Rail Gunner vs Bibots
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Rail Gunner
Defend your train from a relentless horde of destructible, physically simulated robots. Unlock a variety of weapons and power-ups to unleash chaos. Compete with friends through Game Center achievements and shared scores.
- Destructible enemies with physics simulation
- Neural network enemy AI
- Unlockable weapons and power-ups
- Game Center integration
- Achievements and score sharing
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Defend your train against the oncoming horde of AI controlled robots which run, fly, rocket and roll in pursuit. Enemies are fully destructible and physically simulated (not animated) making for infinite variation in the carnage which you unleash. Neural network control allows for a wide variety of enemies which attempt to maintain the chase even when their parts have been damaged and destroyed. A variety of weapons and power-ups to unlock. Game Center enabled with achievements to unlock and scores to share.
Bibots
Embark on a top-down roguelite shooter adventure as a unique character who can transform into ancient mechanical beings. Explore procedurally generated worlds, battle monsters, unlock abilities, and customize your weapons and skills to save your planet from an evil mastermind.
- Top-down roguelite shooter gameplay
- Bullet hell action
- Character transformation into Bibots
- Procedurally generated regions
- Weapon and ability customization
- Character skill progression
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Bibots is a top-down shooter rogue like with an emphasis on bullet hell action. Explore and clear areas full of monsters, unlock abilities, customize your character and save the world! Play as Tayar, the crob explorer and the unexpected savior of his world, Takaful. Pick your guns, guts and go counter the plans of an evil mastermind. Tayar is not alone to accomplish this feat, chosen by a Bibot (actually luckily stumbled upon one) he gains the ability to transform into one of those ancient mechanical creatures. Each Bibot has his own strengths, try them all and pick your favourite according to your own playstyle. Venture through mysterious temples in a colourful world full of characters to discover but also inhabited by dangerous monsters. The world is divided into regions, each with its own atmosphere to discover. The regions are procedurally generated and contain hand crafted battle rooms, treasures, merchants and secrets changing each time you play. Protect your home from vile enemies corrupting the fauna and threatening Takaful. Choose the Bibot that will join Tayar in his epic journey, accumulate energy during your fights and use it to summon the devastating power of these mechanical beings. Each Bibot has its own playstyle and abilities, use them to fight your toughest enemies or save yourself from impossible situations. Learn to master them! The more you fight with the same Bibot, the more its synergy with Tayar will increase, unlocking new variants of its attacks to customize them before going into battle. Equip Tayar with a variety of weapons which you can customize with chips that you will find while exploring or encountering merchants. Experiment and combine their effects to customize your playstyle and create the weapons of your dream with countless possibilities and powerful synergie. Accumulate experience during your fights to improve Tayar's skills. Make it a survivalist, a soldier, a scientist or mix it all up. Each branch grants you access to permanent passives upgrading a wide range of skills and offering you new possibilities to enhance the synergy between Tayar and his Bibot. Die, try and repeat to break your records… Or well, to save the world!
Screenshots
Verdict
The clearest difference is review sentiment: Rail Gunner at 100% against Bibots's 48%. Rail Gunner also leads on price (Free vs $5.99) and rating (5.0 vs 4.3). Bibots's advantage is in-app purchases (none vs 1) and ads (none vs shown). On ratings volume, monetization model, device support and iOS requirement 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
Rail Gunner is free to download; Bibots costs $5.99 up front. Rail Gunner sells 1 one-off in-app purchase. Bibots asks for nothing beyond the download.
Rail Gunner holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 11 and 28 respectively. Written reviews point the same way: 100% of Rail Gunner's written reviews are positive against 48% of Bibots's.
Rail Gunner ships an update monthly, Bibots every 6 days. The most recent releases landed on August 30, 2026 and September 23, 2026 respectively.
| Parameter | Rail Gunner | Bibots |
|---|---|---|
| Price | Free — better | $5.99 |
| Rating | 5.0 (11 ratings) — better | 4.3 (28 ratings) |
| Positive reviews | 100.0% of reviews — better | 47.6% of reviews |
| Number of ratings | 11 | 28 — better |
| Update frequency | Monthly | Every 6 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 338 MB | 206 MB |
| Age rating | 12+ | 12+ |
| Developer | RunSwimFly | Plug In Digital |
Customer experience
Rail Gunner
Bibots
In-app purchases
Rail Gunner
- Full Game$1.99
Bibots
No in-app purchases









