# Rat And Mouse Sound Repeller vs Merchant Pay+

The clearest difference is price: Merchant Pay+ at Free against Rat And Mouse Sound Repeller's $0.99. Merchant Pay+ also leads on iOS requirement (13.0 vs 15.0). Rat And Mouse Sound Repeller's advantage is update cadence (every 3 weeks vs every 83 months) and chart position (#190 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Merchant Pay+ is free to download; Rat And Mouse Sound Repeller costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rat And Mouse Sound Repeller ships an update every 3 weeks, Merchant Pay+ every 83 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | Rat And Mouse Sound Repeller | Merchant Pay+ |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 17.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 83 months |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#190** | — |
| Size | 88 MB | 9 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [andy hu](https://appshunter.io/developer/490582311) | [上海讯联数据服务有限公司](https://appshunter.io/developer/1014248293) |

## What reviewers say

### Rat And Mouse Sound Repeller

[App page](https://appshunter.io/ios/app/rat-and-mouse-sound-repeller/id499236451)

**Currently charting:** #190 Top Paid · Utilities (US App Store)

Deter rodents with a variety of frightening sounds, including predator calls and ultrasonic frequencies. Features include loop mode, auto timer, and a simple interface for effective pest control.

**Highlights:** Cat sounds, Predator sounds, Ultrasonic frequencies, Loop mode, Auto timer, Easy-to-use interface

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

**In-app purchases:** none


### Merchant Pay+

[App page](https://appshunter.io/ios/app/merchant-pay-plus/id1014334956)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rat And Mouse Sound Repeller free?

Rat And Mouse Sound Repeller costs $0.99, with no in-app purchases.

### Is Merchant Pay+ free?

Merchant Pay+ is free to download, with no in-app purchases.

### Do Rat And Mouse Sound Repeller or Merchant Pay+ have ads?

Neither Rat And Mouse Sound Repeller nor Merchant Pay+ shows ads.

### Which is updated more often, Rat And Mouse Sound Repeller or Merchant Pay+?

Rat And Mouse Sound Repeller ships an update every 3 weeks, and Merchant Pay+ every 83 months. Most recently, Rat And Mouse Sound Repeller was updated on November 6, 2026 and Merchant Pay+ on November 6, 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.*