# Pendulum Sweeper vs Train Attack

The clearest difference is rating: Pendulum Sweeper at 4.5 against Train Attack's 4.0. Pendulum Sweeper also leads on review sentiment (32% vs 12%) and iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Pendulum Sweeper sells 14 one-off in-app purchases and Train Attack sells 16 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Pendulum Sweeper holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 405 and 967 respectively. Written reviews point the same way: 32% of Pendulum Sweeper's written reviews are positive against 12% of Train Attack's.

Pendulum Sweeper ships an update weekly, Train Attack every 11 days. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Pendulum Sweeper | Train Attack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (405 ratings)](https://appshunter.io/ios/app/pendulum-sweeper/id6739248354/reviews)** | [4.0 (967 ratings)](https://appshunter.io/ios/app/train-attack-merge-war/id6747774853/reviews) |
| Number of ratings | 405 | **967** |
| Positive reviews | **32.2% of reviews** | 11.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 268 MB | 250 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [KAYAC Inc.](https://appshunter.io/developer/315952203) | [MAD PIXEL](https://appshunter.io/developer/1581972745) |

## What reviewers say

### Pendulum Sweeper

[App page](https://appshunter.io/ios/app/pendulum-sweeper/id6739248354)

Control a double pendulum to defeat enemies climbing a hill. Master its physics to strike foes with precision and unlock upgrades to enhance your pendulum's power. This rogue-lite experience offers engaging gameplay and strategic choices for endless replayability.

**Highlights:** Double pendulum physics, Defeat climbing enemies, Unlockable upgrades, Strategic choices, Rogue-lite gameplay

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crystal 60 | $0.99 | one-time |
| Fortune Chest | $1.99 | one-time |
| Starter Pack | $3.99 | one-time |
| Crystal 310 | $4.99 | one-time |
| No Ads | $4.99 | one-time |
| Gold Pass | $4.99 | one-time |
| Starter Pack (Deal) | $5.99 | one-time |
| Crystal 640 | $9.99 | one-time |
| Starter Pack (Super Deal) | $9.99 | one-time |
| Starter Pack All | $14.99 | one-time |
| Crystal 1330 | $19.99 | one-time |
| Black Pass | $19.99 | one-time |
| Crystal 3480 | $49.99 | one-time |
| Crystal 7300 | $99.99 | one-time |

**What reviewers like**

- 👍 Fun game
- 👍 Good theme and motivation
- 👍 Enjoyable gameplay

**What reviewers complain about**

- 🐛 Shockwave bug
- 🔕 Lack of settings to turn off sound
- 💰 Too many ads
- 🤕 Difficulty increases too much at higher levels

**Reported bugs**

- Shockwave ability stops working
- Slimes launching smaller ones on defeat

**Requested features**

- Add info tab for enemy details
- Increase damage of abilities other than pendulum


### Train Attack

[App page](https://appshunter.io/ios/app/train-attack-merge-war/id6747774853)

Command a powerful battle train in this idle merge game. Merge weapons and upgrade your convoy to blast through enemies and bosses. Build your railroad empire and explore a global battlefield.

**Highlights:** Merge combat units and weapons, Epic 2D shooting action, Upgrade and build your train base, Face giant bosses and nuclear attacks, Explore diverse global battlefields, Play solo or with friends, Collect daily rewards and bonuses

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 110 Diamonds | $0.99 | one-time |
| Starter Pack | $1.99 | one-time |
| Battle Pass Premium | $2.99 | one-time |
| NoAds + Bonus | $3.99 | one-time |
| NoAds | $3.99 | one-time |
| Conductor Pack | $4.99 | one-time |
| Gold Dungeon Pass | $4.99 | one-time |
| 600 Diamonds | $4.99 | one-time |
| Rail King Bundle | $9.99 | one-time |
| 1 300 Diamonds | $9.99 | one-time |
| VIP Bundle | $9.99 | one-time |
| Monthly Pass Forever | $14.99 | one-time |
| All In One Bundle | $14.99 | one-time |
| 2 800 Diamonds | $19.99 | one-time |
| 7 500 Diamonds | $49.99 | one-time |
| 16 000 Diamonds | $99.99 | one-time |

**What reviewers like**

- 🚀 Fun and action-packed game
- 👍 Enjoyable gameplay

**What reviewers complain about**

- 🙁 Too many ads
- 🐛 Bugs and glitches
- 💰 Paid 'no ads' feature not working

**Reported bugs**

- Game freezes on wave 5 stage 3
- Enemies disappear halfway through levels

**Requested features**

- Reduce the number of ads
- Fix bugs and glitches


## Frequently asked questions

### Is Pendulum Sweeper free?

Pendulum Sweeper is free to download, with in-app purchases available.

### Is Train Attack free?

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

### Which has better reviews, Pendulum Sweeper or Train Attack?

Pendulum Sweeper is rated higher. Pendulum Sweeper averages 4.5 out of 5 from 405 ratings, while Train Attack averages 4.0 from 967 ratings.

### Do Pendulum Sweeper or Train Attack have ads?

Both Pendulum Sweeper and Train Attack show ads.

### Which is updated more often, Pendulum Sweeper or Train Attack?

Pendulum Sweeper ships an update weekly, and Train Attack every 11 days. Most recently, Pendulum Sweeper was updated on September 24, 2026 and Train Attack on September 25, 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.*