Comparison

StarrySky vs Gemstone

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

Head to head
About

StarrySky

Pilot a customizable spaceship through a corrupted galaxy, engaging in fast-paced aerial combat. Explore planets, battle alien forces, and upgrade your vessel with unique weapons and companions. Experience a classic shoot 'em up with modern graphics and engaging gameplay.

Highlights
  • Explore corrupted planets
  • Engage in passionate combat
  • Customize airships with unique skills
  • Choose from distinctive weapons
  • Team up with companions
  • Stunning graphics and music
  • Multiple game modes (Campaign, Endless)
Features
Read full description

Soar through the cosmos, engage in thrilling battles, and uncover hidden treasures! Embark on an adventure exploring planets tainted by alien corruption. Speed up, spread your wings, and dive into passionate combat. This game builds upon the classic shoot 'em up framework, incorporating the best features of traditional games while introducing a brand-new gameplay system. With stunning graphics and an engaging storyline, you'll be hooked from the start. Each time you board a new ship, you'll have a variety of airships to choose from, each with its own unique skills, ensuring a fresh experience: new characters and distinctive weapons! Throughout this grand adventure, two companions will join you as your comrades. Explore and conquer new territories awaiting your challenge in the vast galaxy. Fail or be defeated – the choice is yours! Sky Soarer Features: Stunning graphics and incredible music Smooth gameplay on all devices Multiple game modes: Campaign, Endless Intense boss battles every three levels How to play: Touch the screen to control your spaceship Upgrade your ship and power core

About

Gemstone

Fit dazzling gem blocks into pre-made spaces to solve puzzles and earn coins. Use coins to unlock new gems and purchase stunning backgrounds to personalize your gameplay. Enjoy endless levels of relaxing, sparkling fun.

Highlights
  • Fit gem blocks into spaces
  • Earn coins to unlock gems
  • Purchase custom backgrounds
  • Personalize gameplay
  • Endless levels
  • Relaxing puzzle experience
Features
Read full description

Welcome to the ultimate gem-stacking puzzle experience! Your goal is simple: fit blocks of dazzling gems into pre-made spaces and complete each level. With every puzzle you solve, you’ll gather coins that let you unlock an ever-growing selection of colorful and uniquely shaped gems. Pick your favorites and create a custom collection for use in future challenges. Amazing! Use your coins to purchase stunning backgrounds that transform the look and feel of your game. Choose from breathtaking natural scenes like deserts, forests, mountains, and mysterious caves, or explore fantastical settings such as the moon’s surface, the skies above, or even the depths of hell. Personalize each level to match your style and create a unique gaming experience every time you play. Perfect for fans of relaxing puzzles and those who love a bit of sparkle, this game offers endless levels and endless opportunities for fun. Start your gem journey now and see how many levels you can conquer!"

Screenshots

StarrySky4 screens
Gemstone4 screens

Verdict

The call

The clearest difference is update cadence: Gemstone at every 2 days against StarrySky's every 13 months. Gemstone also leads on rating (4.7 vs 4.4). StarrySky's advantage is ratings volume (221 vs 6). On price, ads, in-app purchases and monetization model 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. StarrySky sells 6 one-off in-app purchases and Gemstone sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Gemstone holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: StarrySky has 221 ratings behind it against 6, so its average is the more settled of the two.

UpkeepUpdate frequency

StarrySky ships an update every 13 months, Gemstone every 2 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
StarrySky versus Gemstone: the parameters behind the verdict, then further details
ParameterStarrySkyGemstone
PriceFreeFree
Rating4.4 (221 ratings)4.7 (6 ratings) — better
Positive reviews99.5% of reviews—
Number of ratings221 — better6
Update frequencyEvery 13 monthsEvery 2 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size135 MB152 MB
Age rating12+4+
DeveloperBOTANIKO GROUP LLCMetastream s.r.o.

Customer experience

StarrySky

All ratings252 ratings
Positive97.6%
Neutral0.4%
Negative2.0%
Written reviews196 reviews
Positive99.5%
Neutral0.0%
Negative0.5%

Gemstone

All ratings6 ratings
Positive83.3%
Neutral16.7%
Negative0.0%

Bugs and requests

StarrySky

Reported bugs

1 issue
  • Bugs in the game

Requested features

2 requests
  • Dark mode option
  • Advanced analytics dashboard

Gemstone

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

StarrySky

One-time6
  • A few gemstones$1.99
  • A pile of gemstones$4.99
  • A box of gemstones$9.99
Show 3 more
  • A large box of gemstones$29.99
  • A treasury gemstone$49.99
  • Feitian Treasure Chest Gem$99.99
5 purchases

Gemstone

One-time5
  • 5000 Coins$0.99
  • 10000 Coins$1.99
  • 25000 Coins$3.99
Show 2 more
  • 50000 Coins$6.99
  • Remove Ads$9.99

Questions

Is StarrySky free?
StarrySky is free to download, with in-app purchases available.
Is Gemstone free?
Gemstone is free to download, with in-app purchases available.
Which has better reviews, StarrySky or Gemstone?
Gemstone is rated higher. StarrySky averages 4.4 out of 5 from 221 ratings, while Gemstone averages 4.7 from 6 ratings.
Do StarrySky or Gemstone have ads?
Both StarrySky and Gemstone show ads.
Which is updated more often, StarrySky or Gemstone?
StarrySky ships an update every 13 months, and Gemstone every 2 days. Most recently, StarrySky was updated on November 4, 2026 and Gemstone on October 30, 2026.

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