Comparison

Sky Force vs Inferno 2

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

Head to head
About

Sky Force

Experience a classic arcade shooter reborn with stunning 3D graphics and intuitive touch controls. Upgrade your ship, battle intense bosses, and compete in weekly tournaments against other players. Rescue fallen pilots for rewards and achieve victory in this action-packed scrolling shooter.

Highlights
  • Stunning 3D graphics
  • Intuitive touchscreen controls
  • Powerful ship upgrade system
  • Weekly player tournaments
  • Rescue fallen pilots for rewards
  • Multiple boss battles
  • In-game achievements
Features
Read full description

Sky Force - The Legendary Shoot'em Up Reborn for a New Generation Sky Force is a modern arcade shoot'em up that brings classic top-down shooter action back to mobile with explosive 3D visuals, satisfying progression, and endless replay value. The skies are burning. Enemy squadrons, towering war machines, and colossal bosses stand between you and victory. Strap into the cockpit, push the throttle, and rediscover one of the most acclaimed airplane games ever made. A Classic SHMUP Experience, Rebuilt for Modern Players Inspired by the golden age of vertical arcade shooters, Sky Force 2014 combines fast-paced aerial combat with smooth touch controls, handcrafted enemy waves, and intense bullet-dodging action. Every mission challenges your reflexes, your timing, and your ability to stay calm when the screen fills with fire. Whether you are a longtime fan of classic shoot'em up games, a bullet hell veteran, or discovering the genre for the first time, Sky Force delivers a polished, accessible, and deeply rewarding arcade experience. Explosive 3D Action on Mobile Sky Force takes the classic top-down shooter formula and upgrades it with detailed 3D environments, cinematic explosions, dynamic effects, and beautifully designed battlefields. Fight across oceans, scorched war zones, and storm-filled skies as you blast through enemy forces and push deeper into the campaign. Every stage is built to feel fast, readable, and satisfying - perfect for quick mobile sessions, but deep enough to keep you coming back for perfect runs. Play online or take the action offline anywhere you go. Epic Boss Battles That Test Your Skill Massive flying fortresses. Mechanized war machines. Screen-filling enemies armed with devastating bullet patterns. Sky Force's boss battles are designed to be both spectacular and demanding. Learn their attacks, dodge incoming fire, strike at the right moment, and prove you have what it takes to become an ace pilot. Upgrade Your Ship and Master Every Mission This is more than a one-run arcade shooter. Sky Force rewards persistence, precision, and smart upgrades. Collect stars, improve your aircraft, and return stronger after every mission. Upgrade your main cannon, side guns, magnets, shields, missiles, and special weapons. Rescue civilians, complete objectives, unlock new difficulty levels, and chase medals as you work toward 100% completion. Every run matters. Every upgrade brings you closer to building the ultimate fighter. Built for Replayability Sky Force is easy to start, but hard to master. Replay missions on higher difficulties, improve your score, perfect your routes, and compete for better results. With multiple objectives, upgrades, medals, tournaments, and leaderboards, every level gives you a reason to return. Why Players Love Sky Force - Classic vertical shoot 'em up gameplay reimagined for modern devices - Intuitive touch controls designed for fast arcade action - Explosive 3D visuals, cinematic effects, and detailed environments - Deep aircraft upgrade system with meaningful progression - Massive bosses and intense bullet hell combat - Multiple difficulty modes for casual players and hardcore arcade fans - Missions, medals, tournaments, and leaderboards for long-term replay value - Retro arcade soul with modern mobile polish - Plays online or offline, anywhere you go Take to the Skies Sky Force is a love letter to classic arcade shooters - fast, explosive, challenging, and endlessly satisfying. It is the airplane game that redefined mobile shoot 'em ups and continues to thrill millions of pilots worldwide. Download Sky Force free, upgrade your aircraft, and fight your way through one of the most iconic plane shooter experiences ever made. The war for the skies has begun. The leaderboard is waiting. Take off now.

About

Inferno 2

Engage in intense twin-stick action in this sequel to a critically-acclaimed RPG/shooter. Explore over 80 levels with a vast arsenal of weapons, extensive upgrades, and challenging enemies. Experience customizable controls and multiple difficulty settings for endless replayability.

Highlights
  • 80+ atmospheric levels
  • Extensive weapon arsenal and upgrade system
  • Customizable touch controls and MFi controller support
  • Multiple difficulty levels
  • New Game+ mode
  • Over 50 enemy types
  • Secrets to discover
Features
Read full description

The ultimate twin-stick action-RPG/shooter is here! Inferno 2 is the sequel to Inferno+, Radiangames' critically-acclaimed twin-stick action-RPG. Inferno 2 boasts even more devious levels, more weapons, more upgrades and powers, more enemies, and more customization, along with more insane explosions and particle effects. BIGGER, BETTER, BADDER! Inferno 2 is everything Inferno+ fans have been waiting for: * Play through 80+ levels of atmospheric awesomeness for hours of gameplay! * An all-new arsenal of weapons and extensive upgrade system! * Responsive and customizable touch controls (with full MFi controller support) * 3 difficulty levels (change it up at any time) * New Game+ mode adds even more replayability, challenge, and variety * Over 50 enemy types * All-new special level types and goals * Tons of secrets to discover * All-new soundtrack! * GameCenter achievements. Delve into Inferno 2 for the ULTIMATE TWIN-STICK ADVENTURE!

