Exception; vs Railbound
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Exception;
Engage in a unique single-player game where you program AI units to overcome challenges and defeat enemies in a virtual world. Strategize and code different unit types to progress through levels and uncover the secrets of a seemingly perfect system.
- AI programming gameplay
- Strategic unit control
- Challenging single-player levels
- Virtual world exploration
- Uncover system secrets
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Exception is a game about AI programming. During the game, the player assists the units to defeat their enemies in the virtual world. However, the player needs to control the units by programming instead of controlling them directly. This is a challenging single-player game. In each level, the player needs to think about the strategy and program the units accordingly. The player needs to program different types of units to beat the level. ************************** In a virtual world where everything operates steadily under an omnipotent system, you will play the role of an operator named 159, who oversees and maintains the system. Nevertheless, there is no perfect system. You find an exception in the program one day. What is stranger is that the program made a request… You will discover the secret underneath this cyber world. ************************** [LEVEL SOLUTION] [WHEN] Success Rate = 100% [DO] Next level :D [WHEN] Success Rate ≠ 100% [DO] Optimize it :3 [/LEVEL SOLUTION] ************************** Contact us：support@kunpo.cc [Code monkeys change the world]
Railbound
A cozy puzzle game where you guide two dogs on a global train adventure. Bend and connect railways to help carriages reach the locomotive safely, navigating over 240 unique challenges across diverse landscapes. Enjoy a relaxing experience with charming visuals and a soothing soundtrack.
- Bend and connect railways
- Over 240 clever puzzles
- Train-inspired mechanics (tunnels, barriers, switches)
- Comic-book-inspired visuals
- Relaxing original soundtrack
- Pick up cute friends
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Railbound is a comfy track-bending puzzle game about a pair of dogs on a train journey around the world. Connect and sever railways across different landscapes and help everyone reach their homes. Solve over 240 clever puzzles ranging from gentle slopes to twisted passageways. BEND RAILS TO MAKE THE TRAIN GO ‘CHOO-CHOO' Place, remove and reroute connections so that carriages safely connect to the locomotive. But be careful and don’t make them run into each other! 240+ PUZZLES TO COMPLETE Our main levels will take you through a variety of locations at a relaxed pace. Forks along the road will lead you to spicy brainteasers that’ll please even the most demanding players! TRAIN-INSPIRED MECHANICS Use tunnels to cover vast distances in an instant. Delay trains using well-timed railway barriers. Switch tracks to reroute cars in different directions. Pick up cute friends on the way and encounter even more challenges on your journey! ART AND MUSIC FULL OF WHOLESOME VIBES Across the game’s world enjoy our comic-book-inspired visuals and a relaxing original soundtrack by the team behind Golf Peaks and inbento.
Screenshots
Verdict
The clearest difference is update cadence: Railbound at every 3 days against Exception;'s fortnightly. Railbound also leads on chart position (#90 vs unranked). Exception;'s advantage is ratings volume (2.7K vs 117) and price ($2.99 vs $4.99). On rating, review sentiment, ads and in-app purchases 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
Exception; costs $2.99 and Railbound $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.8 for Exception; against 4.8 for Railbound. That said, the two scores are not equally well evidenced: Exception; has 2.7K ratings behind it against 117, so its average is the more settled of the two. Written reviews are what separate them: 82% of Exception;'s written reviews are positive against 80% of Railbound's.
Exception; ships an update fortnightly, Railbound every 3 days. The most recent releases landed on October 17, 2026 and October 19, 2026 respectively.
| Parameter | Exception; | Railbound |
|---|---|---|
| Price | $2.99 — better | $4.99 |
| Rating | 4.8 (2.7K ratings) | 4.8 (117 ratings) |
| Positive reviews | 82.1% of reviews — better | 80.0% of reviews |
| Number of ratings | 2.7K — better | 117 |
| Update frequency | Fortnightly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | — | #90 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 79 MB | 229 MB |
| Age rating | 4+ | 4+ |
| Developer | Kunpo | Afterburn Lukasz Spierewka |
Customer experience
Exception;
Railbound
Bugs and requests
Exception;
Reported bugs
2 issues- Bots not responding to commands as expected
- Scripting errors when retreating
Requested features
4 requests- Sandbox mode to create custom levels
- Hint system for difficult levels
- Ability to sync progress across devices
- Multiplayer or co-op modes
Railbound
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Exception;
No in-app purchases
Railbound
No in-app purchases
Questions
Is Exception; free?
Is Railbound free?
Which has better reviews, Exception; or Railbound?
Do Exception; or Railbound have ads?
Which is updated more often, Exception; or Railbound?
Other comparisons
