# HouseCurve vs Grin Dashboard

The clearest difference is in-app purchases: Grin Dashboard at none against HouseCurve's 2. Grin Dashboard also leads on iOS requirement (16 vs 18.6). HouseCurve's advantage is update cadence (every 2 months vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. HouseCurve sells 2 one-off in-app purchases. Grin Dashboard asks for nothing beyond the download.

HouseCurve ships an update every 2 months, Grin Dashboard every 7 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | HouseCurve | Grin Dashboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (264 ratings)](https://appshunter.io/ios/app/housecurve/id1470695018/reviews)** | — |
| Number of ratings | **264** | — |
| Positive reviews | 80.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 46 MB |
| Requires iOS | 18.6 | **16** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Greg Wilding](https://appshunter.io/developer/1470695017) | [Grin Technologies Ltd](https://appshunter.io/developer/1798560187) |

## What reviewers say

### 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


### Grin Dashboard

[App page](https://appshunter.io/ios/app/grin-dashboard/id6742467209)

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

**In-app purchases:** none


## Frequently asked questions

### Is HouseCurve free?

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

### Is Grin Dashboard free?

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

### Do HouseCurve or Grin Dashboard have ads?

Neither HouseCurve nor Grin Dashboard shows ads.

### Which is updated more often, HouseCurve or Grin Dashboard?

HouseCurve ships an update every 2 months, and Grin Dashboard every 7 months. Most recently, HouseCurve was updated on November 3, 2026 and Grin Dashboard 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.*