Railway JAM vs Jelly Screw
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Railway JAM
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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.
Jelly Screw
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Railway JAM ships an update daily, Jelly Screw every 4 days. Both last shipped on October 27, 2026.
| Parameter | Railway JAM | Jelly Screw |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily — better | Every 4 days |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 108 MB | 96 MB |
| Age rating | 4+ | 12+ |
| Developer | Mohamed Amine ADJABI | Pham Anh |
In-app purchases
Railway JAM
No in-app purchases
Jelly Screw
No in-app purchases









