# Piston Clicker vs Bullet Train!

The clearest difference is in-app purchases: Piston Clicker at none against Bullet Train!'s 10. Piston Clicker also leads on ads (none vs shown). Bullet Train!'s advantage is review sentiment (11% vs 0%). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Bullet Train! sells 10 one-off in-app purchases. Piston Clicker asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for Piston Clicker against 4.3 for Bullet Train!. Both are backed by a comparable volume of ratings — 430 and 770 respectively. Written reviews are what separate them: 0% of Piston Clicker's written reviews are positive against 11% of Bullet Train!'s.

Piston Clicker ships an update every 2 weeks, Bullet Train! weekly. The most recent releases landed on July 30, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Piston Clicker | Bullet Train! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (430 ratings)](https://appshunter.io/ios/app/piston-clicker/id6444800075/reviews) | **[4.3 (770 ratings)](https://appshunter.io/ios/app/bullet-train/id6450603663/reviews)** |
| Number of ratings | 430 | **770** |
| Positive reviews | 0.0% of reviews | **11.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 122 MB | 177 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [ozan akbaba](https://appshunter.io/developer/1322985604) | [Upperpik Oyun Yazilim ve Pazarlama Ticaret Anonim Sirketi](https://appshunter.io/developer/1225221447) |

## What reviewers say

### Piston Clicker

[App page](https://appshunter.io/ios/app/piston-clicker/id6444800075)

Build and upgrade a virtual money-making machine. Add pistons, increase production speed, and change piston types to generate different currencies. Sell your output to earn more and experience a satisfying, hypnotic simulation.

**Highlights:** Add and upgrade pistons, Increase production speed, Change piston types for different money, Sell production for profit, Satisfying machine simulation

**Features:** macOS Compatibility

**In-app purchases:** none


### Bullet Train!

[App page](https://appshunter.io/ios/app/bullet-train/id6450603663)

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.

**Highlights:** Extend bullet belt, Upgrade ammo, Inflict more damage, Destroy enemies, Increase firing speed, Earn coins

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Drone | $1.99 | one-time |
| Captain | $2.99 | one-time |
| Sergeant | $2.99 | one-time |
| Flamethrower | $2.99 | one-time |
| Grenade | $2.99 | one-time |
| No Ads | $3.99 | one-time |
| Spy | $3.99 | one-time |
| Air strike | $3.99 | one-time |
| President | $4.99 | one-time |
| Ammo pack | $4.99 | one-time |

**What reviewers like**

- 👍 Good time waster
- 🚀 Pretty good game

**What reviewers complain about**

- 🐛 Bug that crashes game
- 🐛 Game freeze
- 🔍 Forced ads
- 🔍 Terrible ad push
- 🔍 Ads every minute

**Reported bugs**

- 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**

- Need more guns and harder enemies
- Fix the free bonus ad clock


## Frequently asked questions

### Is Piston Clicker free?

Piston Clicker is free to download, with no in-app purchases.

### Is Bullet Train! free?

Bullet Train! is free to download, with in-app purchases available.

### Which has better reviews, Piston Clicker or Bullet Train!?

Bullet Train! is rated higher. Piston Clicker averages 4.3 out of 5 from 430 ratings, while Bullet Train! averages 4.3 from 770 ratings.

### Do Piston Clicker or Bullet Train! have ads?

Bullet Train! shows ads; Piston Clicker does not.

### Which is updated more often, Piston Clicker or Bullet Train!?

Piston Clicker ships an update every 2 weeks, and Bullet Train! weekly. Most recently, Piston Clicker was updated on July 30, 2026 and Bullet Train! on September 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*