# Sidius Nova vs Super Hydorah

The clearest difference is price: Sidius Nova at Free against Super Hydorah's $4.99. Super Hydorah's advantage is in-app purchases (none vs 3) and rating (4.8 vs 4.4). On review sentiment, update cadence, ads and iOS requirement there is nothing between them.

Sidius Nova is free to download; Super Hydorah costs $4.99 up front. Sidius Nova sells 3 one-off in-app purchases. Super Hydorah asks for nothing beyond the download.

Super Hydorah holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Super Hydorah has 668 ratings behind it against 49, so its average is the more settled of the two. Written reviews point the same way: 84% of Sidius Nova's written reviews are positive against 86% of Super Hydorah's.

Sidius Nova ships an update every 3 months, Super Hydorah every 5 months. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Sidius Nova | Super Hydorah |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [4.4 (49 ratings)](https://appshunter.io/ios/app/sidius-nova/id585665931/reviews) | **[4.8 (668 ratings)](https://appshunter.io/ios/app/super-hydorah/id1348224049/reviews)** |
| Number of ratings | 49 | **668** |
| Positive reviews | 84.3% of reviews | **86.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 190 MB | 212 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 9+ | 9+ |
| Developer | [Stefan Schmitt](https://appshunter.io/developer/585665935) | [Abylight S.L.](https://appshunter.io/developer/964465649) |

## What reviewers say

### Sidius Nova

[App page](https://appshunter.io/ios/app/sidius-nova/id585665931)

Lead your species to survival after a homeworld destruction. Collect resources, build ships, and engage in epic space battles. Choose to play as humans or an alien armada, unlocking new ships and strategies as you conquer galaxies.

**Highlights:** Resource collection, Ship building, Epic space battles, Playable factions (humans/aliens), Unlockable ships, Galactic conquest

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Genius (RP earned x2) | $0.99 | one-time |
| Laboratory (8,000 RP) | $1.99 | one-time |
| Singularity (Unlock Everything) | $3.99 | one-time |

**What reviewers like**

- ✨ Amazing soundtrack/music
- 🎨 Beautiful/great graphics/art
- 🎮 Addictive/fun gameplay
- 🧠 Deep strategy/gameplay
- 👍 Polished/well-designed

**What reviewers complain about**

- 🔄 Repetitive gameplay loop
- 🐌 Slow gameplay/pace
- 📉 Lacks strategic depth
- 🤖 AI can be unfair/cheats
- 🤷‍♂️ Bland gameplay

**Reported bugs**

- Occasional crashing
- Repeated crashing during combat
- Crashing when fighting mothership
- Game progress not syncing between devices
- App leaves residual files after uninstallation

**Requested features**

- Add multiplayer/hot seat/skirmish
- Add longer single player campaign
- Add more frequent dialogue
- Add meaningful player-driven plot choices
- Add 'back' button for dialogue


### Super Hydorah

[App page](https://appshunter.io/ios/app/super-hydorah/id1348224049)

Experience a console-quality shooting game adapted for mobile with intuitive touch controls. Explore a non-linear galaxy, battle alien threats with diverse weapons, and uncover secrets. Offers multiple difficulty levels and integrated leaderboards for a challenging and engaging adventure.

**Highlights:** Console-quality graphics, Intuitive touch controls, Non-linear level layout, Weapon selection and power-ups, Haptic vibration, MFI Joystick support, Game Center integration

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent gameplay
- 👍 Great controls
- 🎨 Fantastic retro graphics
- 🎵 Superb chiptune soundtrack
- 🕹️ Authentic old-school shooter experience

**What reviewers complain about**

- 🐛 Occasional control issues on touch screens
- 🕹️ Very challenging, may be too difficult for some
- ⏱️ Game is relatively short

**Reported bugs**

- Sound issues on some devices
- Compatibility problems on certain devices

**Requested features**

- More levels and content
- Customizable controls
- Support for newer iPhone/iPad displays


## Frequently asked questions

### Is Sidius Nova free?

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

### Is Super Hydorah free?

Super Hydorah costs $4.99, with no in-app purchases.

### Which has better reviews, Sidius Nova or Super Hydorah?

Super Hydorah is rated higher. Sidius Nova averages 4.4 out of 5 from 49 ratings, while Super Hydorah averages 4.8 from 668 ratings.

### Do Sidius Nova or Super Hydorah have ads?

Neither Sidius Nova nor Super Hydorah shows ads.

### Which is updated more often, Sidius Nova or Super Hydorah?

Sidius Nova ships an update every 3 months, and Super Hydorah every 5 months. Most recently, Sidius Nova was updated on October 6, 2026 and Super Hydorah on October 11, 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.*