# Speaker Box Lite vs PhaseChecker

The clearest difference is review sentiment: Speaker Box Lite at 62% against PhaseChecker's 16%. Speaker Box Lite also leads on price (Free vs $0.99) and rating (4.1 vs 2.0). PhaseChecker's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Speaker Box Lite is free to download; PhaseChecker costs $0.99 up front. Speaker Box Lite sells 3 in-app purchases, starting at $4.49 per 7 days. PhaseChecker asks for nothing beyond the download.

Speaker Box Lite holds the better App Store score, 4.1 against 2.0. That said, the two scores are not equally well evidenced: Speaker Box Lite has 339 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 62% of Speaker Box Lite's written reviews are positive against 16% of PhaseChecker's.

Speaker Box Lite ships an update every 11 days, PhaseChecker every 43 months. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Speaker Box Lite | PhaseChecker |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.1 (339 ratings)](https://appshunter.io/ios/app/speaker-box-lite/id898625526/reviews)** | [2.0 (3 ratings)](https://appshunter.io/ios/app/phasechecker/id1160400348/reviews) |
| Number of ratings | **339** | 3 |
| Positive reviews | **61.9% of reviews** | 15.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 43 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 160 MB | 1 MB |
| Requires iOS | 15.1 | **14.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Abdulin](https://appshunter.io/developer/893545070) | [Rick Peacock](https://appshunter.io/developer/286052385) |

## What reviewers say

### Speaker Box Lite

[App page](https://appshunter.io/ios/app/speaker-box-lite/id898625526)

Calculate subwoofer box volumes and design acoustic systems with detailed charts and parameter generation. Supports various enclosure types and includes a shared online speaker database. Offers cloud project saving and PRO features via subscription.

**Highlights:** Subwoofer box volume calculation, Support for multiple enclosure types, Amplitude, phase, and SPL charts, Parameter generation for vented boxes, Port and displacement volume calculation, Cloud project saving, Shared online speaker database

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week PRO | $4.49 | per 7 days |
| Month plan | $7.99 | per month |
| PRO Account | $8.99 | per month |

**What reviewers like**

- 📊 Comprehensive graphing and visualization tools
- 💾 Extensive speaker driver database with TS parameters
- 📐 Accurate enclosure calculations for sealed and ported boxes
- ✂️ Automatic cut list generation for DIY building
- 💡 Intuitive interface for beginners and experts

**What reviewers complain about**

- 💰 Expensive subscription model ($5-7/month or 400 rubles)
- 🚫 Limited free version functionality
- 🐛 Frequent crashes and stability issues
- ❌ Inconsistent calculation accuracy
- 🔐 Billing/subscription verification problems

**Reported bugs**

- App crashes when adjusting VB/FB parameters
- Crashes on certain parameter combinations requiring reinstall
- Drawing/3D model generation hangs indefinitely
- Subscription payment charged multiple times
- Pro version access denied despite active payment

**Requested features**

- One-time purchase option instead of subscription
- Portuguese language support (PT-BR)
- Air velocity graphs
- Complete 3D model generation with final drawings
- Bandpass 4th order enclosure support


### 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


## Frequently asked questions

### Is Speaker Box Lite free?

Speaker Box Lite is free to download, with in-app purchases available.

### Is PhaseChecker free?

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

### Which has better reviews, Speaker Box Lite or PhaseChecker?

Speaker Box Lite is rated higher. Speaker Box Lite averages 4.1 out of 5 from 339 ratings, while PhaseChecker averages 2.0 from 3 ratings.

### Do Speaker Box Lite or PhaseChecker have ads?

Speaker Box Lite shows ads; PhaseChecker does not.

### Which is updated more often, Speaker Box Lite or PhaseChecker?

Speaker Box Lite ships an update every 11 days, and PhaseChecker every 43 months. Most recently, Speaker Box Lite was updated on September 18, 2026 and PhaseChecker on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*