# RC_SkyLine vs Stamp Sorting Solitaire Quest

The clearest difference is in-app purchases: RC_SkyLine at none against Stamp Sorting Solitaire Quest's 10. RC_SkyLine also leads on ads (none vs shown) and iOS requirement (5.1.1 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Stamp Sorting Solitaire Quest sells 10 one-off in-app purchases. RC_SkyLine asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | RC_SkyLine | Stamp Sorting Solitaire Quest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (6 ratings)](https://appshunter.io/ios/app/rc-skyline/id961855391/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free | — |
| Size | 21 MB | 492 MB |
| Requires iOS | **5.1.1** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [军年 陈](https://appshunter.io/developer/838811815) | [Shahryar Ali Sheikh](https://appshunter.io/developer/1751945449) |

## What reviewers say

### RC_SkyLine

[App page](https://appshunter.io/ios/app/rc-skyline/id961855391)

Control a four-axis aircraft remotely using your iOS device. Stream real-time video from the aircraft's camera directly to your phone and capture photos or videos.

**Highlights:** Remote control of four-axis aircraft, Real-time video streaming via WiFi, On-device photo capture, On-device video recording

**Features:** macOS Compatibility

**In-app purchases:** none


### Stamp Sorting Solitaire Quest

[App page](https://appshunter.io/ios/app/stamp-sorting-solitaire-quest/id6780911307)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 Coins | $0.99 | one-time |
| Quick Stamp Pack | $0.99 | one-time |
| 500 Coins | $1.99 | one-time |
| Starter Stamp Pack | $1.99 | one-time |
| 1500 Coins | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Puzzle Rescue Pack | $4.99 | one-time |
| 4000 Coins | $9.99 | one-time |
| Premium Stamp Pack | $9.99 | one-time |
| 10000 Coins | $19.99 | one-time |


## Frequently asked questions

### Is RC_SkyLine free?

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

### Is Stamp Sorting Solitaire Quest free?

Stamp Sorting Solitaire Quest is free to download, with in-app purchases available.

### Do RC_SkyLine or Stamp Sorting Solitaire Quest have ads?

Stamp Sorting Solitaire Quest shows ads; RC_SkyLine does not.

### Which is updated more often, RC_SkyLine or Stamp Sorting Solitaire Quest?

RC_SkyLine ships an update fortnightly, and Stamp Sorting Solitaire Quest fortnightly. Most recently, RC_SkyLine was updated on October 12, 2026 and Stamp Sorting Solitaire Quest on October 6, 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.*