# Stamps Collector vs Stack Circuit

The clearest difference is in-app purchases: Stack Circuit at none against Stamps Collector's 10. Stamps Collector's advantage is ratings volume (12 vs 1) and iOS requirement (8.0 vs 16). On price, rating, ads and device support there is nothing between them.

Both are free to download. Stamps Collector sells 10 one-off in-app purchases. Stack Circuit asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.9 for Stamps Collector against 4.0 for Stack Circuit. That said, the two scores are not equally well evidenced: Stamps Collector has 12 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Stamps Collector | Stack Circuit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (12 ratings)](https://appshunter.io/ios/app/stamps-collector/id705203926/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/stack-circuit-smart-assembly/id6760984535/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 102 MB | 7 MB |
| Requires iOS | **8.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Appscraft](https://appshunter.io/developer/1652334821) | [泽森 陈](https://appshunter.io/developer/1884030414) |

## What reviewers say

### Stamps Collector

[App page](https://appshunter.io/ios/app/stamps-collector/id705203926)

Collect, trade, and auction virtual stamps on your iPhone and iPad. Explore the history behind each stamp with detailed descriptions. Engage in the exciting world of philately from your mobile device.

**Highlights:** Collect real stamps and series, Exchange, trade, and auction stamps, Study stamp history with descriptions, Play on iPhone and iPad

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Common stamp | $1.99 | one-time |
| Premium user | $3.99 | one-time |
| Add 10000 coins | $4.99 | one-time |
| Silver foil stamp | $4.99 | one-time |
| Foil Gold Stamp | $5.99 | one-time |
| Fullversion | $6.99 | one-time |
| Buy rare stamp | $6.99 | one-time |
| Rare stamps | $6.99 | one-time |
| Rare stamp | $6.99 | one-time |
| 40000 coins | $11.99 | one-time |


### Stack Circuit

[App page](https://appshunter.io/ios/app/stack-circuit-smart-assembly/id6760984535)

Design, build, and test automated systems in this puzzle game. Solve unique challenges by strategically placing interactive modules to create intelligent solutions. Explore 100 handcrafted levels with real-time execution and multiple solution paths.

**Highlights:** Module-based puzzle mechanics, 100 handcrafted levels, Real-time system execution, Multiple solutions per puzzle, Performance-based scoring, Skin customization

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

**In-app purchases:** none


## Frequently asked questions

### Is Stamps Collector free?

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

### Is Stack Circuit free?

Stack Circuit is free to download, with no in-app purchases.

### Which has better reviews, Stamps Collector or Stack Circuit?

Stack Circuit is rated higher. Stamps Collector averages 3.9 out of 5 from 12 ratings, while Stack Circuit averages 4.0 from 1 ratings.

### Do Stamps Collector or Stack Circuit have ads?

Neither Stamps Collector nor Stack Circuit shows ads.

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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.*