Comparison

OptiFlight vs Space Agency 2138

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

Head to head
About

OptiFlight

Design intricate flight networks to connect cities and guide passengers efficiently. Adapt your routes to dynamic events like airport rushes and closures across over 350 themed levels. Test your strategic planning skills in historical, present-day, and weather-simulated scenarios.

Highlights
  • Design flight networks
  • Create historical flight maps
  • Simulate inclement weather
  • Use real-world cities
  • 350+ levels
  • Analyze in-game statistics
  • Compete on leaderboards
Features
Read full description

Step into the world of airline route planning, where your goal is to create a flight network to guide passengers to their destinations in a limited amount of time. You get to call the shots on which routes to draw and which cities to designate as hubs that best serve each scenario. The flight maps you design will also need to be efficient and flexible to accommodate for events that may occur, like airport rushes and closures, as its effects ripple throughout your network. With over 350 geographically and historically themed levels to play, each map you make will be put to the test. MAIN FEATURES - Take a step back in time and create flight maps for past historical scenarios, like the 1849 California Gold Rush and the 2012 London Olympic Games - Prepare for the future and create flight maps in realistic inclement weather simulation, including Hurricanes and Blizzards - Understand the present and create flight maps using actual cities, like New York City and Tokyo, to reflect real flight patterns FAN-FAVORITE LEVELS Vote for your favorite level in the Preferences page ① Big Game (Level 36, Contiguous US) ② Silk Road (Level 17, Asia) ③ Big Apple (Level 18, Contiguous US) ④ Sustain (Level 38, Contiguous US) ⑤ Sustain (Level 38, Europe) ⑥ Tourism Capital (Level 20, Oceania) OTHER FEATURES - Play 350+ levels across multiple maps like America, Europe, and Asia - Analyze in-game statistics to help fine-tune your flight map - Speed up or slow down the game to your comfort - Compete for the top spot on worldwide leaderboards - Simplistic interface and experience - No ads FUTURE FEATURES - More maps! - More levels! - More cities!

About

Space Agency 2138

Design and launch rockets to explore a new Solar System. Mine resources on alien worlds to expand your organization, build space stations, and establish bases. Manage your growing enterprise as you venture into the cosmos.

Highlights
  • Build rockets
  • Build space stations
  • Build bases on other worlds
  • Explore a new Solar System
  • Mine resources
  • Manage growing organization
Features
Read full description

It’s time to discover a whole new Solar System. Space Agency 2138 is set in a not too distant future where you can build rockets, fly to other worlds, and mine for resources. Use those resources to build more stuff or sell them to make money. The larger your organisation gets, the harder it becomes to manage. Will you be able to keep on top of it all? • Build Rockets • Build Space Stations • Build bases on other worlds A vast new universe to explore.

Screenshots

OptiFlight4 screens
Space Agency 21384 screens

Verdict

The call

The clearest difference is rating: OptiFlight at 4.6 against Space Agency 2138's 4.3. OptiFlight also leads on ratings volume (1.3K vs 228). Space Agency 2138's advantage is update cadence (weekly vs every 6 weeks) and iOS requirement (13 vs 15.0). On price, review sentiment, ads and in-app purchases 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. OptiFlight sells 3 one-off in-app purchases and Space Agency 2138 sells 15 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

OptiFlight holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: OptiFlight has 1.3K ratings behind it against 228, so its average is the more settled of the two. Written reviews split almost evenly too, at 78% and 78% positive.

UpkeepUpdate frequency

OptiFlight ships an update every 6 weeks, Space Agency 2138 weekly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

Scorecard4 real differences · 6 level
OptiFlight versus Space Agency 2138: the parameters behind the verdict, then further details
ParameterOptiFlightSpace Agency 2138
PriceFreeFree
Rating4.6 (1.3K ratings) — better4.3 (228 ratings)
Positive reviews78.0% of reviews — better77.8% of reviews
Number of ratings1.3K — better228
Update frequencyEvery 6 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013 — better
Further details — not scored
Size131 MB99 MB
Age rating4+4+
DeveloperKrish SuchdevNooleus

Customer experience

OptiFlight

All ratings1,280 ratings
Positive92.2%
Neutral3.8%
Negative4.1%
Written reviews164 reviews
Positive78.0%
Neutral11.6%
Negative10.4%

Space Agency 2138

All ratings222 ratings
Positive82.0%
Neutral5.9%
Negative12.2%
Written reviews194 reviews
Positive77.8%
Neutral5.7%
Negative16.5%

Bugs and requests

OptiFlight

Not enough reviews yet to summarise bugs or requests.

Space Agency 2138

Reported bugs

5 issues
  • Crashing issues when transferring resources
  • Disappearing space stations
  • Rockets pointing upside down on reentry
  • Inability to build certain spacecraft
  • Docking and landing issues

Requested features

9 requests
  • Add sandbox mode
  • Improve controls and UI
  • Introduce more automation and autopilot features
  • Add more rocket and spacecraft variety
  • Expand resource management and economy
Show 4 more
  • Implement multiplayer functionality
  • Introduce new planets and exploration content
  • Add more missions and objectives
  • Improve tutorial and onboarding

In-app purchases

3 purchases

OptiFlight

One-time3
  • Small Tip$1.00
  • OptiFlight Expansion$1.99
  • Large Tip$5.00
15 purchases

Space Agency 2138

One-time15
  • QBD Crystals 10$0.99
  • 1 Mission Skip$0.99
  • Carbon Fairings Pack$1.99
Show 12 more
  • QBD Crystals 25$1.99
  • Aerospike Engine$1.99
  • Marine Spacesuite$2.99
  • Onyx 1st Stage$2.99
  • Onyx 2nd Stage$2.99
  • Medical Bay$2.99
  • QBD Crystals 100$2.99
  • 5 Mission Skips$2.99
  • Builder III$2.99
  • QBD Crystals 1000$4.99
  • 10 Mission Skips$4.99
  • QBD Crystals 10000$19.99

Questions

Is OptiFlight free?
OptiFlight is free to download, with in-app purchases available.
Is Space Agency 2138 free?
Space Agency 2138 is free to download, with in-app purchases available.
Which has better reviews, OptiFlight or Space Agency 2138?
OptiFlight is rated higher. OptiFlight averages 4.6 out of 5 from 1.3K ratings, while Space Agency 2138 averages 4.3 from 228 ratings.
Do OptiFlight or Space Agency 2138 have ads?
Neither OptiFlight nor Space Agency 2138 shows ads.
Which is updated more often, OptiFlight or Space Agency 2138?
OptiFlight ships an update every 6 weeks, and Space Agency 2138 weekly. Most recently, OptiFlight was updated on October 29, 2026 and Space Agency 2138 on October 27, 2026.

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