression
- Taming/breeding mechanics


### Galaxy Genome

[App page](https://appshunter.io/ios/app/galaxy-genome/id1566857517)

**Currently charting:** #171 Top Paid · Adventure, #183 Top Paid · Simulation (US App Store)

Embark on an open-world sci-fi adventure as a space pilot. Explore a vast, scientifically accurate Milky Way, customize your ship, and choose your path as a trader, pirate, or explorer. Engage in combat, smuggling, and mining while following a compelling story or undertaking side missions.

**Highlights:** Open-world sci-fi space simulator, Ship customization and upgrades, Explore a 1:1 scale Milky Way galaxy, Free-form play with multiple roles, Vibrant story and side quests, Surface vehicles for planet exploration

**In-app purchases:** none

**What reviewers like**

- 🚀 Massive explorable galaxy with procedurally generated systems
- 💎 No pay-to-play mechanics or paywalls
- 🎮 Deep gameplay with trading, combat, mining, and exploration
- 📱 Excellent value for mobile space sim
- 🎯 Active developer with regular updates and community engagement

**What reviewers complain about**

- 🐛 Frequent crashes, especially when accessing mission menu
- 📚 Steep learning curve with minimal tutorial guidance
- 🐢 Tedious travel time through large spaces
- 🎮 Unintuitive flight controls and ship deceleration
- 🗺️ Confusing route mapping and pathfinding issues

**Reported bugs**

- Game crashes when accessing mission menu
- Game crashes when attempting warp jump with space station
- Chinese characters display as blocks
- Autopilot overshoots destinations
- Module list cannot be scrolled when modules are disabled

**Requested features**

- Controller support (Xbox, Backbone)
- Multiplayer or co-op gameplay
- Ability to build and control space stations
- Fleet management improvements
- Save editing or money cheats for progression


## Frequently asked questions

### Is Junk Jack free?

Junk Jack costs $4.99, and also offers in-app purchases.

### Is Galaxy Genome free?

Galaxy Genome costs $3.99, with no in-app purchases.

### Which has better reviews, Junk Jack or Galaxy Genome?

Junk Jack is rated higher. Junk Jack averages 4.4 out of 5 from 472 ratings, while Galaxy Genome averages 4.3 from 116 ratings.

### Do Junk Jack or Galaxy Genome have ads?

Neither Junk Jack nor Galaxy Genome shows ads.

### Which is updated more often, Junk Jack or Galaxy Genome?

Junk Jack ships an update every 3 months, and Galaxy Genome every 5 weeks. Most recently, Junk Jack was updated on October 26, 2026 and Galaxy Genome on October 27, 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.*