# Audio Frequency Analyzer vs HouseCurve

The clearest difference is price: HouseCurve at Free against Audio Frequency Analyzer's $9.99. HouseCurve also leads on rating (4.7 vs 3.7) and ratings volume (264 vs 3). Audio Frequency Analyzer's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

HouseCurve is free to download; Audio Frequency Analyzer costs $9.99 up front. HouseCurve sells 2 one-off in-app purchases. Audio Frequency Analyzer asks for nothing beyond the download.

HouseCurve holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: HouseCurve has 264 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 60% of Audio Frequency Analyzer's written reviews are positive against 81% of HouseCurve's.

Audio Frequency Analyzer ships an update every 8 months, HouseCurve every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Audio Frequency Analyzer | HouseCurve |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/audio-frequency-analyzer/id684641742/reviews) | **[4.7 (264 ratings)](https://appshunter.io/ios/app/housecurve/id1470695018/reviews)** |
| Number of ratings | 3 | **264** |
| Positive reviews | 60.0% of reviews | **80.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 0 MB | 11 MB |
| Requires iOS | 26.2 | **18.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [TOON,LLC](https://appshunter.io/developer/633948723) | [Greg Wilding](https://appshunter.io/developer/1470695017) |

## What reviewers say

### Audio Frequency Analyzer

[App page](https://appshunter.io/ios/app/audio-frequency-analyzer/id684641742)

This real-time audio analyzer measures and evaluates sound environments with 1/3 octave band frequency response and FFT analysis. It supports calibration for high accuracy and is suitable for various audio testing and tuning applications.

**Highlights:** Real-time frequency spectrum response measurement (1/3 octave, 30 bands), FFT Analyzer, Observation frequency range: 20 - 23000 Hz, Calibration function for high accuracy, Supports built-in and external microphones, Snapshot and averaging functions

**In-app purchases:** none


### HouseCurve

[App page](https://appshunter.io/ios/app/housecurve/id1470695018)

This app provides a suite of tools for tuning audio systems, including room correction, equalizer adjustments, and subwoofer phase setting. It measures in-room frequency response and can generate filter settings for various audio systems. It's suitable for home and car audio enthusiasts looking to optimize their sound.

**Highlights:** Sine sweep and pink noise measurements, Real-time moving mic measurements, Target curve comparison and creation, Room correction filter generation (PEQ/FIR), Magnitude, phase, and group delay display, Compatibility with various audio systems

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tuning Bundle One Year | $20.00 | one-time |
| Tuning Bundle Lifetime | $70.00 | one-time |

**What reviewers like**

- 👍 Easy to use and setup
- 💰 Great value for money
- 🔊 Significantly improves sound quality
- 📱 Utilizes iPhone microphone effectively
- 🔌 Compatible with various EQ software (e.g., Equalizer APO, Roon)

**What reviewers complain about**

- 🐛 Unreliable connection issues
- 🐛 Frequent crashes or bugs
- 🐛 App asks to upgrade after purchase
- 🐛 Bluetooth connectivity issues
- 🐛 Sweep tone not detected

**Reported bugs**

- Will not connect to iPhone
- Won't connect and play after upgrades
- App keeps asking to upgrade after payment
- Cannot connect to Airplay music systems
- Bluetooth doesn't work well

**Requested features**

- True support for headphones
- Download measured plots for offline analysis
- Ability to export a zip of filters at once
- Option to normalize filters
- Clarification on Q value for EQ frequencies


## Frequently asked questions

### Is Audio Frequency Analyzer free?

Audio Frequency Analyzer costs $9.99, with no in-app purchases.

### Is HouseCurve free?

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

### Which has better reviews, Audio Frequency Analyzer or HouseCurve?

HouseCurve is rated higher. Audio Frequency Analyzer averages 3.7 out of 5 from 3 ratings, while HouseCurve averages 4.7 from 264 ratings.

### Do Audio Frequency Analyzer or HouseCurve have ads?

Neither Audio Frequency Analyzer nor HouseCurve shows ads.

### Which is updated more often, Audio Frequency Analyzer or HouseCurve?

Audio Frequency Analyzer ships an update every 8 months, and HouseCurve every 2 months. Most recently, Audio Frequency Analyzer was updated on October 24, 2026 and HouseCurve on October 25, 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.*