# DotKiller vs Sonar Islands

The clearest difference is rating: Sonar Islands at 3.5 against DotKiller's 3.0. Sonar Islands also leads on ratings volume (83 vs 4) and update cadence (every 2 months vs every 5 months). DotKiller's advantage is in-app purchases (none vs 5) and iOS requirement (6.0 vs 12.5). On price, ads and device support there is nothing between them.

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

Sonar Islands holds the better App Store score, 3.5 against 3.0. That said, the two scores are not equally well evidenced: Sonar Islands has 83 ratings behind it against 4, so its average is the more settled of the two.

DotKiller ships an update every 5 months, Sonar Islands every 2 months. The most recent releases landed on June 11, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | DotKiller | Sonar Islands |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/dotkiller/id948115693/reviews) | **[3.5 (83 ratings)](https://appshunter.io/ios/app/sonar-islands/id1554817644/reviews)** |
| Number of ratings | 4 | **83** |
| Positive reviews | — | 60.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | **Free** | Subscription |
| Size | 29 MB | 288 MB |
| Requires iOS | **6.0** | 12.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [媛 阮](https://appshunter.io/developer/476500033) | [Hansjoerg Mikesch](https://appshunter.io/developer/1422421759) |

## What reviewers say

### DotKiller

[App page](https://appshunter.io/ios/app/dotkiller/id948115693)

A simple one-touch arcade game where players tap dots within a time limit. Master the timing to achieve high scores and compete with friends.

**Highlights:** One-touch gameplay, Three game modes (classic, training, kid), Clean and elegant design, Smooth animations and sound effects, Game Center leaderboards, Score sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is DotKiller free?

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

### Is Sonar Islands free?

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

### Which has better reviews, DotKiller or Sonar Islands?

Sonar Islands is rated higher. DotKiller averages 3.0 out of 5 from 4 ratings, while Sonar Islands averages 3.5 from 83 ratings.

### Do DotKiller or Sonar Islands have ads?

Neither DotKiller nor Sonar Islands shows ads.

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

DotKiller ships an update every 5 months, and Sonar Islands every 2 months. Most recently, DotKiller was updated on June 11, 2026 and Sonar Islands on September 21, 2026.

---

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