# Hypofriend Radar vs Letter

The clearest difference is in-app purchases: Hypofriend Radar at none against Letter's 6. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Letter sells 6 one-off in-app purchases. Hypofriend Radar asks for nothing beyond the download.

Hypofriend Radar ships an update every 8 days, Letter every 5 days. The most recent releases landed on October 6, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Hypofriend Radar | Letter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hypofriend-radar/id6766953909/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 5 days** |
| Monetization | Free | — |
| Size | 15 MB | 70 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hypofriend GmbH](https://appshunter.io/developer/1320660900) | [VUNYO](https://appshunter.io/developer/1768332147) |

## What reviewers say

### Hypofriend Radar

[App page](https://appshunter.io/ios/app/hypofriend-radar/id6766953909)

This app aggregates property listings from major German real estate portals, allowing users to search, filter, and save favorites. It also provides instant property valuation and affordability checks for financing options.

**Highlights:** Search all major German property portals, Filter by price, size, rooms, location, Save favorites and get new listing notifications, View listings on an interactive map, Direct link to original listings, Built-in property valuation, Instant affordability and monthly repayment check

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

**In-app purchases:** none


### Letter

[App page](https://appshunter.io/ios/app/letter-write-send-post-mail/id6786452084)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Credit | $1.99 | one-time |
| Credit | $4.99 | one-time |
| Credit | $6.99 | one-time |
| Credit | $9.99 | one-time |
| Credit | $19.99 | one-time |
| Credit | $49.99 | one-time |


## Frequently asked questions

### Is Hypofriend Radar free?

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

### Is Letter free?

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

### Do Hypofriend Radar or Letter have ads?

Neither Hypofriend Radar nor Letter shows ads.

### Which is updated more often, Hypofriend Radar or Letter?

Hypofriend Radar ships an update every 8 days, and Letter every 5 days. Most recently, Hypofriend Radar was updated on October 6, 2026 and Letter on September 28, 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.*