# Lost Cities Assistant vs RF Fun

The clearest difference is in-app purchases: RF Fun at none against Lost Cities Assistant's 2. RF Fun also leads on ads (none vs shown) and rating (4.8 vs 4.6). Lost Cities Assistant's advantage is ratings volume (67 vs 6). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. Lost Cities Assistant sells 2 in-app purchases, starting at $2.99 per year. RF Fun asks for nothing beyond the download.

RF Fun holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Lost Cities Assistant has 67 ratings behind it against 6, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 19, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Lost Cities Assistant | RF Fun |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (67 ratings)](https://appshunter.io/ios/app/lost-cities-assistant/id1619785378/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/rf-fun/id6452191904/reviews)** |
| Number of ratings | **67** | 6 |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 46 MB | 22 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [佳成 姚](https://appshunter.io/developer/1571291968) | [GFLAI](https://appshunter.io/developer/1788295252) |

## What reviewers say

### Lost Cities Assistant

[App page](https://appshunter.io/ios/app/lost-cities-assistant/id1619785378)

Simplify scoring for the board game Lost Cities. This utility app helps you calculate and track scores, with an optional premium upgrade to remove ads and unlock all features.

**Highlights:** Score calculation, Score tracking, Ad-free premium option, Unlock all features

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Assistant Pro Version | $2.99 | per year |
| Pro Version | $1.99 | one-time |


### RF Fun

[App page](https://appshunter.io/ios/app/rf-fun/id6452191904)

Control various DMX LED light-ups like bracelets, sticks, and balls with ease. Quickly pair devices and utilize an intuitive interface to create customized lighting effects for impressive audience engagement.

**Highlights:** Control DMX LED light-ups, Pair light-ups with app, Customizable lighting effects, Intuitive user interface, Event lighting control

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lost Cities Assistant free?

Lost Cities Assistant is free to download, with in-app purchases available.

### Is RF Fun free?

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

### Which has better reviews, Lost Cities Assistant or RF Fun?

RF Fun is rated higher. Lost Cities Assistant averages 4.6 out of 5 from 67 ratings, while RF Fun averages 4.8 from 6 ratings.

### Do Lost Cities Assistant or RF Fun have ads?

Lost Cities Assistant shows ads; RF Fun does not.

### Which is updated more often, Lost Cities Assistant or RF Fun?

Lost Cities Assistant ships an update monthly, and RF Fun monthly. Most recently, Lost Cities Assistant was updated on September 19, 2026 and RF Fun on September 7, 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.*