# Qudelix vs BuiltNotBought

The clearest difference is iOS requirement: Qudelix at 15.6 against BuiltNotBought's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Qudelix ships an update every 3 weeks, BuiltNotBought monthly. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Qudelix | BuiltNotBought |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (78 ratings)](https://appshunter.io/ios/app/qudelix/id1515641059/reviews)** | — |
| Number of ratings | **78** | — |
| Positive reviews | 68.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 27 MB | 1 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Qudelix, Inc.](https://appshunter.io/developer/1515641058) | [SHYAM PATEL](https://appshunter.io/developer/6771551528) |

## What reviewers say

### Qudelix

[App page](https://appshunter.io/ios/app/qudelix/id1515641059)

This app serves as an official remote controller for the Qudelix-5K Bluetooth DAC AMP. It allows users to manage various functions, including equalizer settings, volume, and firmware updates, all via a BLE connection.

**Highlights:** BLE control and monitoring, Equalizer adjustment, Battery level display, Firmware updates, Volume control, Bluetooth codec information

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent app, works perfect
- 💡 Amazing EQ results
- 🚀 Super long term support
- 👍 NO bugs. Runs well.
- 👍 Great control app

**What reviewers complain about**

- 🐛 UI clearly created by engineers
- 🐛 Documentation not updated correctly
- 🐛 Unacceptable basic feature setup
- 🐛 Won't recognize Bluetooth devices
- 🐛 Useless if can't connect device

**Reported bugs**

- App needs work
- Documentation does not provide a coherent answer
- Wont recognize any Bluetooth devices
- App is useless if you can’t connect a device to it
- Doesn’t work on iPhone 15

**Requested features**

- How to set a preset for PEQ for each headphone
- Firefox or Safari extension
- Dark mode
- Live 20 band VU meter displayed in low opacity behind EQ curve
- Update autoeq list


### BuiltNotBought

[App page](https://appshunter.io/ios/app/builtnotbought/id6771551526)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Qudelix free?

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

### Is BuiltNotBought free?

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

### Do Qudelix or BuiltNotBought have ads?

Neither Qudelix nor BuiltNotBought shows ads.

### Which is updated more often, Qudelix or BuiltNotBought?

Qudelix ships an update every 3 weeks, and BuiltNotBought monthly. Most recently, Qudelix was updated on October 14, 2026 and BuiltNotBought on October 7, 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.*