Comparison

Dark City vs Brain Playground

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

Head to head
About

Dark City

Step into the shoes of a detective in Kyiv to uncover a dark mystery involving supernatural beings and a city on the brink. Solve puzzles, find hidden objects, and decide who to trust in this paranormal adventure.

Highlights
  • Uncover mystery of disappearing magical creatures
  • Strategy guide for navigation
  • Replay favorite HOPs and mini-games
  • Collect special characters and morphing objects
  • Enjoy concept art, screensavers, and music
Read full description

When an investigation of a suspected spiritualist fraud comes up empty, events unfold to reveal a much darker and more complex underbelly of the magic city of Kyiv. You'll play as a renowned detective in a city of secrets, paranormal circumstances, and mistrust as you struggle to learn who to trust among your friends and locals. TRY THE FREE TRIAL VERSION, AND THEN UNLOCK THE COMPLETE ADVENTURE IN THE GAME! Things take an unexpected turn when your investigation points to the existence of supernatural inhabitants of Kyiv and someone or something that wants them out of the way. With more questions than answers, it's up to you to untangle this dark mystery and save a city on the brink in this mind-bending hidden-object experience! Dark City: Kyiv includes: • Uncover the mystery of the disappearing magical creatures in the bonus game! • Never get lost with the strategy guide! • Replay your favorite HOPs and mini-games. • Collect special characters and morphing objects throughout the game! • Enjoy concept art, screensavers, and music from the game! Discover more from Friendly Fox Studio: Terms of Use: https://friendlyfox.studio/terms-and-conditions/ Privacy Policy: https://friendlyfox.studio/privacy-policy/ Official website: https://friendlyfox.studio/hubs/hub-ios/ Follow us on: https://www.facebook.com/FriendlyFoxStudio/

About

Brain Playground

Features
Read full description

Brain Playground is a fun and accessible brain training app filled with quick mini games designed to wake up your mind and keep your thinking sharp. Enjoy short, engaging challenges that stimulate focus, memory, reaction speed, observation, problem-solving, and decision-making skills. Each game is easy to start, simple to play, and designed for quick sessions, making it perfect for daily breaks, commutes, or whenever you want a light mental refresh. No complicated setup. No long tutorials. Just open the app, choose a mini game, and start training your brain through playful challenges. Key Features: • A growing collection of brain training mini games • Quick challenges for focus, memory, reaction speed, observation, and decision-making • Short play sessions designed for daily routines • Simple controls and intuitive gameplay for all ages • Clean, lightweight, and easy-to-use design • Progress and rewards that make each session more motivating Whether you want to refresh your mind, build a daily brain training habit, or simply enjoy smart mini games during spare moments, Brain Playground makes cognitive play easy and enjoyable. Brain Playground is not intended for medical diagnosis, prevention, or treatment. It is an entertainment and brain training app designed to support cognitive activity through fun game experiences.

Screenshots

Dark City4 screens
Brain Playground3 screens

Verdict

The call

The clearest difference is update cadence: Brain Playground at every 10 days against Dark City's every 5 weeks. Dark City's advantage is iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases 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. Dark City sells 1 one-off in-app purchase and Brain Playground sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Dark City ships an update every 5 weeks, Brain Playground every 10 days. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Dark City versus Brain Playground: the parameters behind the verdict, then further details
ParameterDark CityBrain Playground
PriceFreeFree
Rating4.7 (1.1K ratings) — better—
Positive reviews78.8% of reviews—
Number of ratings1.1K — better—
Update frequencyEvery 5 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.6
Further details — not scored
Size1.2 GB45 MB
Age rating9+4+
DeveloperFriendly Fox Games LimitedJihoon Bang

Bugs and requests

Dark City

Reported bugs

2 issues
  • Issues with puzzle controls and responsiveness
  • Occasional crashes or glitches

Requested features

2 requests
  • More frequent game releases
  • Ability to skip or adjust difficulty of mini-games

Brain Playground

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Dark City

One-time1
  • Full Game & Bonus Unlock$6.99
10 purchases

Brain Playground

One-time10
  • full charge$0.99
  • energy expansion$1.99
  • 1,000 Neurons$1.99
Show 7 more
  • 50,000 Coin$1.99
  • 100,000 Coin$2.99
  • 5000 Neurons$3.99
  • 10,000 Neurons$5.99
  • 200,000 Coin$5.99
  • VIP$6.99
  • 500,000 Coin$17.99

Questions

Is Dark City free?
Dark City is free to download, with in-app purchases available.
Is Brain Playground free?
Brain Playground is free to download, with in-app purchases available.
Do Dark City or Brain Playground have ads?
Neither Dark City nor Brain Playground shows ads.
Which is updated more often, Dark City or Brain Playground?
Dark City ships an update every 5 weeks, and Brain Playground every 10 days. Most recently, Dark City was updated on November 4, 2026 and Brain Playground on November 5, 2026.

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