Screenshots

Sky Force4 screens
Inferno 22 screens

Verdict

The call

The clearest difference is price: Sky Force at Free against Inferno 2's $2.99. Sky Force also leads on update cadence (every 2 months vs every 8 months) and ratings volume (2.1K vs 145). Inferno 2's advantage is in-app purchases (none vs 4) and ads (none vs shown). On rating, review sentiment 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

Sky Force is free to download; Inferno 2 costs $2.99 up front. Sky Force sells 4 one-off in-app purchases. Inferno 2 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Sky Force against 4.6 for Inferno 2. That said, the two scores are not equally well evidenced: Sky Force has 2.1K ratings behind it against 145, so its average is the more settled of the two. Written reviews are what separate them: 89% of Sky Force's written reviews are positive against 91% of Inferno 2's.

UpkeepUpdate frequency

Sky Force ships an update every 2 months, Inferno 2 every 8 months. The most recent releases landed on October 20, 2026 and October 17, 2026 respectively.

Scorecard7 real differences · 3 level
Sky Force versus Inferno 2: the parameters behind the verdict, then further details
ParameterSky ForceInferno 2
PriceFree — better$2.99
Rating4.7 (2.1K ratings) — better4.6 (145 ratings)
Positive reviews89.5% of reviews90.9% of reviews — better
Number of ratings2.1K — better145
Update frequencyEvery 2 months — betterEvery 8 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size260 MB73 MB
Age rating9+9+
DeveloperInfinite Dreams Inc.Radiangames

Customer experience

Sky Force

All ratings2,062 ratings
Positive93.3%
Neutral2.7%
Negative4.1%
Written reviews1,957 reviews
Positive89.5%
Neutral3.4%
Negative7.1%

Inferno 2

All ratings145 ratings
Positive90.3%
Neutral2.8%
Negative6.9%
Written reviews154 reviews
Positive90.9%
Neutral3.2%
Negative5.8%

User reviews

Sky Force

From 2.1K App Store ratings

What we love

  • 🚀 Smooth gameplay
  • 👍 Great graphics and sound
  • 💎 Challenging but rewarding
  • 🎮 Classic arcade-style shooter
  • 🔋 Offline playable

Room to improve

  • 🐛 Crashes and performance issues
  • ⏱️ Slow progression and long upgrade times
  • 💰 Grindy to progress without in-app purchases
  • 👎 Controls can be frustrating on mobile

Inferno 2

From 145 App Store ratings

What we love

  • 🎮 Addictive and engaging gameplay
  • 🎨 Stunning retro-style graphics with Tron aesthetic
  • 🎵 Excellent electronic soundtrack and audio design
  • ⚡ Smooth, fluid controls and mechanics
  • 💰 No ads or in-app purchases

Room to improve

  • 🔁 Repetitive enemy variety and level design
  • 🎮 Controls feel tight for some players
  • 😴 Can become monotonous after extended play
  • 📱 UI scaling issues on smaller devices (iPhone, iPad mini)
  • 🎮 Too many touch-based inputs causing confusion

Bugs and requests

Sky Force

Reported bugs

3 issues
  • Game crashes on launch for some users
  • Saved progress not syncing across devices
  • Ads not working as expected

Requested features

4 requests
  • More levels and content updates
  • Controller support
  • Ability to reset progress
  • Customization options for the ship

Inferno 2

Reported bugs

8 issues
  • UI display scaling issues on iPad mini and smaller screens
  • Screen positioning problems with notch and home bar interference
  • MFi controller not working despite claimed support
  • Missile button non-functional in special missions
  • Audio/music not playing after iOS updates
Show 3 more
  • Graphics and UI display glitches on older iOS versions
  • Control direction jumping when firing
  • Game unplayable on iPhone 5 with iOS 7.1.2 after update

Requested features

11 requests
  • Multiplayer mode
  • More enemy ship variety (crab-style, motherships)
  • Level selection/replay functionality
  • Survival/wave mode
  • More boss battle variants with progressive difficulty
Show 6 more
  • Level editor
  • Apple TV support
  • Extreme hard mode
  • More depth and layers to gameplay
  • Ability to play personal music library while gaming
  • More currency usage options

In-app purchases

4 purchases

Sky Force

One-time4
  • Precious Cargo$1.99
  • Ads Removal$3.99
  • Plane Generator$3.99
Show 1 more
  • SX2 - Star Doubler$3.99
None

Inferno 2

No in-app purchases

Questions

Is Sky Force free?
Sky Force is free to download, with in-app purchases available.
Is Inferno 2 free?
Inferno 2 costs $2.99, with no in-app purchases.
Which has better reviews, Sky Force or Inferno 2?
Sky Force is rated higher. Sky Force averages 4.7 out of 5 from 2.1K ratings, while Inferno 2 averages 4.6 from 145 ratings.
Do Sky Force or Inferno 2 have ads?
Sky Force shows ads; Inferno 2 does not.
Which is updated more often, Sky Force or Inferno 2?
Sky Force ships an update every 2 months, and Inferno 2 every 8 months. Most recently, Sky Force was updated on October 20, 2026 and Inferno 2 on October 17, 2026.

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