# Prelisse vs Radar echo

Prelisse and Radar echo are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Prelisse ships an update weekly, Radar echo every 6 days. The most recent releases landed on September 18, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | Prelisse | Radar echo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Size | 46 MB | 30 MB |
| Requires iOS | **15.5** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Orion Sebastian Wetherlock](https://appshunter.io/developer/6789587752) | [Vyron Talen](https://appshunter.io/developer/6792982576) |

## What reviewers say

### Prelisse

[App page](https://appshunter.io/ios/app/prelisse/id6789587750)

**Features:** macOS Compatibility

**In-app purchases:** none


### Radar echo

[App page](https://appshunter.io/ios/app/radar-echo/id6792982574)

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

**In-app purchases:** none


## Frequently asked questions

### Is Prelisse free?

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

### Is Radar echo free?

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

### Do Prelisse or Radar echo have ads?

Neither Prelisse nor Radar echo shows ads.

### Which is updated more often, Prelisse or Radar echo?

Prelisse ships an update weekly, and Radar echo every 6 days. Most recently, Prelisse was updated on September 18, 2026 and Radar echo on September 3, 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.*