Comparison

Railway JAM vs Jelly Screw

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

Head to head
About

Railway JAM

Features
Read full description

Railway Jam is a captivating puzzle game that challenges players to strategically draw paths on a railway to guide a train in collecting colored crates. Each train comes with a limited number of wagons, and as the train picks up crates, matching three of the same color clears them from the wagons. The goal is to collect all the crates while managing the limited space on the train, requiring both careful planning and quick thinking to solve each puzzle.

About

Jelly Screw

Features
Read full description

Jelly Screw is a simple and relaxing puzzle game perfect for enthusiasts of all ages. Your mission is to pull the screws, break the bubbles, and deliver them away. Plan your moves carefully and enjoy hours of engaging gameplay! How to Play: - Start the Level: Each level begins with numerous bubbles, each having multiple layers of different colors. - Release the Bubbles: Tap on a screw to release a jelly bubble. - Explode Layers: When two layers of the same color collide, they will explode simultaneously. - Bubble Delivery: Exploded color layers will fly straight up if there's a "bus" of the same color. If not, they will wait in a queue for a matching "bus" to arrive. - Progress: Keep repeating the process until you fulfill the level’s requirements, then move on to the next stage. Enjoy the Fun: - Plan your moves and strategize to complete each level. - The game gets progressively harder, ensuring a constantly engaging challenge. - Perfect for both casual play and dedicated puzzle solving. Enjoy the strategic and fun gameplay of Jelly Screw, and see how far you can go!

Screenshots

Railway JAM4 screens
Jelly Screw4 screens

Verdict

The call

The clearest difference is update cadence: Railway JAM at daily against Jelly Screw's every 4 days. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Railway JAM ships an update daily, Jelly Screw every 4 days. Both last shipped on October 27, 2026.

Scorecard1 real difference · 5 level
Railway JAM versus Jelly Screw: the parameters behind the verdict, then further details
ParameterRailway JAMJelly Screw
PriceFreeFree
Update frequencyDaily — betterEvery 4 days
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.012.0
Further details — not scored
Size108 MB96 MB
Age rating4+12+
DeveloperMohamed Amine ADJABIPham Anh

In-app purchases

None

Railway JAM

No in-app purchases

None

Jelly Screw

No in-app purchases

Questions

Is Railway JAM free?
Railway JAM is free to download, with no in-app purchases.
Is Jelly Screw free?
Jelly Screw is free to download, with no in-app purchases.
Do Railway JAM or Jelly Screw have ads?
Both Railway JAM and Jelly Screw show ads.
Which is updated more often, Railway JAM or Jelly Screw?
Railway JAM ships an update daily, and Jelly Screw every 4 days. Most recently, Railway JAM was updated on October 27, 2026 and Jelly Screw on October 27, 2026.

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