Comparison

DotKiller vs Sonar Islands

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

DotKiller

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
Read full description

It's a one-touch game, very easy to learn but hard to master. How to Play: Aim and tap the dot to kill it. In limited time, kill more dots. The farther you miss, the more time you lose. Features: - Three game mode: classic, training and kid - Clean and elegant game design - Super smooth game animation - Sweet sound effects makes you hooked - Getting higher score makes one player game more challenging - Share the game through twitter with your friends - Challenge your score with your friends by Game Center leaderboard - Save all your game best score. I'm glad you find this game, hope you have a wonderful time!

About

Sonar Islands

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
Read full description

Sonar Islands is a MULTIPLAYER ONLINE game, where all relevant events happen in your ears. Build up your empire, explore and develop 14 different islands with this award winning GAME OF THE DAY 2021. Visit an ancient TEMPLE, the ancestors built, where snakes are biting. Take a trip to the JUNGLE, watch abandoned lions on your way Have a merry-go-round on the FUN FAIR and shoot all toys Feel the terraforming heat of the VOLCANO island Short-circuit their brain of the robots from Feer in the MACHINE HALL Get lost in the labyrinth of the PING Island Deal with wind and mosquitos high up on the TREETOP Face the invisible power o ELECTRO. Dance on a ViNYL Record and collect treasures hold by little creatures, Fear the zombies on the GRAVEYARD, Skate on a WINTER LAKE, Visit the monks in their MONASTERY, climb up to HIMALAYA Or decide between HEAVEN or HELL Happy vacation on the islands! Sonar Islands comes with a tutorial, a training island and a story island. To get full access to the game, Sonar Islands offers a monthly and a yearly subscription. When you purchase a subscription, payments will be charged to your App Store account at the confirmation of purchase and will automatically renew unless canceled within 24-hours before the end of the current period. For more information, see our Terms of Use (https://www.mentalhome.eu/terms-of-use/) and our Privacy Policy (https://www.mentalhome.eu/privacy-policy/).

Screenshots

DotKiller4 screens
Sonar Islands4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard6 real differences · 4 level
DotKiller versus Sonar Islands: the parameters behind the verdict, then further details
ParameterDotKillerSonar Islands
PriceFreeFree
Rating3.0 (4 ratings)3.5 (83 ratings) — better
Positive reviews—60.1% of reviews
Number of ratings483 — better
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS6.0 — better12.5
Further details — not scored
Size29 MB288 MB
Age rating4+12+
Developer媛 阮Hansjoerg Mikesch

Customer experience

DotKiller

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

Sonar Islands

All ratings83 ratings
Positive56.6%
Neutral13.3%
Negative30.1%
Written reviews143 reviews
Positive60.1%
Neutral10.5%
Negative29.4%

Bugs and requests

DotKiller

Not enough reviews yet to summarise bugs or requests.

Sonar Islands

Reported bugs

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

Requested features

5 requests
  • 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

In-app purchases

None

DotKiller

No in-app purchases

5 purchases

Sonar Islands

Subscriptions2
  • Full Access - monthly$2.991 Month
  • Full Access - yearly$29.491 Year
One-time3
  • 100 Diamonds$0.99
  • 500 Diamonds$3.99
  • 1000 Diamonds$5.99

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.

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