Best Spacechem Apps & Games

250+ iOS apps & games curated and reviewed

3.9 avg rating
19 free apps & games
Updated August 2026

Finding the right spacechem apps and games can be overwhelming with so many options. We've analyzed 250+ apps and games to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Spacechem Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1MoleculesMoleculesFree3.6★ (166)NoNoAug 2026
2Tiny Space Program: Sim TycoonTiny Space Program: Sim TycoonFree4.5★ (1.6K)YesYesSep 2026
3Spaceflight SimulatorSpaceflight SimulatorFree4.8★ (97K)NoYesSep 2026
4SpaceHey MobileSpaceHey MobileFree4.2★ (566)NoNoSep 2026
5Solar System SimSolar System SimFree4.5★ (4.1K)YesYesSep 2026
6Space BoosterSpace BoosterFreeNoMay 2026
7Space PhotoSpace PhotoFreeNoNoMay 2026
8Mission Outer SpaceMission Outer SpaceFreeNoNoMay 2026

Top Picks for Spacechem

Molecules#1

Molecules by Sunset Lake Software

Editor's Choice
📚 Education
3.6😐(166 ratings)
Free
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Explore and interact with 3D molecular models on your device. Rotate, zoom, and pan structures using intuitive touch gestures. Visualize molecules in different modes and load custom structures from various sources.

What We Love

  • 🚀 Fast and responsive
  • 👍 Useful for visualizing molecules
  • 👍 Great for teaching chemistry
  • 👍 Excellent for biochemistry students

Room to Improve

  • 🐛 Crashes when downloading new molecules
  • 🐛 Compatibility issues with newer iOS devices
  • 🐛 Limited functionality, missing key features
  • 🔍 Difficult to find common molecules
  • 💡 Needs more view options (ribbon, surface, etc.)
Tiny Space Program: Sim Tycoon#2

Tiny Space Program: Sim Tycoon by Jerry Neimann

Rocket Agency & Colony Builder
Strong Contender
🎮 Games
4.5😊(1.6K ratings)
FreeAdsIn-App Purchases
Tiny Space Program: Sim Tycoon screenshot 1
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Manage your own space agency, from designing and building rockets to launching missions for research, mining, or tourism. Explore planets and moons, establish off-world economies, and advance your technology in this interplanetary simulation.

What We Love

  • 🚀 Awesome game
  • 👍 No ads or pay-to-win
  • 🚀 Engaging gameplay
  • 🚀 Lots of depth and content
  • 👍 Great for space enthusiasts
  • 👍 Relaxing and chill experience
  • 👍 Impressive for a solo developer

Room to Improve

  • 🐛 Bugs and glitches
  • 🔧 Confusing UI and menus
  • 💰 Difficult to earn credits/resources
  • 🕰️ Slow progression and long wait times
  • 🤔 Unclear tutorials and instructions
Spaceflight Simulator#3

Spaceflight Simulator by Spaceflight Simulator UK Ltd

Rocket science made simple!
Worth Considering
🎮 Games
4.8😊(97K ratings)
FreeIn-App Purchases
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Build and launch rockets to explore a realistic, open universe. Experience space exploration with accurate physics and a vast, explorable solar system.

What We Love

  • 🚀 Realistic physics and space simulation
  • 👍 Intuitive controls and easy to learn
  • 🚀 Ability to build complex rockets and spacecraft
  • 👍 No ads or in-app purchases required to play

Room to Improve

  • 🐛 Occasional bugs and glitches, especially with large rockets
  • 🔋 Potential performance issues on older devices
  • 🔒 Limited customization and part options in free version
  • 🚀 Docking and rendezvous maneuvers can be very challenging

More Spacechem apps to explore

FAQ about Spacechem

What are the best spacechem apps & games for iPhone?
Molecules tops our spacechem apps & games ranking as of August 2026, with a 3.6-star average from 166 App Store ratings, and it's free to download.
Yes — 19 of the top spacechem apps & games we rank are free to download, including Molecules and Tiny Space Program: Sim Tycoon.
Molecules has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ spacechem apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This application allows you to view and interact with three-dimensional renderings of molecules. You can manipulate these structures using touch gestures like rotating, zooming, and panning to explore them from all angles.
You can load custom molecular structures into the app via file sharing or iCloud. These structures can be obtained from public databases like the RCSB Protein Data Bank or NCBI's PubChem.