# SynthStack vs Color Trail

The clearest difference is in-app purchases: Color Trail at none against SynthStack's 1. Color Trail also leads on ads (none vs shown). SynthStack's advantage is update cadence (every 2 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SynthStack sells 1 one-off in-app purchase. Color Trail asks for nothing beyond the download.

SynthStack ships an update every 2 days, Color Trail every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SynthStack | Color Trail |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/synthstack-block-puzzle-game/id6504832555/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 44 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nurullah Macun](https://appshunter.io/developer/1754005758) | [Gaurav Hargude](https://appshunter.io/developer/1552363704) |

## What reviewers say

### SynthStack

[App page](https://appshunter.io/ios/app/synthstack-block-puzzle-game/id6504832555)

A neon-lit puzzle game set in a cyberpunk world. Stack and align vibrant shapes to clear levels, challenging your strategy and reflexes with retro-futuristic visuals and immersive soundscapes.

**Highlights:** Neon-lit cyberpunk world, Stack and align vibrant shapes, Retro-futuristic visuals, Immersive soundscapes, Strategy and reflex challenges, High score chasing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $2.99 | one-time |


### Color Trail

[App page](https://appshunter.io/ios/app/color-trail-flow-puzzle/id6802631397)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SynthStack free?

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

### Is Color Trail free?

Color Trail is free to download, with no in-app purchases.

### Do SynthStack or Color Trail have ads?

SynthStack shows ads; Color Trail does not.

### Which is updated more often, SynthStack or Color Trail?

SynthStack ships an update every 2 days, and Color Trail every 2 weeks. Most recently, SynthStack was updated on October 30, 2026 and Color Trail on October 31, 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.*