# Light Code Transmissions vs Rocksy

The clearest difference is in-app purchases: Light Code Transmissions at none against Rocksy's 3. Light Code Transmissions also leads on update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Rocksy sells 3 in-app purchases, starting at $5.99 per 7 days. Light Code Transmissions asks for nothing beyond the download.

Light Code Transmissions ships an update every 2 weeks, Rocksy every 2 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Light Code Transmissions | Rocksy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (48 ratings)](https://appshunter.io/ios/app/rocksy-stone-rock-identifier/id6746277590/reviews)** |
| Number of ratings | — | **48** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Freemium |
| Size | 49 MB | 47 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Emily Sudduth](https://appshunter.io/developer/1721274803) | [Oleh Dnistrovskyi](https://appshunter.io/developer/1822141972) |

## What reviewers say

### Light Code Transmissions

[App page](https://appshunter.io/ios/app/light-code-transmissions/id6503090684)

**In-app purchases:** none


### Rocksy

[App page](https://appshunter.io/ios/app/rocksy-stone-rock-identifier/id6746277590)

Identify rocks, minerals, and crystals instantly with advanced image recognition. Explore their history, properties, and uses. Learn about geology through interactive exploration, suitable for all ages.

**Highlights:** Instant rock, mineral, and crystal identification, Detailed specimen information, Exploration of geological history, Insights into crystal healing properties, Collection management tools, Interactive learning experience

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $5.99 | per 7 days |
| Monthly Premium | $17.99 | per month |
| Yearly Premium | $39.99 | per year |


## Frequently asked questions

### Is Light Code Transmissions free?

Light Code Transmissions is free to download, with no in-app purchases.

### Is Rocksy free?

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

### Do Light Code Transmissions or Rocksy have ads?

Neither Light Code Transmissions nor Rocksy shows ads.

### Which is updated more often, Light Code Transmissions or Rocksy?

Light Code Transmissions ships an update every 2 weeks, and Rocksy every 2 months. Most recently, Light Code Transmissions was updated on October 27, 2026 and Rocksy 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.*