Comparison

Hmmsim vs Hyperloop

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

Head to head
About

Hmmsim

Experience realistic train operations on a mobile platform. This simulator offers high-quality graphics and allows users to play PC-based add-ons, providing endless route possibilities.

Highlights
  • Realistic metro operation
  • High-level graphics
  • BVE Trainsim add-on support
  • Infinite add-on customization
  • Seoulmetro Line 2 route
Features
Read full description

Hmmsim, the first Train Simulation game ever built in Korea, has been realized in mobile. Hmmsim features basic route based on Seoulmetro Line 2, realized in the highest level of graphic. Experience the metro operation. Also, for the first time in mobile Train Simulation game, Hmmsim can add BVE Trainsim Add-Ons. In Hmmsim, you can play BVE routes as the same which you used to do in your PC. This is the first mobile Train Simulator that you can infinitely add Add-Ons depending on your preference. See www.jeminie.net for details.

About

Hyperloop

Experience the thrill of piloting futuristic trains through sealed tubes at incredible speeds. Manage train operations, earn coins at stations, and unlock faster, more advanced models. Enjoy realistic 3D graphics and multiple camera views in this engaging simulation.

Highlights
  • Drive futuristic trains
  • Ultra-high speeds up to 1220 km/h
  • Realistic 3D graphics
  • Multiple camera views
  • Earn coins at stations
  • Unlock new, faster trains
Features
Read full description

Hyperloop are futuristic trains moving in sealed glass tubes at ultra high speed. Try yourself as a machinist or mechanic of a realistic train of the future! Run a train, which moves at cosmic speeds up to 1220 kilometers per hour from one train station to another train station. Change the speed of trains, change the camera view, stop at stations to earn coins! Hyperloop: futuristic train simulator - fun for children and adults, loving trains and futuristic rail transport. Go through the locations and open new trains. Each new train moves faster than the previous ones - open all and drive at hypersonic speeds! Our futuristic train sim is: • Realistic 3D graphics • Different camera views • Several types of realistic modern trainz with different speeds • Wonderful music • The ability to move in tunnels and tubes like a subway train or metro train If you have any problems with the game, do not hesitate to contact us and we will solve them in updates. To attract our attention, it is not necessary to put us low marks. We are glad to listen to you! Over time, new locations and new triains will be added, stay tuned!

Screenshots

Hmmsim4 screens
Hyperloop4 screens

Verdict

The call

The clearest difference is in-app purchases: Hmmsim at none against Hyperloop's 5. Hmmsim also leads on ads (none vs shown) and rating (3.8 vs 3.5). On price, review sentiment, update cadence 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

Both are free to download. Hyperloop sells 5 one-off in-app purchases. Hmmsim asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Hmmsim holds the better App Store score, 3.8 against 3.5. That said, the two scores are not equally well evidenced: Hmmsim has 168 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 70% of Hmmsim's written reviews are positive against 67% of Hyperloop's.

UpkeepUpdate frequency

Hmmsim ships an update every 5 months, Hyperloop every 6 months. The most recent releases landed on September 24, 2026 and September 14, 2026 respectively.

Scorecard6 real differences · 4 level
Hmmsim versus Hyperloop: the parameters behind the verdict, then further details
ParameterHmmsimHyperloop
PriceFreeFree
Rating3.8 (168 ratings) — better3.5 (6 ratings)
Positive reviews69.8% of reviews — better66.7% of reviews
Number of ratings168 — better6
Update frequencyEvery 5 months — betterEvery 6 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better13.0
Further details — not scored
Size211 MB206 MB
Age rating4+4+
DeveloperJemin HwangAnton Slyusar

Customer experience

Hmmsim

All ratings168 ratings
Positive67.3%
Neutral5.4%
Negative27.4%
Written reviews301 reviews
Positive69.8%
Neutral7.6%
Negative22.6%

Hyperloop

All ratings6 ratings
Positive50.0%
Neutral16.7%
Negative33.3%
Written reviews9 reviews
Positive66.7%
Neutral11.1%
Negative22.2%

Bugs and requests

Hmmsim

Reported bugs

3 issues
  • Play button not working
  • Incompatibility with older devices
  • Incorrect speed limit warnings

Requested features

5 requests
  • More routes and lines
  • Ability to select different trains
  • Scoring system based on timetable
  • In-app route/addon downloads
  • Loop the track for longer gameplay

Hyperloop

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Hmmsim

No in-app purchases

5 purchases

Hyperloop

One-time5
  • +20 Diamonds$0.99
  • +50 Diamonds$1.99
  • Remove ADS$1.99
Show 2 more
  • +150 Diamonds$4.99
  • +500 Diamonds$13.99

Questions

Is Hmmsim free?
Hmmsim is free to download, with no in-app purchases.
Is Hyperloop free?
Hyperloop is free to download, with in-app purchases available.
Which has better reviews, Hmmsim or Hyperloop?
Hmmsim is rated higher. Hmmsim averages 3.8 out of 5 from 168 ratings, while Hyperloop averages 3.5 from 6 ratings.
Do Hmmsim or Hyperloop have ads?
Hyperloop shows ads; Hmmsim does not.
Which is updated more often, Hmmsim or Hyperloop?
Hmmsim ships an update every 5 months, and Hyperloop every 6 months. Most recently, Hmmsim was updated on September 24, 2026 and Hyperloop on September 14, 2026.

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