# HouseCurve vs MG Flasher

The clearest difference is in-app purchases: MG Flasher at none against HouseCurve's 2. MG Flasher also leads on update cadence (every 9 days vs every 2 months) and iOS requirement (15.4 vs 18.6). HouseCurve's advantage is review sentiment (81% vs 71%). On price, rating, ratings volume and ads there is nothing between them.

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

HouseCurve holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 264 and 89 respectively. Written reviews point the same way: 81% of HouseCurve's written reviews are positive against 71% of MG Flasher's.

HouseCurve ships an update every 2 months, MG Flasher every 9 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | HouseCurve | MG Flasher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (264 ratings)](https://appshunter.io/ios/app/housecurve/id1470695018/reviews)** | [4.5 (89 ratings)](https://appshunter.io/ios/app/mg-flasher/id1492813749/reviews) |
| Number of ratings | **264** | 89 |
| Positive reviews | **80.7% of reviews** | 71.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 11 MB | 196 MB |
| Requires iOS | 18.6 | **15.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Greg Wilding](https://appshunter.io/developer/1470695017) | [JR Auto Performance Inc.](https://appshunter.io/developer/1492813748) |

## 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


### MG Flasher

[App page](https://appshunter.io/ios/app/mg-flasher/id1492813749)

This app allows for advanced ECU tuning and feature unlocking for specific BMW and Supra engines via OBD and Wi-Fi. It offers on-the-fly map switching, custom options, flex fuel integration, and diagnostic capabilities for enhanced vehicle performance. Designed for off-road use only.

**Highlights:** Custom performance modifications, Switchable maps on-the-fly, Dynamic exhaust burble control, Flex fuel integration, Torque limiter adjustment, Speed limit removal, Diagnostic DTC reading/clearing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HouseCurve free?

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

### Is MG Flasher free?

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

### Which has better reviews, HouseCurve or MG Flasher?

HouseCurve is rated higher. HouseCurve averages 4.7 out of 5 from 264 ratings, while MG Flasher averages 4.5 from 89 ratings.

### Do HouseCurve or MG Flasher have ads?

Neither HouseCurve nor MG Flasher shows ads.

### Which is updated more often, HouseCurve or MG Flasher?

HouseCurve ships an update every 2 months, and MG Flasher every 9 days. Most recently, HouseCurve was updated on October 25, 2026 and MG Flasher 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.*