Bullet Train! vs OneByOne
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Bullet Train!
Engage in a thrilling arcade experience where you upgrade your ammunition to inflict maximum damage on enemies. Earn coins by destroying foes to enhance your bullet belt and firing speed. Become a master of destruction with increasingly powerful projectiles.
- Extend bullet belt
- Upgrade ammo
- Inflict more damage
- Destroy enemies
- Increase firing speed
- Earn coins
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Improve your bullets and inflict more damage to your enemies as you progress through the game. Upgrade your ammo belt and bullets with the coins you earn as you destroy your enemies. With each upgrade, your bullets become deadlier, delivering devastating blows to your enemies. Increase the firing speed as you tap on the screen. More taps, more bullets!
OneByOne
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Constantly defeat enemies, enemies appear one by one, their own health is 0 when the game ends; Items can be used during the battle to get help, items can be obtained through the store; You can also upgrade your own attributes.
Screenshots
Verdict
The clearest difference is in-app purchases: OneByOne at none against Bullet Train!'s 10. Bullet Train!'s advantage is update cadence (weekly vs monthly) and iOS requirement (11.0 vs 13.0). On price, ads 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. Bullet Train! sells 10 one-off in-app purchases. OneByOne asks for nothing beyond the download.
Bullet Train! ships an update weekly, OneByOne monthly. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | Bullet Train! | OneByOne |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (779 ratings) — better | — |
| Positive reviews | 11.1% of reviews | — |
| Number of ratings | 779 — better | — |
| Update frequency | Weekly — better | Monthly |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 177 MB | 75 MB |
| Age rating | 12+ | 4+ |
| Developer | Upperpik Oyun Yazilim ve Pazarlama Ticaret Anonim Sirketi | 亮 肖 |
Bugs and requests
Bullet Train!
Reported bugs
4 issues- Missions trophy crashes the game
- Game freezes when clicking on missions
- Paid for no ads but still have ads
- Free bonus ad clock not working properly
Requested features
2 requests- Need more guns and harder enemies
- Fix the free bonus ad clock
OneByOne
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Bullet Train!
- Drone$1.99
- Captain$2.99
- Sergeant$2.99
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- Flamethrower$2.99
- Grenade$2.99
- No Ads$3.99
- Spy$3.99
- Air strike$3.99
- President$4.99
- Ammo pack$4.99
OneByOne
No in-app purchases
Questions
Is Bullet Train! free?
Is OneByOne free?
Do Bullet Train! or OneByOne have ads?
Which is updated more often, Bullet Train! or OneByOne?
Other comparisons
