Comparison

Hmmsim Legacy vs Subway Simulator 2D

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

Head to head
About

Hmmsim Legacy

Experience realistic train simulation with advanced graphics and new features. Drive on detailed subway routes and operate trains with dynamic elements. Expand your gameplay by adding custom content from PC simulators.

Highlights
  • Advanced graphics
  • New map and outer view
  • Dynamic trains
  • Scoring mode
  • BVE Add-On operation upgrade
  • Seoul Subway Line 2 & 7 routes
Features
Currently charting
Read full description

Hmmsim 2 has been reborn with Unreal Engine. With dynamic sky, shadows, and headlight effects, it delivers more realistic scenery and atmosphere. Hmmsim Legacy includes built-in routes based on Seoul Subway Lines 2 and 7, recreated with top-quality graphics. Experience subway operations firsthand. In addition, Hmmsim Legacy supports BVE Trainsim Add-Ons. You can enjoy the same BVE routes you played on PC directly on mobile devices. Expand your experience endlessly with Add-Ons tailored to your preferences.

About

Subway Simulator 2D

Experience the life of a subway train driver in a vast city metro system. Transport passengers across 21 lines and 89 stations, managing speed, signals, and stops. Unlock new lines, upgrade trains, and customize their appearance as you explore over 100 km of tracks.

Highlights
  • Explore 89 stations on 21 metro lines
  • Drive underground, overground, and underwater rails
  • Upgrade train speed, acceleration, and brakes
  • Learn real subway signaling system
  • Customize train paint
  • Realistic train and ambient sounds
Features
Read full description

Become a subway train driver and explore the whole metro system of the city (89 unique stations on 21 lines) which contains more than 100 kilometers of underground, overground, and underwater rails. Experience what it takes to be a subway train operator in this railroad driving simulation game and transport as many passengers as you can across the rapid transit system. Learn a real subway signaling system, drive the train at an appropriate speed, stop carefully at the end of each station, pick up all passengers, and get to the final station as soon as possible. There are a lot of things to do in the game. Earn coins by transporting fully animated passengers to unlock new metro lines and useful train upgrades, get huge rewards by discovering new stations, change the look of any train to your liking, study the city map to get better knowledge of the whole metro system, enjoy driving in the opposite direction, beat your time records, or just enjoy realistic sounds you have never heard in any subway simulator during driving a train. Subway Simulator 2D features: - Explore the giant city with 89 unique stations on 21 lines - Drive through 3 types of railroad (underground, overground, underwater) - Upgrade the maximal speed, acceleration, and brakes of your trains to progress faster - Upgrade your stamina to explore new areas and get closer to the final station - Learn the real subway signaling system (traffic lights) in a progressive and simple tutorial - Visit a mini paint shop to change the paint of your trains to your liking - Meet trains going in the opposite direction across the metro system - Simple game controls (power button, brake button, door button) - Real train and ambient sounds There is no time to waste, driver! Get into the cabin and enjoy driving in the Subway Simulator 2D, the biggest world of subways you have ever seen in one game!

Screenshots

Hmmsim Legacy4 screens
Subway Simulator 2D4 screens

Verdict

The call

The clearest difference is price: Subway Simulator 2D at Free against Hmmsim Legacy's $1.99. Subway Simulator 2D also leads on iOS requirement (12.4 vs 17.0). Hmmsim Legacy's advantage is in-app purchases (none vs 2) 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

Subway Simulator 2D is free to download; Hmmsim Legacy costs $1.99 up front. Subway Simulator 2D sells 2 one-off in-app purchases. Hmmsim Legacy asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Hmmsim Legacy against 4.5 for Subway Simulator 2D. Both are backed by a comparable volume of ratings — 109 and 23 respectively. Written reviews are what separate them: 77% of Hmmsim Legacy's written reviews are positive against 73% of Subway Simulator 2D's.

UpkeepUpdate frequency

Hmmsim Legacy ships an update fortnightly, Subway Simulator 2D every 6 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard8 real differences · 3 level
Hmmsim Legacy versus Subway Simulator 2D: the parameters behind the verdict, then further details
ParameterHmmsim LegacySubway Simulator 2D
Price$1.99Free — better
Rating4.5 (109 ratings) — better4.5 (23 ratings)
Positive reviews76.6% of reviews — better72.7% of reviews
Number of ratings109 — better23
Update frequencyFortnightly — betterEvery 6 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank#137 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.012.4 — better
Further details — not scored
Size359 MB124 MB
Age rating4+4+
DeveloperJemin HwangDaniel Viktorin

Customer experience

Hmmsim Legacy

All ratings107 ratings
Positive89.7%
Neutral3.7%
Negative6.5%
Written reviews299 reviews
Positive76.6%
Neutral11.7%
Negative11.7%

Subway Simulator 2D

All ratings23 ratings
Positive87.0%
Neutral0.0%
Negative13.0%
Written reviews44 reviews
Positive72.7%
Neutral6.8%
Negative20.5%

Bugs and requests

Hmmsim Legacy

Reported bugs

12 issues
  • Cannot download MTA routes on iPhone
  • Routes fail to appear after app restart on iOS
  • Add-ons not loading properly on iOS devices
  • Transparency issues in converted BVE routes
  • Ground clipping through tracks on some routes
Show 7 more
  • Signals displaying as oversized rectangles
  • Audio missing on some devices
  • App crashes and freezes
  • Not optimized for iPhone X and later
  • Routes not appearing in app despite successful download
  • Interac e-transfer payment issues and 24-hour delays
  • Inconsistent language display (Korean/English mix)

Requested features

20 requests
  • Add more Seoul subway lines (Lines 1, 3, 4, 5, 6, 8, 9)
  • Implement passenger boarding/alighting simulation
  • Add interior cabin view with controls
  • Include platform screen doors
  • Add express service routes
Show 15 more
  • Implement working signal systems
  • Add round-trip functionality
  • Include AI traffic on opposite tracks
  • Add night mode and different times of day
  • Implement in-app route/add-on shop or marketplace
  • Add multiplayer functionality
  • Expand to other city metro systems (London, Tokyo, Hong Kong, NYC, DC Metro, Chicago CTA)
  • Add game controller/Backbone support
  • Simplify add-on installation for iOS
  • Include more train varieties
  • Add career mode
  • Implement realistic lighting
  • Add trainspotting mode
  • Include more outdoor/elevated track routes
  • Add station design improvements

Subway Simulator 2D

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Hmmsim Legacy

No in-app purchases

2 purchases

Subway Simulator 2D

One-time2
  • STANDARD PACK$3.99
  • PREMIUM PACK$7.99

Questions

Is Hmmsim Legacy free?
Hmmsim Legacy costs $1.99, with no in-app purchases.
Is Subway Simulator 2D free?
Subway Simulator 2D is free to download, with in-app purchases available.
Which has better reviews, Hmmsim Legacy or Subway Simulator 2D?
Hmmsim Legacy is rated higher. Hmmsim Legacy averages 4.5 out of 5 from 109 ratings, while Subway Simulator 2D averages 4.5 from 23 ratings.
Do Hmmsim Legacy or Subway Simulator 2D have ads?
Subway Simulator 2D shows ads; Hmmsim Legacy does not.
Which is updated more often, Hmmsim Legacy or Subway Simulator 2D?
Hmmsim Legacy ships an update fortnightly, and Subway Simulator 2D every 6 months. Most recently, Hmmsim Legacy was updated on October 26, 2026 and Subway Simulator 2D on October 24, 2026.

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