# Radar Sensor vs Hold Up

The clearest difference is in-app purchases: Radar Sensor at none against Hold Up's 2. Radar Sensor also leads on iOS requirement (13.0 vs 18.0). Hold Up's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Hold Up sells 2 in-app purchases, starting at $2.99 per month. Radar Sensor asks for nothing beyond the download.

Radar Sensor ships an update every 2 months, Hold Up fortnightly. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Radar Sensor | Hold Up |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 67 MB | 1 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [正亮 黄](https://appshunter.io/developer/6780918447) | [Sarvesh Anand Kandala](https://appshunter.io/developer/6789931134) |

## What reviewers say

### Radar Sensor

[App page](https://appshunter.io/ios/app/radar-sensor/id6780945082)

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

**In-app purchases:** none


### Hold Up

[App page](https://appshunter.io/ios/app/hold-up-scam-check/id6808095578)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hold Up Unlimited Monthly | $2.99 | per month |
| Hold Up Unlimited Yearly | $19.99 | per year |


## Frequently asked questions

### Is Radar Sensor free?

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

### Is Hold Up free?

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

### Do Radar Sensor or Hold Up have ads?

Neither Radar Sensor nor Hold Up shows ads.

### Which is updated more often, Radar Sensor or Hold Up?

Radar Sensor ships an update every 2 months, and Hold Up fortnightly. Most recently, Radar Sensor was updated on October 17, 2026 and Hold Up on October 8, 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.*