# Res nu vs Train Radar

The clearest difference is in-app purchases: Res nu at none against Train Radar's 2. Res nu also leads on iOS requirement (15.1 vs 18.0). Train Radar's advantage is update cadence (every 3 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Train Radar sells 2 in-app purchases, starting at $3.99 per month. Res nu asks for nothing beyond the download.

Res nu ships an update every 3 months, Train Radar every 3 days. The most recent releases landed on October 13, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Res nu | Train Radar |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 37 MB | 16 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nelma](https://appshunter.io/developer/1896685095) | [Alihan Aktay](https://appshunter.io/developer/1795869434) |

## What reviewers say

### Res nu

[App page](https://appshunter.io/ios/app/res-nu/id6773117977)

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

**In-app purchases:** none


### Train Radar

[App page](https://appshunter.io/ios/app/train-radar-train-tracker/id6807097922)

Visualize thousands of trains moving across Europe in real-time on a live map. Get detailed route, stop, platform, and delay information for any train. Receive alerts for platform changes or cancellations for followed trains.

**Highlights:** Live train map across Europe, Real-time train routes and stops, Departure and arrival boards, Follow trains for alerts, Live delay information (Pro), Journey replay (Pro)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Train Radar Pro · Monthly | $3.99 | per month |
| Train Radar Pro - Annual | $22.99 | per year |


## Frequently asked questions

### Is Res nu free?

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

### Is Train Radar free?

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

### Do Res nu or Train Radar have ads?

Neither Res nu nor Train Radar shows ads.

### Which is updated more often, Res nu or Train Radar?

Res nu ships an update every 3 months, and Train Radar every 3 days. Most recently, Res nu was updated on October 13, 2026 and Train Radar on November 1, 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.*