# RTR vs ShareByLight File Transfer

The clearest difference is in-app purchases: RTR at none against ShareByLight File Transfer's 1. ShareByLight File Transfer's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ShareByLight File Transfer sells 1 one-off in-app purchase. RTR asks for nothing beyond the download.

RTR ships an update every 6 weeks, ShareByLight File Transfer every 2 weeks. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | RTR | ShareByLight File Transfer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rtr-netztest/id724321403/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 15 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RTR-GmbH](https://appshunter.io/developer/724321406) | [Dragos Roua](https://appshunter.io/developer/1471975280) |

## What reviewers say

### RTR

[App page](https://appshunter.io/ios/app/rtr-netztest/id724321403)

Measure your internet connection's speed, ping, and signal strength. It also tests quality parameters like VoIP and web page loading. View results on a map and analyze historical data.

**Highlights:** Internet speed testing (upload, download, ping), Quality parameter testing (VoIP, web page), Signal strength measurement, Map view of test results, Historical data analysis, Automatic test repetition (loop mode)

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

**In-app purchases:** none


### ShareByLight File Transfer

[App page](https://appshunter.io/ios/app/sharebylight-file-transfer/id6796897056)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShareByLight Pro | $5.99 | one-time |


## Frequently asked questions

### Is RTR free?

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

### Is ShareByLight File Transfer free?

ShareByLight File Transfer is free to download, with in-app purchases available.

### Do RTR or ShareByLight File Transfer have ads?

Neither RTR nor ShareByLight File Transfer shows ads.

### Which is updated more often, RTR or ShareByLight File Transfer?

RTR ships an update every 6 weeks, and ShareByLight File Transfer every 2 weeks. Most recently, RTR was updated on October 24, 2026 and ShareByLight File Transfer on October 10, 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.*