# PhaseChecker vs GuavaDrop

The clearest difference is price: GuavaDrop at Free against PhaseChecker's $0.99. GuavaDrop also leads on rating (5.0 vs 2.0) and update cadence (every 6 weeks vs every 43 months). PhaseChecker's advantage is ratings volume (3 vs 1). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

GuavaDrop is free to download; PhaseChecker costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GuavaDrop holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

PhaseChecker ships an update every 43 months, GuavaDrop every 6 weeks. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PhaseChecker | GuavaDrop |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [2.0 (3 ratings)](https://appshunter.io/ios/app/phasechecker/id1160400348/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/guavadrop/id1619055284/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 15.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 6 weeks** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 2 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rick Peacock](https://appshunter.io/developer/286052385) | [Azukipan IT Solutions LLC](https://appshunter.io/developer/1604498724) |

## What reviewers say

### PhaseChecker

[App page](https://appshunter.io/ios/app/phasechecker/id1160400348)

This utility app tests your sound system to ensure speakers are correctly wired and in-phase. It offers manual and automatic modes, with advanced waveform analysis for precise setup. Proper phasing is crucial for optimal bass response and stereo imaging.

**Highlights:** Speaker phase and polarity testing, Manual and automatic test modes, Microphone-based analysis, Waveform view for advanced users, In-app help and guidance, Audio output connection

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

**In-app purchases:** none


### GuavaDrop

[App page](https://appshunter.io/ios/app/guavadrop/id1619055284)

Easily scan, create, and manage QR codes. View QR code content as text messages for convenient access. Designed for both personal and business productivity.

**Highlights:** Scan QR codes, Create QR codes, Save QR codes, View QR code content as text, Personal productivity, Business productivity

**In-app purchases:** none


## Frequently asked questions

### Is PhaseChecker free?

PhaseChecker costs $0.99, with no in-app purchases.

### Is GuavaDrop free?

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

### Which has better reviews, PhaseChecker or GuavaDrop?

GuavaDrop is rated higher. PhaseChecker averages 2.0 out of 5 from 3 ratings, while GuavaDrop averages 5.0 from 1 ratings.

### Do PhaseChecker or GuavaDrop have ads?

Neither PhaseChecker nor GuavaDrop shows ads.

### Which is updated more often, PhaseChecker or GuavaDrop?

PhaseChecker ships an update every 43 months, and GuavaDrop every 6 weeks. Most recently, PhaseChecker was updated on October 4, 2026 and GuavaDrop on September 30, 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.*