# Sonar Islands vs Bionik2Future

The clearest difference is in-app purchases: Bionik2Future at none against Sonar Islands's 5. Bionik2Future also leads on update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sonar Islands sells 5 in-app purchases, starting at $2.99 per month. Bionik2Future asks for nothing beyond the download.

Sonar Islands ships an update every 2 months, Bionik2Future every 3 weeks. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Sonar Islands | Bionik2Future |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (83 ratings)](https://appshunter.io/ios/app/sonar-islands/id1554817644/reviews)** | — |
| Number of ratings | **83** | — |
| Positive reviews | 60.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Subscription | — |
| Size | 288 MB | 100 MB |
| Requires iOS | 12.5 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Hansjoerg Mikesch](https://appshunter.io/developer/1422421759) | [KULDIG](https://appshunter.io/developer/1315396634) |

## What reviewers say

### Sonar Islands

[App page](https://appshunter.io/ios/app/sonar-islands/id1554817644)

Embark on an audio-driven multiplayer adventure across 14 unique islands. Build your empire, explore diverse environments from ancient temples to volcanic landscapes, and engage in various challenges. Full game access requires a subscription.

**Highlights:** Multiplayer online gameplay, Audio-driven events, Empire building, Island exploration and development, Diverse island themes, Tutorial and story modes

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access - monthly | $2.99 | per month |
| Full Access - yearly | $29.49 | per year |
| 100 Diamonds | $0.99 | one-time |
| 500 Diamonds | $3.99 | one-time |
| 1000 Diamonds | $5.99 | one-time |

**What reviewers like**

- 🚀 Immersive audio experience
- 👍 Accessible for blind users
- 🎨 Fantastic sound design
- ⭐ Engaging gameplay
- 🕹️ Intuitive controls

**What reviewers complain about**

- 💰 Subscription model required to access full game
- 🔇 Repetitive voice acting
- 🕰️ Slow progression without paying
- 🤖 Unresponsive controls at times
- 🔍 Lack of clear in-game instructions

**Reported bugs**

- Crashes and freezes on certain devices
- Compass and navigation issues with iOS 16
- Incorrect Morse code in tutorial
- Inconsistent audio cues

**Requested features**

- Additional free islands to explore
- Option to purchase game outright instead of subscription
- More varied event types and challenges
- Ability to customize islands
- Support for multiple languages


### Bionik2Future

[App page](https://appshunter.io/ios/app/bionik2future/id1592465191)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sonar Islands free?

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

### Is Bionik2Future free?

Bionik2Future is free to download, with no in-app purchases.

### Do Sonar Islands or Bionik2Future have ads?

Neither Sonar Islands nor Bionik2Future shows ads.

### Which is updated more often, Sonar Islands or Bionik2Future?

Sonar Islands ships an update every 2 months, and Bionik2Future every 3 weeks. Most recently, Sonar Islands was updated on October 13, 2026 and Bionik2Future on October 5, 2026.

---

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