# RC UFO vs CastOn

The clearest difference is rating: CastOn at 4.5 against RC UFO's 2.4. CastOn also leads on ratings volume (5.6K vs 166) and chart position (#167 vs unranked). RC UFO's advantage is in-app purchases (none vs 11) and iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CastOn sells 11 in-app purchases, starting at $4.99 per 7 days. RC UFO asks for nothing beyond the download.

CastOn holds the better App Store score, 4.5 against 2.4. That said, the two scores are not equally well evidenced: CastOn has 5.6K ratings behind it against 166, so its average is the more settled of the two. Written reviews point the same way: 28% of RC UFO's written reviews are positive against 36% of CastOn's.

RC UFO ships an update every 2 months, CastOn every 4 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | RC UFO | CastOn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (166 ratings)](https://appshunter.io/ios/app/rc-ufo/id6502386083/reviews) | **[4.5 (5.6K ratings)](https://appshunter.io/ios/app/caston-smart-screen-share/id6572304963/reviews)** |
| Number of ratings | 166 | **5.6K** |
| Positive reviews | 27.9% of reviews | **36.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | — | **#167** |
| Size | 121 MB | 60 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [shenzhen cooingdv technology co.,ltd.](https://appshunter.io/developer/1255741645) | [EpicScale Inc](https://appshunter.io/developer/1759187257) |

## What reviewers say

### RC UFO

[App page](https://appshunter.io/ios/app/rc-ufo/id6502386083)

Control and display functions for toy drones. Offers innovative and diversified control methods for an enhanced flying experience.

**Highlights:** Drone control functions, Display functions, Diversified control methods, Innovative control

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 💡 Good for the price
- 🚀 Works well with drone

**What reviewers complain about**

- 🐛 Connectivity issues
- 🐛 Unreliable performance
- 🔒 Privacy concerns
- 🔋 Poor battery life

**Reported bugs**

- Cannot connect to drone
- Constant error messages
- App crashes frequently

**Requested features**

- Better camera quality
- Improved drone control
- More reliable connection


### CastOn

[App page](https://appshunter.io/ios/app/caston-smart-screen-share/id6572304963)

**Currently charting:** #167 Top Free · Utilities (US App Store)

Easily share your iPhone screen with others on a larger display. Stream photos, videos, browser content, or even use it as a live camera feed. Features a collaborative whiteboard for shared creativity.

**Highlights:** Screen mirroring for all iPhone content, Cast photos and videos to TV, Interactive whiteboard mode, Live camera streaming to TV, Browser mirroring for shared browsing

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $4.99 | per 7 days |
| Weekly Plan | $4.99 | per 7 days |
| Weekly Plan | $5.99 | per 7 days |
| Weekly Premium | $5.99 | per 7 days |
| Weekly Plan | $6.99 | per 7 days |
| Weekly Plan | $6.99 | per 7 days |
| Yearly Plan | $19.99 | per year |
| Annually Plan | $29.99 | per year |
| Annually Plan | $39.99 | per year |
| Lifetime access | $1.99 | one-time |
| Lifetime access | $4.99 | one-time |

**What reviewers like**

- ⭐ Excellent
- ⭐ Jesus

**What reviewers complain about**

- 🚫 Terrible app
- 🚫 Garbage
- 🚫 Doesn't work
- 🚫 Worst app ever
- 🚫 Waste of money

**Reported bugs**

- Doesn't cast iPhone to LG tv
- Unsuccessful screen sharing

**Requested features**

- Sound transfer to TV


## Frequently asked questions

### Is RC UFO free?

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

### Is CastOn free?

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

### Which has better reviews, RC UFO or CastOn?

CastOn is rated higher. RC UFO averages 2.4 out of 5 from 166 ratings, while CastOn averages 4.5 from 5.6K ratings.

### Do RC UFO or CastOn have ads?

Both RC UFO and CastOn show ads.

### Which is updated more often, RC UFO or CastOn?

RC UFO ships an update every 2 months, and CastOn every 4 weeks. Most recently, RC UFO was updated on October 27, 2026 and CastOn on October 30, 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.*