# WormholeTrain vs IdleSpiral

The clearest difference is price: IdleSpiral at Free against WormholeTrain's $0.99. IdleSpiral also leads on update cadence (every 2 days vs every 2 months). WormholeTrain's advantage is in-app purchases (none vs 12) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

IdleSpiral is free to download; WormholeTrain costs $0.99 up front. IdleSpiral sells 12 one-off in-app purchases. WormholeTrain asks for nothing beyond the download.

WormholeTrain ships an update every 2 months, IdleSpiral every 2 days. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | WormholeTrain | IdleSpiral |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.2 (79 ratings)](https://appshunter.io/ios/app/idlespiral/id6476647541/reviews)** |
| Number of ratings | — | **79** |
| Positive reviews | — | 54.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 235 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takao Akatsu](https://appshunter.io/developer/1530946331) | [Idle System, Inc.](https://appshunter.io/developer/1727483319) |

## What reviewers say

### WormholeTrain

[App page](https://appshunter.io/ios/app/wormholetrain/id6443495708)

**Features:** Vision Pro support

**In-app purchases:** none


### IdleSpiral

[App page](https://appshunter.io/ios/app/idlespiral/id6476647541)

An idle, incremental game where players aim to grow a spiral. It combines simple gameplay with mathematical beauty for long-term engagement.

**Highlights:** Idle gameplay, Incremental progression, Spiral mathematics, Long-term engagement, Simple mechanics

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spiral Point 500 | $1.99 | one-time |
| Snake Spiral | $4.99 | one-time |
| Bubble Spiral | $4.99 | one-time |
| Arrow Spiral | $4.99 | one-time |
| Water Spiral | $9.99 | one-time |
| Space Spiral | $9.99 | one-time |
| Bonfire  Spiral | $9.99 | one-time |
| Permanent Bonus | $9.99 | one-time |
| Pixel Spiral | $9.99 | one-time |
| Railway Spiral | $9.99 | one-time |
| Spiral Point 3000 | $12.99 | one-time |
| Spiral Point 10000 | $29.99 | one-time |

**What reviewers like**

- 👍 Great game overall
- 💡 Interesting idle/incremental mechanics
- 🔢 Generates big numbers
- ✨ Satisfying progression
- 🎨 Can make cool patterns

**What reviewers complain about**

- 🐛 Game glitches and bugs
- 🔋 Drains battery quickly
- 📱 Phone gets very hot
- 📉 Progress halts without active play
- 💸 Premium currency hard to accumulate

**Reported bugs**

- Game is unresponsive
- Ads don't work or give rewards
- Patterns are random
- Bar at the bottom center not growable
- Phone gets super hot and drains battery

**Requested features**

- Fix bugs and glitches
- Improve ad rewards and length
- Make the game truly idle again
- Fix offline gains and progress
- Improve translation and text display


## Frequently asked questions

### Is WormholeTrain free?

WormholeTrain costs $0.99, with no in-app purchases.

### Is IdleSpiral free?

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

### Do WormholeTrain or IdleSpiral have ads?

IdleSpiral shows ads; WormholeTrain does not.

### Which is updated more often, WormholeTrain or IdleSpiral?

WormholeTrain ships an update every 2 months, and IdleSpiral every 2 days. Most recently, WormholeTrain was updated on October 25, 2026 and IdleSpiral on October 27, 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.*