Comparison

Train Valley II vs Critical

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

Head to head
About

Train Valley II

Manage a growing railroad company through various eras, from the Industrial Revolution to the future. Build tracks, upgrade trains, and ensure timely deliveries to meet the demands of cities and industries. This tycoon puzzle game challenges you to keep your operations efficient and accident-free.

Highlights
  • Train tycoon puzzle gameplay
  • Build railroads and upgrade locomotives
  • Manage a railroad company
  • Meet city and industry needs
  • Over 227 levels
  • Unlock 18 locomotive models
Features
Read full description

Train Valley 2 is a train tycoon puzzle game. Take your railroad company from the days of the Industrial Revolution and into the future, meeting the needs of the valley's cities and industries. Build railroads, upgrade your locomotives, and keep everything on schedule without delays or accidents. Your company is in your hands! ● A Unique blend of Micromanagement, Tycoon, and Puzzle games putting you in control of your own company - that needs to help its local community thrive. ● A huge selection of Trains - 18 models of locomotives to unlock and more than 45 types of the train car - it’s up to you to keep things as efficient and cost-effective as possible, while the world around you gets more demanding! ● More than 227 levels to beat! ● Tons of puzzles to solve and tracks to build!

About

Critical

Manage a reactor to prevent it from becoming critical by delivering water. Earn money over time to unlock permanent upgrades and improve your survival capabilities. Invest wisely to extend your runs and uncover secrets.

Highlights
  • Reactor management
  • Incremental income generation
  • Permanent upgrades
  • Research and secrets
  • Survival gameplay
Features
Read full description

Stop the reactor from going critical by delivering water. Robots are expensive though, so we use cheap expendable personnel instead. Money earned ramps up incrementally the longer you last. Survive as long as possible to maximize your income! Spend your hard earned cash to unlock permanent upgrades. Invest wisely to make each new run longer than the last. Tons of upgrades to buy, research to be done, and secrets to uncover. Give it a try! The longer you can keep the reactor from exploding, the more money you’ll make. Start small and watch your income grow exponentially as you survive longer and longer. Delay the inevitable cataclysm as long as possible and watch your cashflow go through the roof.

Screenshots

Train Valley II4 screens
Critical4 screens

Verdict

The call

The clearest difference is ads: Train Valley II at none against Critical's shown. Train Valley II also leads on review sentiment (52% vs 18%) and rating (4.7 vs 4.4). Critical's advantage is update cadence (fortnightly vs every 5 months). On price, ratings volume, in-app purchases and monetization model 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. Train Valley II sells 6 one-off in-app purchases and Critical sells 17 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Train Valley II holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 101 and 125 respectively. Written reviews point the same way: 52% of Train Valley II's written reviews are positive against 18% of Critical's.

UpkeepUpdate frequency

Train Valley II ships an update every 5 months, Critical fortnightly. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

Scorecard4 real differences · 6 level
Train Valley II versus Critical: the parameters behind the verdict, then further details
ParameterTrain Valley IICritical
PriceFreeFree
Rating4.7 (101 ratings) — better4.4 (125 ratings)
Positive reviews52.2% of reviews — better18.2% of reviews
Number of ratings101125 — better
Update frequencyEvery 5 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size312 MB99 MB
Age rating4+4+
DeveloperMETA PublishingWaffleStack Studio LLC

Customer experience

Train Valley II

All ratings101 ratings
Positive94.1%
Neutral1.0%
Negative5.0%
Written reviews23 reviews
Positive52.2%
Neutral13.0%
Negative34.8%

Critical

All ratings125 ratings
Positive84.0%
Neutral4.8%
Negative11.2%
Written reviews11 reviews
Positive18.2%
Neutral18.2%
Negative63.6%

In-app purchases

6 purchases

Train Valley II

One-time6
  • Passenger Flow Pack$0.99
  • Ruby Bundle$4.99
  • Sapphire Bundle$5.99
Show 3 more
  • Emerald Bundle$5.99
  • Starter Pack$9.99
  • Epic Bundle$19.99
17 purchases

Critical

One-time17
  • 100 Gems$2.99
  • 100 Gems$4.99
  • Remove Ads$7.99
Show 14 more
  • 225 Gems$7.99
  • Starter Pack$9.99
  • Remove All Ads$9.99
  • 225 Gems$9.99
  • 500 Gems$9.99
  • Pro Pack$9.99
  • Pro Pack$14.99
  • New Player Sale$14.99
  • 500 Gems$14.99
  • 1400 Gems$19.99
  • 800 Gems$19.99
  • 1400 Gems$29.99
  • 3000 Gems$29.99
  • 3000 Gems$39.99

Questions

Is Train Valley II free?
Train Valley II is free to download, with in-app purchases available.
Is Critical free?
Critical is free to download, with in-app purchases available.
Which has better reviews, Train Valley II or Critical?
Train Valley II is rated higher. Train Valley II averages 4.7 out of 5 from 101 ratings, while Critical averages 4.4 from 125 ratings.
Do Train Valley II or Critical have ads?
Critical shows ads; Train Valley II does not.
Which is updated more often, Train Valley II or Critical?
Train Valley II ships an update every 5 months, and Critical fortnightly. Most recently, Train Valley II was updated on September 21, 2026 and Critical on September 22, 2026.

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